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Questions that do not have work shown on this document were done before I heard I needed to submit work for the quest. I was at the 54% mark.
Q5: 760= .285 + 617.173 + x 760 - .285 - 617.173 = x 142.54
Q6: 6.15 = 1.93 + 3.69 + x 6.15-(1.93 + 3.69) = x .53 = x
Q9: 2.5 / 288 = 1.91 / x 220.03 -273 = -52.97
Q10: (1.243.53)/(42+273) = (.828x)/(178+273) .01389 = .828x/451 6.26439 = .828x 7.5656884058 = x
Q11: (3.9)(792)/296 = (4.07)(718)/x 10.43 = 2922.26/x 10.43x = 2922.26 280.17833
17: PV=nRT (760)(x)=(1)(62.4)(540) 760x=33696 x=44.33
Q20: PV=nRT 3857 = n62.4*393 2695 = 24523.2n .10989=n .10989 mol H2O
Q21: 37861/323 = 760x/273 37861/323*273/760 = x 35.428 = x
.10989 mol
1 mol
18g
1.978g
Q22: just looked at masses on periodic table - no work required.
Q23: (107+273) = (214+273) 380 = 487 487 / 380 = 1.28
Q24: 10.3L PV=nRT (1)(10.3)=n(.0821)*273 10.3/.0821/273 = n .45895
O2
.45895 mol
32g
1 mol
.45895*32 14.6864 14.69
Q25: PV=nRT (1)x=7.46*.0821*273 167.203
Q26: PV=nRT (1)(18)=x*.0821*273 18/.0821/273 = x .8030 = x