Question 3 (4 points) Find the pH of a 0.1 M solution of nitrous acid (HNO₂). The K₂ for nitrous acid is 7.1 x 10-4. To
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Question 3 (4 points) Find the pH of a 0.1 M solution of nitrous acid (HNO₂). The K₂ for nitrous acid is 7.1 x 10-4. To
Question 3 (4 points) Find the pH of a 0.1 M solution of nitrous acid (HNO₂). The K₂ for nitrous acid is 7.1 x 10-4. To achieve full marks, your answer needs to show all steps including an ICE table, the use of the hundreds rule, an expression equation for K, and the calculation of pH and/or pOH.