exam final.rtf - Skip to main content Page path CHEM101_MH_V4Topic 17 Review and Final Exam Started on State Friday June 8 2018 8:23 AM Finished

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Skip to main content Page path CHEM101_MH_V4Topic 17: Review and Final Exam Started on Friday, June 8, 2018, 8:23 AM State Finished Completed on Friday, June 8, 2018, 8:26 AM Time taken 2 mins 24 secs Question 1CompleteNot gradedNot flaggedFlag questionQuestion textWhat is Avogadro’s number? Select one:a. the number of atoms in 12g of Carbon-12b. the number of moles in 12g of Carbon-12c. the number of molecules in 12g of Carbon-12 Avogadro’s number is of atoms, not molecules, in 12g of Carbon-12.d. the number of periods in 12g of Carbon-12FeedbackThe correct answer is: the number of atoms in 12g of Carbon-12 Question 2 Complete Not graded Not flaggedFlag question Question text
What is the ratio of reactants and products in the chemical equation? Text Question 3CompleteNot gradedNot flaggedFlag questionQuestion textHow is the mass number of an element different from its atomic number?

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