D Question 3 0.5 pts If the pressure of a given sample of He gas is 1.57 atm at 18°C and the volume is 0.5 L, how m...

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Answer 1

Answer #1

Gas Equation PV = nRT P = 1.57 atm 1=0.5L R = 0.0821 atm. L molok T = 18°C = (18 + 273)k = 291k n= (1.57 atm) x (0.52) (0.082

Answer 2

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