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please can hou show me the steps for question 1 &2 on a paper 1. What would be the pH if 10mL of 0.25M potassium

please can hou show me the steps for question 1 &2 on a paper image text in transcribed

1. What would be the pH if 10mL of 0.25M potassium hydroxide is added to 290mL of pure water at 25C ? 2. What would be the pH if 20mL of 0.2MKOH is added to 230mL of sodium phosphate buffer at pH 7.0

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