CHEM 120 COMPREHENSIVE EXAM PREP QUESTIONS AND SOLUTIONS VERIFIED STUDY RESOURCE.pdf

CHEM 120 COMPREHENSIVE EXAM PREP
QUESTIONS AND SOLUTIONS VERIFIED
STUDY RESOURCE

●● F
Answer: (9/5 C) + 32


●● C
Answer: 5/9 (F -32)


●● K
Answer: C+273.15


●● density
Answer: mass/volume


●● 1 mL
Answer: =1cm^3 = 1cc


●● percent error
Answer: difference from known value/known value x 100

, ●● sig fig for Addition/Subtraction
Answer: answer has the same number of decimal places as the factor
with the least amount of decimal places


●● sig fig rules for multiplication/ division
Answer: answer has the same amount of sig figs as the factor with the
least amount of sig figs


●● avagadros number
Answer: 6.022 x10^23


●● tera
Answer: 10^12


●● giga
Answer: 10^9 (1,000,000,000)


●● mega
Answer: 10^6 (1,000,000)


●● kilo
Answer: 10^3 (1000)