Question

a gas has a volume of 4.0 l at a pressure of 2.0 atm. (6.7 points)
if the pressure increases to 5.0 atm, what will the new volume be?
1: ( p_1 ) a. unknown (x)
2: ( v_1 ) b. 2.0 atm
3: ( p_2 ) c. 4.0 l
4: ( v_2 ) d. 5.0 atm

question 2 of 15
a balloon has a volume of 3.5 l at 250 k. (6.7 points)
if the temperature increases to 400 k, what will the new volume be?
1: ( t_1 ) a. 3.5 l
2: ( v_1 ) b. 250 k
3: ( t_2 ) c. unknown (x)
4: ( v_2 ) d. 400 k

question 3 of 15
a scuba diver has a tank of gas with a volume of 12.0 l at 5.00 atm and 310 k. (6.7 points)
what will the volume be when the gas reaches the surface at 1.00 atm and cools to 290 k?
1: ( p_1 ) a. 5.00 atm
2: ( v_1 ) b. unknown (x)
3: ( t_1 ) c. 290 k
4: ( p_2 ) d. 310 k
5: ( v_2 ) e. 1.00 atm
6: ( t_2 ) f. 12.0 l

question 4 of 15
a hot air balloon contains 850 l of gas at 1.10 atm and 360 k. (6.7 points)
if the gas cools to 300 k and the pressure changes to 0.950 atm, what is the new volume?
1: ( p_1 ) a. 850 l
2: ( v_1 ) b. unknown (x)
3: ( t_1 ) c. 300 k
4: ( p_2 ) d. 1.10 atm
5: ( v_2 ) e. 0.950 atm
6: ( t_2 ) f. 360 k

Explanation:

Answer:

1: B. 2.0 atm
2: C. 4.0 L
3: D. 5.0 atm
4: A. Unknown (X)
1: B. 250 K
2: A. 3.5 L
3: D. 400 K
4: C. Unknown (X)
1: A. 5.00 atm
2: F. 12.0 L
3: D. 310 K
4: E. 1.00 atm
5: B. Unknown (X)
6: C. 290 K
1: D. 1.10 atm
2: A. 850 L
3: F. 360 K
4: E. 0.950 atm
5: B. Unknown (X)
6: C. 300 K