Editing Update 2015 Summer Work Answer Key

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AP Chemistry Updated 2015 Summer Work Answer Key

Note : 
*1L =1dm3 
*1.0 X 103 ml = 1.0E3 ml
 
Set#1 Pg30 
*30a) 0.134nm
*30b) 1.34A 
*:37) 110.km/s
*41) 39.2 degree C and 312.4K
*69) 6E10 ft3 and 7E14 ug and 7E5 kg
*72) Can't tell (need to show data)
 
Set#2 Pg72 
*47) Will check in class
*69) Will check in class
*73) Will check in class
 
Set#3 Pg123 
*15) 24.31amu
*47a) 294.30g/mol
*47b) 3.40E-2mol
*47c) 459g
*47d) 1.0E19 molecules
*47e) 4.9E21atoms of nitrogen
*47f) 4.9E-13g or 4.9E2fg
*49)<nowiki>CdS</nowiki> (77.79%Cd), <nowiki>CdSe</nowiki> (58.73% Cd), <nowiki>CdTe</nowiki> (46.83% Cd) 
*61)Empirical Formula (EF) is C3H6O2 
*67)EF = C1H1 Molecular Formula (MF) = C6H6
*69)C3H8
 
Set#4 Pg123 
*77d) Can't show answer but all atoms must balance
*77e) Can't show answer but all atoms must balance
*87) 97g of concentrated sulfuric acid
*90a) 73.9g
*90b) 1.30E2g
*96a) 18.0g <nowiki>HgBr</nowiki>2 produced ; 7.97g Br2 reacted ; 1.03g Br2 excess
*96b)35.0g <nowiki>HgBr</nowiki>2 produced
 
 
Set#5 will be given in class 
 
Set#6 Chapter 5 (Pg230) Gases (2017-2018 AP Chem Learners WILL NOT DO THESE PROBLEMS FOR SUMMER WORK) 
*25) 620mmHg, 620 torrs, 0.816atm, 8.27E4 Pa
*27) 0.972atm
*31a) 14.0L
*31b) 4.72E2 moles
*31c) 405degC
*31d) 133atm
*41) 5.1E4 torrs
*49) 2.6E7g of 98% sulfuric acid
*55) C3H6
*57) 5.77g/L for <nowiki>SiCl</nowiki>4 and 4.60 g/L for <nowiki>SiH</nowiki>Cl3
*64) PTotal=1.4atm, PN2=1.1atm, PO2=0.10atm and PNH3=0.18atm
*65) 0.286g N2
*80) 63.7g/mol
*92) <nowiki>BrF</nowiki>3

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