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How many moles of ammonia contain 1.51 x 1024 NH3 molecules? A) 2.51 mol B) 0.399 mol C) 0.251 mol D) 3.99 mol E) 25.1 mol  How many molecules of methane gas, CH4, have a mass equal to 3.20 g? A) 1.20 x 1023 molecules B) 1.20 x 1024 molecules C) 1.93 x 1024 molecules D) 3.01 x 1023 molecules E) 3.01 x 1024 molecules

How many moles of ammonia contain 1.51 x 1024 NH3 molecules? A) 2.51 mol B) 0.399 mol C) 0.251 mol D) 3.99 mol E) 25.1 mol  How many molecules of methane gas, CH4, have a mass equal to 3.20 g? A) 1.20 x 1023 molecules B) 1.20 x 1024 molecules C) 1.93 x 1024 molecules D) 3.01 x 1023 molecules E) 3.01 x 1024 molecules

Chemistry: An Atoms First Approach
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter5: Stoichiometry
Section: Chapter Questions
Problem 116E: Consider the following reaction: 4NH3(g)4NO(g)+6H2O(g) If a container were to have 10 molecules of...
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 How many moles of ammonia contain 1.51 x 1024 NH3 molecules?

  1. A) 2.51 mol
  2. B) 0.399 mol
  3. C) 0.251 mol
  4. D) 3.99 mol
  5. E) 25.1 mol

 How many molecules of methane gas, CH4, have a mass equal to 3.20 g?

  1. A) 1.20 x 1023 molecules
  2. B) 1.20 x 1024 molecules
  3. C) 1.93 x 1024 molecules
  4. D) 3.01 x 1023 molecules
  5. E) 3.01 x 1024 molecules
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