Molar Mass
What is the molar mass of TiO2?
What is 80 g/mol?
What is 3 moles?
Balance the following equation:
C + O2 --> CO2
What is 2 C + O2 --> CO2 ?
What is the empirical formula for a compound with a molecular formula of C4H10?
What is C2H5?
Identify the four categories of chemical reactions.
What are synthesis, decomposition, single replacement, and double replacement?
What is the mass (in grams) of 3.0 moles of NaCl (GFM = 58.5 g/mol)?
What is 175.5g?
What is the mole ratio of C3H8 to CO2 in the reaction below?
C3H8 + 5 O2 --> 3 CO2 + 4 H2O
What is 1:3?
Balance the following equation:
CH3OH --> CO + H2
What is CH3OH --> CO + 2 H2 ?
What is the percent composition of oxygen in CuSO4?
Predict the products for the following balanced chemical equation:
Cr + FeCO3 --> ____ + ____
What are Fe and CrCO3?
How many N atoms are in 2.7g of N2?
What is 1.2 x 1023 atoms?
Given the balanced equation:
4 Fe + 3 O2 --> 2 Fe2O3
How many moles of Fe2O3 can be produced when 1.5 moles of O2 react with excess Fe?
Balance the following equation:
Pb(NO3)2 + KI --> PbI2 + KNO3
What is Pb(NO3)2 + 2 KI --> PbI2 + 2 KNO3 ?
What is the empirical formula for the following: Cu = 3.6 moles, P = 1.2 moles, O = 4.8 moles?
What is Cu3PO4?
Predict the products for the following unbalanced chemical equation:
Al2O3 --> ___ + ___
What are Al and O2?
What is the mass (in grams) of 9.033 x 1023 molecules of O2?
What is 48 grams?
Given the following balanced equation:
6 CO2 + 6 H2O --> C6H12O6 + 6 O2
What is the mass (in grams) of glucose (GFM = 180 g/mol) that is produced if 3.0 moles of carbon dioxide react with excess water?
What is 90. grams?
Balance the following equation:
CH4 + O2 --> CO2 + H2O
What is CH4 + 2 O2 --> CO2 + 2 H2O ?
What is the empirical formula for the following percent composition: 38.76% Ca, 19.97% P, 41.27% O?
What is Ca3P2O4?
Predict the products for the following balanced chemical equation:
Al2(SO4)3 + 3 Ca(OH)2 --> 2 ____ + 3 ____
What are Al(OH)3 and CaSO4?
How many oxygen atoms are in 0.67g of MnSO4 (GFM = 151 g/mol)?
What is 1.1 x 1022 atoms?
Given the following balanced equation:
CaCO3 --> CaO + CO2
What is the mass (in grams) of CaCO3 (GFM = 100 g/mol) required to produce 72 grams of CO2 (GFM = 44 g/mol)?
What is 164 grams?
P4O10 + H2O --> H3PO4
What is P4O10 + 6 H2O --> 4 H3PO4 ?
What is the molecular formula of a compound with an empirical formula of CH and molar mass of 78 g/mol?
What is C6H6?
Predict the products for AND balance the following chemical equation:
__ C2H5OH + __ O2 --> __ ____ + __ ____
What is C2H5OH + 3 O2 --> 2 CO2 + 3 H2O ?