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In a combination reaction, 1.62 g of lithium is mixed with
Chapter 4, Problem 74P(choose chapter or problem)
In a combination reaction, 1.62 g of lithium is mixed with 6.50 g of oxygen, (a) Which reactant is present in excess? (b) How many moles of product are formed? (c) After reaction, how many grams of each reactant and product are present?
Questions & Answers
QUESTION: Problem 74P
In a combination reaction, 1.62 g of lithium is mixed with 6.50 g of oxygen, (a) Which reactant is present in excess? (b) How many moles of product are formed? (c) After reaction, how many grams of each reactant and product are present?
ANSWER:
Step 1 of 4
The reaction of lithium with oxygen is shown below.
The quantity of lithium involved in the reaction is 1.62 g.
The quantity of oxygen involved in the reaction is 6.50 g.