#1
What is the chemical formula for water?
#2
What is the chemical symbol for iron?
#3
What is the formula for the compound commonly known as table salt?
#4
What is the chemical formula for methane?
#5
Which of the following is NOT a diatomic molecule?
#6
What is the molar mass of carbon dioxide (CO2)?
#7
How many oxygen atoms are in one molecule of sulfuric acid (H2SO4)?
#8
What is the molar mass of calcium carbonate (CaCO3)?
#9
How many hydrogen atoms are in one molecule of glucose (C6H12O6)?
#10
What is the molar mass of ammonium sulfate ((NH4)2SO4)?
#11
What is the empirical formula of a compound composed of 40% carbon, 6.7% hydrogen, and 53.3% oxygen by mass?
#12
What is the molecular formula of a compound with an empirical formula of CH2O and a molar mass of approximately 180.16 g/mol?
#13
What is the empirical formula of a compound composed of 40.0% carbon, 6.7% hydrogen, and 53.3% oxygen by mass?
#14
What is the molecular formula of a compound with an empirical formula of CH and a molar mass of approximately 78.11 g/mol?
#15