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Chemistry for Today: General, Organic, and Biochemistry
- You purchase a bottle of water. On checking its pH, you find that it is not neutral, as you might have expected. Instead, it is slightly acidic. Why?arrow_forwardA table wine has a pH of 3.40. What is the hydronium ion concentration of the wine? Is it acidic or basic?arrow_forwardUnpolluted rain water has a pH of about 5.5. Acid rain has been shown to have a pH as low as 3.0. Calculate the [H+] ratio of acid rain to unpolluted rain.arrow_forward
- Differentiate between the terms strength and concentration as they apply to acids and bases. When is HCl strong? Weak? Concentrated? Dilute? Answer the same questions for ammonia. Is the conjugate base of a weak acid a strong base?arrow_forwardClassify the solutions represented in Exercises 9.28 and 9.30 as acidic, basic, or neutral.arrow_forwardFigure 14.3 shows the pH of some common solutions. How many times more acidic or basic is each of these compared with a neutral solution? (a) Black coffee (b) Household ammonia (c) Baking soda (d) Vinegararrow_forward
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