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