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30-11-2022
Chemistry

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What is the pH of a buffer made of 2. 00 M acetic acid CH3COOH and 2. 00 M sodium acetate NaCH3COO? [Hint: use the Henderson Hasselbalch Equation: PH = pKa + log [ base / acid ] ka of CH3COOH= 1. 8E-5 4. 74 5. 05 07. 98 6. 87 Question 6 (1 point) )Listen What is the molarity of LiOH if it is titrated against 50. 0 mL of 0. 200 M HNO3 and the end point was found to be at 40. 0 ml LiOH? [Hint: Set up first the balanced neutralization equation between the acid and the base]. A. 0. 187 M B. 0. 250 M C. 0. 215 M

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