Experiment 1 Avogadro’s Law

Multiple Choice Questions

1. How many atm of gas did you add to the flask? A. 1 atm B. 3 atm C. 4 atm D. 2 atm 2. What was the volume of the flask? E. 100 mL F. 120 mL G. 150 mL H. 88 mL 3. How many grams of propane were there in 1 atm? Choose the closest answer. I. 0.735 g J. 0.274 g K. 0.664 g L. 0.232 g 4. How many grams of butane were there in 1 atm of gas? Choose the closest answer. M. 0.774 g N. 0.361 g O. 0.664 g P. 0.214 g 5. How many grams of methane were in 1 atm of gas? Choose the closest answer. Q. 0.244 g R. 0.337 g S. 0.637 g T. 0.100 g 6. The molecular weight of propane is 44.10 g/mol. Based on the number of grams of gas measured, how many moles is this? (moles = mass / molecular weight) Choose the closest answer. U. 6.2 * 10^-3 moles V. 9.8 * 10^-2 moles W. 5.2 * 10^-3 moles X. 4.1 * 10^-3 moles 7. The molecular weight of butane is 58.14 g/mol. Based on the number of grams of gas measured, how many moles is this? (moles = mass / molecular weight) Choose the closest answer. Y. 8.1 * 10^-4 moles Z. 9.4 * 10^-2 moles [. 6.2 * 10^-3 moles \. 5.5 * 10^-1 moles 8. The molecular weight of methane is 16.04 g/mol. Based on the number of grams of gas measured, how many moles is this? (moles = mass / molecular weight) Choose the closest answer. ]. 4.1 * 10^-3 moles ^. 6.2 * 10^-3 moles _. 9.3 * 10^-4 moles `. 2.1 * 10^-3 moles 9. Which of the following statements are true? a. The number of moles in 1 atm of gas varied linearly with increasing molecular weight. b. The number of moles in 1 atm of gas was the same,