which reactant is in excess and by how many moles when 350.0ml of 0.210L of 0.196M sodium hydeozide to form water aqueous sodium sulphate?
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Balancing an equation
Balancing an equationIf you just write an equation replacing names with formulae, it may not be balanced. The numbers of atoms of each element on the left must be the same as they are on the right. To balance an unbalanced equation, you need to add numbers to the left of one or more formulae.
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