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13-10-2017
Chemistry

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How many moles of MgSiO3 are in 199 g of the compound?

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brenda4798 brenda4798

20-10-2017

24.305 g +28.08 g + 3(15.999 g)=100.382
219 g MgSIO3 (1 mole MGSIO3/100.382g)=2.181 mol MgSIO3
the answer is 2.18 mol MgSIO3

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