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How many moles are in 15.3 grams of KNO3?
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How many moles are in 15.3 grams of KNO3?

User Anda B
by
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1 Answer

2 votes

Answer:

0.151 mol

Step-by-step explanation:

molar mass of KNO3 = (39.1 + 14 + 3×16) g/mol = 101.1 g/mol

number of moles = mass/molar mass

n = m/M = 15.3 g/(101.1 g/mol) = 0.151 mol

User Marco Concas
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