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1. Explain what happen to man who have an acidic blood fluid in his body.
2. 0.1 M solution of weak acid has pH=4.0. Calculate pKa.
3. 20 mL of 0.1 M solution of weak acid was mixed with 8 mL 0.1 M solution of NaOH. Measured pH was 5.12. Calculate pKa.
4. Calculate the pH of a 0.2M solution of ammonia. Ka=5.62Ã10-10 .
5. Calculate pH of 0.01 M aniline hydrochloride. Aniline pKb=9.4.
6. Why CH4 molecule is not capable for hydrogen bond?
7. Discuss the properties of water that make it a good solvent and buffer.
8. Describe about amphipathic.
1. Explain what happen to man who have an acidic blood fluid in his body.
2. 0.1 M solution of weak acid has pH=4.0. Calculate pKa.
3. 20 mL of 0.1 M solution of weak acid was mixed with 8 mL 0.1 M solution of NaOH. Measured pH was 5.12. Calculate pKa.
4. Calculate the pH of a 0.2M solution of ammonia. Ka=5.62Ã10-10 .
5. Calculate pH of 0.01 M aniline hydrochloride. Aniline pKb=9.4.
6. Why CH4 molecule is not capable for hydrogen bond?
7. Discuss the properties of water that make it a good solvent and buffer.
8. Describe about amphipathic.
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Jean KeelingLv2
11 Nov 2019
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