Can someone please do these chemistry questions with me, I only have these two left?

The volume of a sample of oxygen is 250.8 ml when the pressure is 0.491 atm and the temperature is 30.5 ºC. At what temperature is the volume 1480.6 L and the pressure 0.240 atm? Select one: a. 603 b. 876 c. 88.0 d. -168 The pressure of a sample of gas increases from 401.6 mm Hg to 723.3 mm Hg. If the volume is... show more The volume of a sample of oxygen is 250.8 ml when the pressure is 0.491 atm and the temperature is 30.5 ºC. At what temperature is the volume 1480.6 L and the pressure 0.240 atm?
Select one:
a. 603
b. 876
c. 88.0
d. -168

The pressure of a sample of gas increases from 401.6 mm Hg to 723.3 mm Hg. If the volume is constant and the temperature of the gas was -7.2 ºC, what is the new gas temperature?

Select one:
a. 479
b. -13.0
c. 148
d. -4.00
2 answers 2