Exam prep

Unit 3 review

$4K{o}_2+2C{o}_2\to K_{2}C{O}_3$
2e 4c 5c 6b 7d 8b 9b 10d 11c

1. if a compound has 3.6mol C 12.0mol H 7.2mol O
   1. a) $C_3{H}_{10}{O}_6$
   2. Give emperical formula
      1. Emperical formula can’t have fractions. e.g. if u have 3.33333 then u multiply everything by 3 to get 10

B

Need to knows

• hydrate naming (e.g. di or penta)
• Do a little balancing practice
• YES GUESS

No need to know

no vsper
no org chem
no lab specific stuff