7. What is the percent composition of chromlum in BaCro?

asked Jan 18, 2021 55.5k views

5 votes

by Gobra

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1 vote

Answer:

20.5%

Step-by-step explanation:

molar mass of BaCrO4 = 253.3 g/mol

molar mass of chromium = 52 g/mol

find percentage by dividing =

$(52)/(253.3) * 100\%$

Djn answered Jan 22, 2021

by Djn

6.2k points

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