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OpenStudy (anonymous):
A mixed gas of 4.0L composed of gas A (molecular weight 4.0) and gas B (m.w 20) at 0ºC ant 1-atm pressure has a mass of 3.0g. What is the molar ratio (gas A):(gas B) in this mixture? 1.[1:4] 2.[1:3] 3.[1:2] 4.[1:1] 5.[2:1] 6.[3:1] 7.[4:1] Can I solve by partial pressures here?
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OpenStudy (anonymous):
constant R is not given
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