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ACS Final Exam Practice Questions

Practice ACS exam questions on unit conversions: speed of light in nm/ms and helium density in lb/ft³, helping students prepare for the General Chemistry official guide exam.

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Final Exam Practice QuestionsFromPreparingfor Your ACS Exam (nation in General Chemistry: The Official GuideConstants and Conversions7? = 8.314 ? • ?o? -1- ? -J7? = 0.0821 ?■at?■?o?-1- ? -1NA= 6.022 x 1(P mol-ih =6.62 x Iff34J-sc = 2.998 x 10sm-s10°C = 273.15 K1 atm = 760 mmHg1 atm = 760 ton1.The speed of light is 3.0xl03m s. What is this speed in nm ms?A.3.0x104*nm msB.3.0x10:nmmsC.3.0x1014nm insD.3.0x1020nm ms2.The density of helium is 0.164 kg m3. What is this density in lb ft3? 1 kg=2.20 lb and 1 m=3.28 ft.A.0.0102 lb ft3B.0.1101b ft3C.1.18 lb ft3D.12.71b.ft33.Based on the figure what volume should be reported for the liquid?A.20.8 mLB.20.68 mLC.20.6 mLD.20.57 mL4.What is the correctly reported mass of water based on the data in the table?A.BC.D.5.A.BCD.1.3 g1.30 g1.298g1.2980 gWhat is the name of TifPOyw?Titanium phosphateTitanium (III) phosphateTitanium (IV) phosphateTitanium tetraphosphateMass of beakerand waterMass of beaker only29.62 g28.3220 n

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