Asked by Liselle
Please help me!!!
A sample of gas has a mass of 0.570 g . Its volume is 109 mL at a temperature of 95 ∘C and a pressure of 754 mmHg .Find the molar mass of the gas.
A sample of gas has a mass of 0.570 g . Its volume is 109 mL at a temperature of 95 ∘C and a pressure of 754 mmHg .Find the molar mass of the gas.
Answers
Answered by
DrBob222
PV = nRT. You know P(must be in atm), V(must be in L), R and T(must be in kelvin). Solve for n = mols. Then n = grams/molar mass. You know n and grams, solve for molar mass.
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