ANSWERS CHEM 1351 Test 2

ANSWERS CHEM 1351 Test 2 - Your name _ ANSWERS CHEM 1351...

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Your name __________________________________ ANSWERS CHEM 1351 TEST - April 1, 2011 _____ 1. What will cause an increase of the volume of gas? (A) an increase of pressure from 1 atmosphere to 2 atmospheres while decreasing the temperature from 35ºC to 25ºC. (B) cannot predict. (C) an increase of temperature while keeping the pressure the same . (D) a decrease of temperature while keeping the pressure the same. (E) an increase of pressure from 1 atmosphere to 2 atmospheres while increasing the temperature from 25ºC to 35ºC. _____ 2. Consider a mole each of the three gases hydrogen, methane, and helium, each at 1 atmosphere and 25ºC. Which has the greatest volume? (A) they are all the same . (B) no way to tell. (C) argon. (D) methane. (E) chlorine. _____ 3. Container X has twice the volume but holds twice as many molecules gas molecules as Container Y (both at 25ºC). Which has the higher pressure? (A) Both are the same . (B) cannot predict. (C) Container X. (D) Container Y. _____ 4. Containers X and Y are both 1-liter in volume, 1-atmosphere in pressure, and 25ºC. Container X is filled with He and Container Y is filled with CO
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ANSWERS CHEM 1351 Test 2 - Your name _ ANSWERS CHEM 1351...

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