A chemist dissolves 119, mg of pure nitric acid in enough water to make up 140 . mL of solution. Caiculate the pH of the

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A Chemist Dissolves 119 Mg Of Pure Nitric Acid In Enough Water To Make Up 140 Ml Of Solution Caiculate The Ph Of The 1 (7.81 KiB) Viewed 41 times

A Chemist Dissolves 119 Mg Of Pure Nitric Acid In Enough Water To Make Up 140 Ml Of Solution Caiculate The Ph Of The 2 (15.63 KiB) Viewed 41 times

A Chemist Dissolves 119 Mg Of Pure Nitric Acid In Enough Water To Make Up 140 Ml Of Solution Caiculate The Ph Of The 3 (25.4 KiB) Viewed 41 times

A chemist dissolves 119, mg of pure nitric acid in enough water to make up 140 . mL of solution. Caiculate the pH of the solution. Round your answer to 3 significant decimal places.
The pH of a 0.53M solution of carbonic acid (H2​CO3​) is measured to be 3.31. Calculate the acid dissociation constant Ka​ of carbonic acid. Round yorur answer to 2 significant digits.
\begin{tabular}{|c|c|c|c|} \hline \multicolumn{2}{|c|}{ conjugate acid } & \multicolumn{2}{c|}{ conjugate base } \\ \hline formula & Ka​ & formula & Kb​ \\ \hline□ & □ & HS− & 1.8×10−7 \\ \hline□ & □ & C4​H8​ONH & 2.1×10−6 \\ \hline HF & 6.8×10−4 & □ & □ \\ \hline \end{tabular} x