Mole Conversions
Molar Masses
Chemical Equations
Vocab
Mystery Chemistry
100

What is 10 moles of Na in grams?

230 g

100

What is the molar mass of: CaCOH

69.096 g/m

100

__ KClO3 --> __ KCl + __ O2 

2 KClO3 --> 2 KCl + 3 O2

100

What is the law of conservation of matter?

Matter is neither created nor destroyed.

100

How many protons are in Si?

14

200
How many moles are in 24 grams of C?

2 mols

200

What is the molar mass of: CuSO4

159.608 g/m

200

__ P + __ O2 --> __ P2O5 

4 P + 5 O2 --> 2 P2O5

200

Which side of this equation is the reactants?

H2 + O ---> H2O

The left side.

200

How many valence electrons are in Arsenic?

5

300

How many moles in 5000 grams of K?

127.9 mol

300

What is the molar mass of: NaHCO3

84.006 g/m

300

__ C3H8 + __ O2 ---> __ CO2 + __ H2O

1C3H8 + 5O2 ---> 3 CO2 + 4H2O

300

The molar mass of an element is equal to its?

Atomic Mass

300

Draw the dot diagram for the compound CO2:


400

What is the mass in grams of 5.00 moles Ag?

539.5 g

400

What is the molar mass of: Cr4(P2O7)3

729.807 g/m

400

__ S8 + __ O2 --> __ SO3 

1 S8 + 12 O2 --> 8 SO3

400

One mole of a substance is the same as its?

Molar Mass

400

Draw the electron cloud diagram for Argon:


500

How many molecules are in 3.00 moles of Li?

1.8 x 1024 molecules 

500

What is the molar mass of: Co(C2H3O2)3

236.065 g/m

500

__ CO2 + __ H2O --> __ C6H12O6 + __ O2 

6 CO2 + 6 H2O --> 1 C6H12O6 + 6 O2

500

A mole is ?

The mole is a unit of measurement that is the amount of a substance containing the same number of chemical units (atoms, molecules etc.) as there are Avogadro's number (6.022 X 1023).

500

Which element has a higher electronegativity Iron or Bromine?

Bromine

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