Balancing Equations
Identifying Formulae
Naming Compounds
Percent Composition
Polk Trivia
100

____ Pb(OH)2 + ____ HCl → ____ H2O + ____ PbCl2

____ Pb(OH)2 + 2 HCl → 2 H2O + ____ PbCl2

100

Copper (I) Oxide

Cu2O

100

AlN

Aluminum nitride

100

What is the percent composition of H in HCl?

1/36.45 --> 2.7%

100

What is Polk's favorite animal?

White tiger

Orca whale

200

____ KClO3 → ____ KCl + ____ O2

2 KClO3 → 2 KCl + 3 O2

200

Tricarbon hexahydride

C3H6

200

N2O5

Dinitrogen pentoxide

200

What is the percent composition of Na in NaCl?

39.3%

200

What event in track and field did Polk participate in college?

Javelin

300

____ Pb + ____ H3PO4 → ____ H2 + ____ Pb3(PO4)2

3 Pb + 2 H3PO4 → 3 H2 + 1 Pb3(PO4)2

300

Silver chromate

Ag2CrO4

300

K2Cr2O7

Potassium dichromate

300

What is the percent composition of Ca in calcium hydroxide?

Ca(OH)--> 40.08/74.08 --> 54.10%

300

Polk's favorite candle flavor is...

Apple cinnamon type things

** Harvest Gathering

** Leaves

** Spiced Apple Toddy

400

____ Al + ____ MnO2 → ____ Al2O3  +  ____ Mn

4 Al + 3 MnO2 → 2 Al2O3  +  3 Mn

400

Iron (II) phosphate

Fe3(PO4)2

400

FePO3

Iron (III) phosphite

400

What is the percent composition of Cu in Copper (II) bromide?


CuBr2 --> 63.55/223.35 --> 28.6%

400

Why (and where) did Polk need stitches in college?

** Stepped on --> Face

500

____ C5H9O + ____ O2 → ____ CO2 + ____ H2O


4 C5H9O + 27 O2 → 20 CO2 + 18 H2O

500

Ammonium dichromate

(NH4)2Cr2O7

500

Ti(SO4)2

Titanium (IV) sulfate

500

What is the percent composition of O in Calcium phosphate

Ca3(PO4)2 --> 128/310.18 --> 41.27%

500

Why did Polk need surgery as a baby?

Diaphragmatic hernia

** Hole in diaphragm, small intestine went through the hole, pushed my heart to the other side

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