helpmeplzzz220 helpmeplzzz220

26-11-2016
Chemistry

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What is the number of moles of beryllium in 36 g of Be?

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PhantomRealm PhantomRealm

26-11-2016

4 moles i believe cos mole = mass/ molar mass
mole =36/9
=4

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Аноним Аноним

26-11-2016

First, as a unit of quantity = 6.02 x 1023 objects .

Calculate the moles of Be by dividing 36/9.0 = 4.0 moles

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