AP Chemistry Unit 3 Practice Test 2026 Properties Of Substances And Mixtures

Access More Questions

Hydrogen gas can be prepared by the addition of hydrochloric acid to a sample of zinc. Upon completion of the reaction, 195 mL of gas were collected by water displacement at 25 °C and 753 torr. What mass of the hydrogen gas was collected? P water = 24 torr at 25 °C.

1.0154 g 0.0154 g -0.9846 g 0.0308 g

Correct Answer:

0.0154 g

Explanation:

Correct answer: 0.0154 g

Access more questions from this quiz

Continue to AP Chemistry Unit 3 Practice Test 2026 Properties of Substances and Mixtures for more practice questions and the full quiz experience.

Access More Questions