question archive A chloride of an unknown metal has the formula MCl3 if a 2
A chloride of an unknown metal has the formula MCl3 if a 2
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A chloride of an unknown metal has the formula MCl3 if a 2.395 g sample of the MCl3 contains 0.03606 mole Cl, what is the molar mass of M?
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Answer:
As 1 mole of MCl3 contains 3 moles of Cl.
Thus, 0.03606 moles Cl means 0.01202 moles MCl3.
As, moles = given mass / molecular mass
0.01202 = 2.395 / (M + 106.5)
M = 92.75 gm
