Calculating Moles of MgIn2S4 from Given Masses of Mg, In, and S

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SUMMARY

The discussion focuses on calculating the number of moles of the compound MgIn2S4 from given masses of its constituent elements: magnesium (Mg), indium (In), and sulfur (S). The user has determined the moles of each element as follows: Mg - 0.04167 moles, In - 0.00871 moles, and S - 0.03125 moles. To find the moles of MgIn2S4, the user must use the limiting reactant method, as the moles of the compound cannot simply be summed from the individual moles of the elements.

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Homework Statement



How many moles of MgIn2S4 can be made from one gram each of Mg, In, and S? Atomic masses are given.

Homework Equations


Moles = mass/molecular mass


The Attempt at a Solution



I have found the moles of each entity.

Mg - 0.04167 moles
In - 0.00871 moles
S - 0.03125 moles

Do I find the moles of the compound mentioned by adding the moles I have found here or do I say that the mass of the strange compound I have here is 3 g and that the moles formed are 3/(32 + 24 + 114.8 = molar mass of MgIn2S4)?

How do I proceed?
 
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I'm sorry for the misleading title of the thread. It should be finding the number of moles!
 

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