genesis6 genesis6

20-05-2016
Chemistry

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How many moles are there in 140.g of potassium bromid

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Willchemistry Willchemistry

22-05-2016

Molar mass KBr = 119.0 g/mol

1 mole ------- 119.0 g
? mole ------- 140 g

moles = 140 * 1 / 119.0

= 1.176 moles of KBr

hope this helps!

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