Question

How many moles of MgS2O3 are in 241 g of the compound?

Answer 1

Molar mass:

MgS2O3 = 136.0 g/mol

1 mole ----------------- 136.0 g
? moles --------------- 241 g

moles = 241 x 1 / 136.0

moles = 241 / 136.0

= 1.772 moles

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