What is the molar mass of aluminum chloride?
ANSWER
133.5 g/mol
The abbreviation used to represent a gas in a chemical equation is ____?
ANSWER
g and/or ↑
What is the percentage of aluminum in AlCl3?
ANSWER
20.2 %
Which of the following would be considered an empirical formula?
ANSWER
C3H8
Which of the following would be the empirical formula for sugar, C6H12O6?
ANSWER
CH2O
A student works a problem and finds that a compound has 0.074 moles of carbon and 0.148 moles of oxygen. What is the empirical formula of the compound?
ANSWER
CO2
What is the empirical formula for a compound that is 18.7 % Li, 16.3 % C, and 65.0 % O?
ANSWER
Li2CO3