Problem: Zinc and sulphur react to form zinc sulphide according to the equation.Zn + S → ZnSIf  25.0 g of zinc and 30.0 g of sulphur are mixed,a)  Which chemical is the limiting reactant?b) How many grams of ZnS will be formed?c)  How many grams of the excess reactant will remain after the reaction is over?

FREE Expert Solution

We will do the following steps to solve the problem:

Step 1: Determine limiting reagent

Step 2: Determine the grams of ZnS formed

Step 3: Determine the grams of excess reactant left


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Problem Details

Zinc and sulphur react to form zinc sulphide according to the equation.

Zn + S → ZnS

If  25.0 g of zinc and 30.0 g of sulphur are mixed,

a)  Which chemical is the limiting reactant?

b) How many grams of ZnS will be formed?

c)  How many grams of the excess reactant will remain after the reaction is over?

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