81. Solving a chemistry problem
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5 B. Determine the pH of the solution obtained by neutralizing the acid (VK; Sec (c)) with the base (VОCH; Sec (basic)) (see Table 5.56).
N Acid Cec(c), mol/l VK, ml Base VOCH, ml Cec(bas), mol/l
7b HNO3 0.02 150 NH4OH ? 0.015
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