A tire at 21°C has a pressure of 0.82 atm. Its temperature decreases to –3.5°C. If there is no volume change in the tire, what i

Question

TiliK225 [7]

3 years ago

9

A tire at 21°C has a pressure of 0.82 atm. Its temperature decreases to –3.5°C. If there is no volume change in the tire, what i

s the pressure after the temperature change?

Chemistry

2 answers:

Phantasy [73] · Answer 1 · 2022-03-01T02:41:39+03:00

Phantasy [73]3 years ago

7 0

Using ideal gas equation, PV = nRT, and since there is no volume change and amount change, the equation is now P = kT, where k =nR/V. Temperature must be in kelvin From the given, k = (0.82)/ (21 + 273) = 2.78 x 10^-3 Substituting T = -3.5+273, P = 0.75 atm

solniwko [45] · Answer 2 · 2022-03-01T04:56:45+03:00

solniwko [45]3 years ago

3 0

it would be 0.75 atm