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River water between Back Falls and Angel Falls contains 0.0769 mg Al3+ per L and has...

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Chemistry

River water between Back Falls and Angel Falls contains 0.0769mg Al3+ per L and has a pH of 8.20. Total carbonates are 0.005 molL-1 .

(a) [5 marks] Calculate the concentrations of HCO3 - (aq) andCO3 2- (aq) (in mol L-1 ). For H2CO3(aq), the hydrolysis constantsare Ka1 = 4.45 × 10-7 and Ka1 = 4.69 × 10-11

(b) [5 marks] Calculate the alkalinity

Answer & Explanation Solved by verified expert
4.2 Ratings (899 Votes)
The alkalinity is a water characteristics that quantifies the capacity of water to accept hydrogen ion H Alkalinity of natural water is mainly due to the presence of    See Answer
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