What is the molar mass of aluminum chloride?

ANSWER

133.5 g/mol

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The abbreviation used to represent a gas in a chemical equation is ____?

ANSWER

g and/or ↑

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What is the percentage of aluminum in AlCl3?

ANSWER

20.2 %

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Which of the following would be considered an empirical formula?

ANSWER

C₃H₈

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Which of the following would be the empirical formula for sugar, C₆H₁₂O₆?

ANSWER

CH₂O

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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

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What is the empirical formula for a compound that is 18.7 % Li, 16.3 % C, and 65.0 % O?

ANSWER

Li₂CO₃

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source