given in degrees Celsius." C. burning sugar How many moles of carbon atoms are there in 0.500 mole of C2H6? Direct link to David's post At 2:30, how come the uni, Posted 3 years ago. 25 mL B. single replacement Compound. D. 2.0 g, How many milliliters of a 25% (m/v) NaOH solution would contain 75 g of NaOH? The heat of vaporization for water is 540 cal/g. 2005 - 2023 Wyzant, Inc, a division of IXL Learning - All Rights Reserved, Drawing Cyclohexane Rings Organic Chemistry. your significant figures. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass. If the pizza contains 280 kcal, how many grams of fat are present? There are two atoms of hydrogen in each molecule of water. Direct link to Joesufph's post I was wondering how to te, Posted 2 years ago. metres squared, grams, moles, feet per second, and many more! Track your food intake, exercise, sleep and meditation for free. 0.250% A. water is a liquid and aluminum is a solid at 10.0 C. of the Ideal Gas Law, which tells us that pressure times volume is equal to the number of moles, n, times the ideal gas constant, R, times temperature, T. And so we know everything How many moles of sodium bromide can be formed from 1.55 moles of aluminum bromide? 36.7 moles So, to find the number of hydrogen atoms in a mole of water molecules, the problem canbe solved using conversion factors: \[1 \: \text{mol} \: \ce{H_2O} \times \frac{6.02 \times 10^{23} \: \text{molecules} \: \ce{H_2O}}{1 \: \text{mol} \: \ce{H_2O}} \times \frac{2 \: \text{atoms} \: \ce{H}}{1 \: \text{molecule} \: \ce{H_2O}} = 1.20 \times 10^{24} \: \text{atoms} \: \ce{H}\nonumber \]. To complete this calculation, you have to know what substance you are trying to convert. However, air is made up of many different kinds of molecules, with different numbers and types of atoms and different masses. You just have to add 273 to whatever you have in degrees D. nothing is oxidized, What is reduced in the following reaction? And let's see how many You can view more details on each measurement unit: A. 1.00 mole. B. Give the answer to 2 significant figures. C. 1 x 10-2 M A. From avogadro's number, 1 mol is equal to 6.022x10^23 molecules. molecular weight of C2H6 or mol ethane This problem has been solved! B. 2C2H6(g)+5O2(g) 4CO(g)+6H2O(g) How many moles of H2O are formed from 0.40 moles of C2H6 ? Calculate the empirical formulas of the following polymer: Saran; 24.8% C, 2.0% H, 73.1% Cl. Type in your own numbers in the form to convert the units! B. You can also ask for help in our chat or forums. molecular weight of Ethane or The first conversion factor converts from moles of particles to the number of particles. D. 426 g, How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg? A common request on this site is to convert grams to moles. Well, R is a constant. This is the number of moles in 100 g of water. Please enable Javascript to use C. condensation. 0 M For Free. D. water has a larger specific heat than aluminum. If you are meaning mmHg that is measuring how much the column of mercury changed in mm due to changes in pressure. C. HCO31- A. freezing. B. The silver will reach a higher temperature. the unit converter.Note you can turn off most ads here: The structure of the ethane is CH3-CH3. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. A. C2H6, 2 atoms of carbon combine with 6 atoms of hydrogen to form ethane. { "10.01:_Avogadro\'s_Number" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.02:_Conversions_Between_Moles_and_Atoms" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.03:_Molar_Mass" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.04:_Conversions_Between_Moles_and_Mass" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.05:_Conversions_Between_Mass_and_Number_of_Particles" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.06:_Avogadro\'s_Hypothesis_and_Molar_Volume" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.07:_Conversions_Between_Moles_and_Gas_Volume" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.08:_Gas_Density" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.08:_Mole_Road_Map" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.10:_Percent_Composition" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.11:_Percent_of_Water_in_a_Hydrate" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.12:_Determining_Empirical_Formulas" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10.13:_Determining_Molecular_Formulas" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { "00:_Front_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "01:_Introduction_to_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "02:_Matter_and_Change" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "03:_Measurements" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "04:_Atomic_Structure" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "05:_Electrons_in_Atoms" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "06:_The_Periodic_Table" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "07:_Chemical_Nomenclature" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "08:_Ionic_and_Metallic_Bonding" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "09:_Covalent_Bonding" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10:_The_Mole" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "11:_Chemical_Reactions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "12:_Stoichiometry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "13:_States_of_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "14:_The_Behavior_of_Gases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "15:_Water" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "16:_Solutions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "17:_Thermochemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "18:_Kinetics" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "19:_Equilibrium" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "20:_Entropy_and_Free_Energy" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "21:_Acids_and_Bases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "22:_Oxidation-Reduction_Reactions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "23:_Electrochemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "24:_Nuclear_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "25:_Organic_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "26:_Biochemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "zz:_Back_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, 10.2: Conversions Between Moles and Atoms, [ "article:topic", "showtoc:no", "program:ck12", "license:ck12", "authorname:ck12", "source@https://flexbooks.ck12.org/cbook/ck-12-chemistry-flexbook-2.0/" ], https://chem.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fchem.libretexts.org%2FBookshelves%2FIntroductory_Chemistry%2FIntroductory_Chemistry_(CK-12)%2F10%253A_The_Mole%2F10.02%253A_Conversions_Between_Moles_and_Atoms, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), Example \(\PageIndex{1}\): Converting Number of Particles to Moles, Example \(\PageIndex{2}\): Atoms, Molecules, and Moles, Conversions Between Moles and Number of Particles. We use the most common isotopes. For the following reaction, how many moles of oxygen gas are required to react with 4.0 moles of Mg? D. 0 cal. 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, a Question Step 1: List the known quantities and plan the problem. The first step to finding the molar mass of Benzene is to count the number of each atom present in a single molecule using the chemical formula, C6H6: Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in C6H6: Finally, add together the total mass of each element to get the molar mass of C6H6: Use uppercase for the first character in the element and lowercase for the second character. So, let's just multiply this times 6.022. Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. C. 6.74 g 100% (22 ratings) From the balanced reaction, 2 moles of C2H6 require 7 mo . What are the names of the third leaders called? D. 55 g, How many calories are required to increase the temperature of 13 g of alcohol from 11 C to 23 C? Hence, 0.0180 mol of CO2 = 0.0180 6.022 1023 molecules. Direct link to Richard's post Yeah mm Hg (millimeters o, Posted 3 years ago. First, you need to know the chemical formula for water, which is \(\ce{H_2O}\). We assume you are converting between moles C3H6 and gram.You can view more details on each measurement unit: molecular weight of C3H6 or grams This compound is also known as Propylene.The SI base unit for amount of substance is the mole. A. D. 0.050%, What is the molarity of a KCl solution made by diluting 75.0 mL of a 0.200 M solution to a final volume of 100. mL? Yes, the chemical formula of ethane is C2H6. How many moles C3H6 in 1 grams? View the full answer. Calculate the percent composition of carbon in C3H8. Molar Mass, Molecular Weight and Elemental Composition Calculator. 1.00 mole C. 3.00 moles D. 4.00 moles Click the card to flip Definition 1 / 55 B.1.00 moles Click the card to flip Flashcards Learn Test Match Created by milenagevorkian Terms in this set (55) How many moles of carbon atoms are there in 0.500 mole of C2H6? Convert to Grams and Molecules. Which of the following is an empirical formula? D. 0.0095 mL, The volume of a gas with a pressure of 1.2 atm increases from 1.0 L to 4.0 L. What is the final pressure of the gas, assuming constant temperature? A. dilute. This page titled 10.2: Conversions Between Moles and Atoms is shared under a CK-12 license and was authored, remixed, and/or curated by CK-12 Foundation via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. A. D. 101 g, Class 38 Injury and Regeneration of Nervous S, AP psych: chapter 3-The Nature and Nurture of, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown. The definition itself it based on the mercury barometer which measures atmospheric pressure. A. A. We assume you are converting between grams C2H6 and mole. D. 19.0. on which units we use, and we'll figure out 16. A. How about in a dozen? 3.00 g. For example, in H2O we have only one Oxygen atom since there isnt a number after the O.If there is a number in front of the compound (its called a coefficient), like 2H2O that means we have two separate molecules. In this case we have two H atoms so we multiply 2 x 6.02 x 10^23.Finding the number of atoms in Ethane A. The key here is to realize that the chemical formula of the compound (C2H6) is already giving us a lot of information. 28 g More calories are required to heat the water because The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. The balanced equation indicates that 7 moles of O2 are needed to completely react with 2 moles of C2H6. Celsius in terms of Kelvin? D. bromous acid. How many atoms of hydrogen are in two water molecules? Take the number of grams and divide it by the atomic mass. B. And then we're going to Direct link to Hecretary Bird's post The ideal gas law says th, Posted 3 months ago. If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. You can do the reverse unit conversion from \[4.72 \times 10^{24} \: \text{atoms} \: \ce{C} \times \frac{1 \: \text{mol} \: \ce{C}}{6.02 \times 10^{23} \: \text{atoms} \: \ce{C}} = 7.84 \: \text{mol} \: \ce{C}\nonumber \]. The second conversion factor reflects the number of atoms contained within each molecule. So, this is 754 Torr. Molar mass of C2H6 is 30.0690 g/mol. Direct link to Richard's post That's Avogadro's number,, Posted 2 years ago. A diver exhales a bubble with a volume of 250 mL at a pressure of 2.4 atm and a temperature of 15 C. What problems did Lenin and the Bolsheviks face after the Revolution AND how did he deal with them? 23 mL A tank contains helium gas at 490 mm Hg, nitrogen gas at 0.75 atm, and neon at 520 torr. C. 103 g C. 5.0 L D. The copper will reach a temperature lower than 25 C. that times the temperature. 32.0 moles And it's going to be dependent multiply that times the volume. to be using this one, this version of the ideal gas constant, that has liters, Torr, moles, and Kelvin. In an oxidation-reduction reaction, the substance oxidized always Notice how the "moles of C2H6" can cancel, giving you your answer: 12 moles of hydrogen. The compound C2H6 is Ethane -- a natural gas. B. So let's think about Round correctly for full credit. 2 moles C2H6 x (6 moles hydrogen/1 mole C2H6) = 12 moles hydrogen. Determine the empirical formula with the following percent compositions: 40 % C, 6.7% H and 53.3% oxygen. here except for n, so we can solve for n. I know what some of you are saying, "Wait, do we know R?" B. ten grams of water occupies a larger volume than 10.0 g of aluminum D. work. C. 9 C2H2 + 02 CO2 + H20 How many moles of CO2are produced from 25mol 02 ? B. A certain quantity of sulfuric acid contains \(4.89 \times 10^{25}\) atoms of oxygen. B. Br2 Since each sulfuric acid molecule contains 4 oxygen atoms, there are about 20 moles of sulfuric acid molecules. 800. g And then that is going to be divided by the ideal gas constant. slightly different colors, so n is going to be equal to 754 times 1.85 divided by 62.36 and then, also divided by, divided by 294, is equal to this thing. A. The answer is 30.06904. All right, now let's work C2H6= 30.1 grams80.0 grams C2H6 / (30.1 grams) = 2.66 moles C2H6 How many moles of carbon are there in 500 mole of c2h6? D. 220 kcal, A slice of pizza contains 28g of carbohydrate, 13g of protein and fat. Methods are described for conversions between moles, atoms, and molecules. How many moles of water, H2O, are present in 75.0 g H2O? D. shows a gain of electrons. The given balanced reaction: From the above reaction, 2 moles of CH nd 7 moles of O reacts together to produce 4 moles of CO and 6 moles of HO. They are also giving us a And so, but once again, because we did this whole calculation, we're going to wanna round everything to three significant figures. +70, +4C0, +6H, O Use 6.022 x 1023 mol -1 for Avogadro's number. Since Avogadro's number is a measured quantity with three significant figures, the result of the calculation is rounded to three significant figures. A gas at 5.00 atm pressure was stored in a tank during the winter at 5.0 C. Question: Enter your answer in the provided box. The molecular formula for Ethane is C2H6. D. 4.6 mL. Well, we know that each So, you can view the Compound name is ethane. A. Al Use the balanced equation to answer the question. 639 g Previous question Next . Direct link to Richard's post Sal is using the ideal ga, Posted 2 years ago. Element Symbol Atomic Mass # of Atoms Mass Percent; Carbon: C: 72.0642 g/mol: 6: 92.2577%: Hydrogen: H: 6.0476 g/mol: 6: 7.7423%: significant digits we have. K to 350. 0.0050 g The reason is that the molar mass of the substance affects the conversion. one over one over moles, or it's essentially going to simplify to just being a certain number of moles. moles of CO2 mol. 600 cal A. NaCl and NaNO3 C. 470 kcal 17. how many atoms in HOBr, PBr5, BF3, C2H6, S8? So, when we're multiplying and dividing, we just want to use the fewest B. B. C. 92 cal To find the total number of atoms in C2H6 (Ethane) well add up the number of each type of atom. Which formula is the simplest ratio of elements in a compound? C2H6 bana 2 karbon atomu bulunduundan, iki sig ek kullanrsak 14,4 veya 14 olan Karbon mol saysn elde etmek iin C2H6'nn mol saysn 2 ile arpmamz gerekir. And so, let's get our calculator out to figure out the number And so, I will use this Yes, if you were dealing with an ideal gas the ideal gas law would still apply which could be used to calculate (in addition to number of moles) temperature, pressure, and volume of the gas. Finding molar mass starts with units of grams per mole (g/mol). amount that I'm dealing with. To find: Number of moles of O=? 2.0% The answer is 0.03325679835472. How many molecules? arrow_forward. How many moles of carbon atoms are there in 0.500 mole of C2H6? as English units, currency, and other data. When some of the sugar added to iced tea remains undissolved at the bottom of the glass, the solution is What are the names of God in various Kenyan tribes? Round to two decimal places. Notice how the "moles of C 2 H 6 " can cancel, giving you your answer: 12 moles of hydrogen. mol H 2 O. Identify common sources for naturally occurring antimicrobial drugs. - [Instructor] We're told an And, if I round to three If 100 cal of heat is added to one g of each metal at 25 C, what is the expected result? A. this little table here, that you might see on a formula sheet, if you were taking A. And so, we're going to be Use this page to learn how to convert between grams Ethane and mole. 2 C 2 H 6 (g) + 5 O 2 (g) 4 CO (g) + 6 H 2 O (g) How many moles of H2O are formed from 0.60 moles of C 2 H 6? B. Sal is using the ideal gas law which assumes the gases to be ideal. A. However, the equation is balanced as long as the coefficients are in a 2:1:2 ratio. A gas sample containing 12.0 g of He has a volume of 14.0 L. What will the volume be if 12.0 g of He is added? Which element has a mass, when rounded, of 40? Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. C. 6.45 moles 384 cal. D. 1 x 10-14 M, The [OH1-] with a pH of 5 is C. AlBr3 The given number of carbon atoms was greater than Avogadro's number, so the number of moles of \(\ce{C}\) atoms is greater than 1 mole. 1 atom Cu = 1 6.022 1023 mol Cu. Well, we know that each mole has roughly 6.022 times 10 to the 23rd molecules in it, so we just have to multiply this times 6.022 times 10 to the 23rd. The first excited state of an atom of a gas is 2.85eV2.85 \mathrm{eV}2.85eV above the ground state. Determine the empirical formula with the following percent compositions: 15.8% C and 84.2% sulfur. How many grams C2H6 in 1 mol? I want to convert atoms to moles. A: Click to see the answer. This program determines the molecular mass of a substance. Which element has a mass, when rounded, of 14? During the summer, the temperature in the storage area reached 40.0 C. C. bromic acid. D. 7 M, Identify the Bronsted-Lowry acid in the following reaction. 5 A. takes on oxygen atoms. And, it's going to be They're also giving us, I'm trying to use all of my colors here, they're giving us a pressure. How do you download your XBOX 360 upgrade onto a CD? This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. pressure here as 754 Torr. By using this website, you signify your acceptance of Terms and Conditions and Privacy Policy. number that I had before 'cause it's nice to be Why is it necessary for meiosis to produce cells less with fewer chromosomes? This Torr cancels out with that Torr. Direct link to lilymc624's post would this same process w, Posted a month ago. So this is going to be 62.36 liter Torr liter Torr, per mole Kelvin. of the ideal gas constants, you don't see any of them that deal with millimeters of mercury. If we did not know aboutmolesand just knew about numbers of atoms or molecules (those big numbers that require lots of superscripts), life would be much more complicated and we would make many more typing errors. Why did the Osage Indians live in the great plains? C. unsaturated. 180 g So, they are giving us a Expert Answer 6) 1 mole of C2H6 contains = 2-mole atoms of C 0.5 mole of C2H6 contains 0.5 x 2 = 1.00 mole atoms of C Therefore the correct option is b) 1.00 mole 7) mass View the full answer Transcribed image text: 6) How many moles of carbon atoms are there in 0.500 mole of C2H6? 2.0 M Direct link to Richard's post Yes, if you were dealing . Note that the molar ratio of the two components is 7:2. Now, the next question is how many molecules is that? We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739.