When the volume is held constant, the relationship between pressure and temperature is
a. inversely proportional
b. vertical
c. quadratic
d. directly proportional
Answer : d) directly proportional
from ideal gas law :
P V = n R T
here R and n are constant . (n = moles , R = gas constant)
if volume is constant .
P / T = n R / V
P / T = constant
P1 / T1 = P2 / T2
Pressure and temperature , are directly proportional
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