74. In accordance with the number of your task, fill in the gaps in table 7. For example, in task 76 you need to find the molar and normal concentration of a 10% CuSO4 solution (solution density 1.1 g / ml).
Job N Solute Concentration of solution Density of solution
Percent Molar Normal
74 H3PO4 0.3 1.01
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