Concentrations: density, relative density, percentage, molarity, mass concentration,

Tutorial 2

        

Use the following schematic "lattice" and →    the definitions to resolve the following exercise:

Exercise Calculate the number of moles of nitric acid in $200 \; mL $ of a $ 0.40 \frac{mol}{L} $ solution Solution (Click): Scheme and Formula: .......... Calculation: ..........$n_{so}=[so]\cdot V_S$ $=$ $0.40\cdot 0.200 = 0.08 \; mol$