Consider a gas inside a box. It exerts some pressure on its walls. Fi – McqOptions

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1.	Consider a gas inside a box. It exerts some pressure on its walls. Find this value. GIven that number of molecules per unit volume be 20, mass of each molecule 10-20kg, vx2 = 1m2/s2.
A.	20*10-20Pa
B.	20/3*10-20Pa
C.	20/3*10-19Pa
D.	20*10-19Pa
Answer» B. 20/3*10-20Pa

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