bmrobertsonpofl bmrobertsonpofl

15-05-2019
Chemistry

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I have my chemistry EOC tomorrow, and I need to know how to calculate the molar mass of a compound. Specifically ones set up like Fe₃(PO₄)₂ with the parentheses

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meetpatel0719 meetpatel0719

15-05-2019

Answer:

357.475

Explanation:

First you need periodic table and you have to look for mass

Fe = 3 x 55.845 = 167.535

P = 2 x 30.97 = 61.94

o = 4 x 2 so 8 oxygen = 8 x 16 = 128

add all and you get 357.475

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