C + 2H2 → CH4
What is synthesis?
The amount that 2 moles of As weighs.
What is 150 g/mol?
What is 39%?
What is the empirical formula of a compound with a molecular formula of C20H42?
What is C10H21 ?
Balance:
Cl2 + KI → I2 + KCl
What is Cl2 + 2KI → I2 + 2KCl ?
2H2O → 2H2 + O2
What is decomposition?
The number of moles in 12 g of CH3COOH?
What is 0.2 mol?
Percent mas of Oxygen in H2O.
What is 89%?
The empirical formula of C6H12O6.
What is CH2O ?
Balance:
NaCl + H2SO4 → Na2SO4 + HCl
What is 2NaCl + H2SO4 → Na2SO4 + 2HCl ?
AgNO3 + NaCl → AgCl + NaNO3
What is double replacement?
You use 15 mol of zinc, you will make this many mol of copper.
Zn + CuSO4 → ZnSO4 + Cu
What is 15 mol?
The percent mass of sulfur in H2SO4.
What is 33%?
One of these is an empirical formula:
C2H6 CH5N C6H12 C6H6
What is CH5N ?
Balance:
WO3 + H2 → W + H2O
What is WO3 + 3H2 → W + 3H2O ?
2Al + 3Cu(NO3)2 → 2Al(NO3)3 + 3Cu
What is single replacement? Or a very unfortunate prom.
The mass of zinc needed to produce 15 moles of copper.
Zn + CuSO4 → ZnSO4 + Cu
What is 981 g of zinc?
The percent mass of carbon in CH3COCH3.
What is 62%?
A compound has an empirical formula of CH3 and a gram formula mass of 30 g/mol. This is its molecular formula.
What is C2H6 ?
Balance:
Mg + FeCl3 → Fe + MgCl2
What is 3Mg + 2FeCl3 → 2Fe + 3MgCl2 ?
C3H8 + 5O2 → 3CO2 + 4H2O
What is combustion?
The number of grams of octane needed to produce 44.8L of carbon dioxide.
C8H18 + O2 --> CO2 + H2O
What is 28.5 g of octane?
The percent mass of nitrogen in Al(NO3)3.
What is 20%?
A compound has an empirical formula of C4H9 and a gram formula mass of 114 g/mol. This is its molecular formula.
What is C8H18 ?
Balance:
MnO2 + KOH + O2 → K2MnO4 + H2O
What is 2MnO2 + 4KOH + O2 → 2K2MnO4 + 2H2O ?