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Author Question: Arrange the acids H2Se, H2Te, and H2S in order of increasing acid strength. (Read 46 times)

zl00505

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on: Nov 5, 2023

Question 1

A tablet of a common over-the-counter drug contains 200. mg of caffeine (C8H10N4O2). What is the pH of the solution resulting from the dissolution of two of these tablets in 225. mL of water?  (For caffeine, Kb = 4.1 × 10–4.)
◦ 2.76
◦ 7.67
◦ 10.96
◦ 6.33
◦ 11.24

Question 2

Arrange the acids H2Se, H2Te, and H2S in order of increasing acid strength.
◦ H2S < H2Se < H2Te
◦ H2S < H2Te < H2Se
◦ H2Te < H2S < H2Se
◦ H2Se< H2S < H2Te
◦ H2Se< H2Te < H2S
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
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Marked as best answer by zl00505 on Nov 5, 2023

JulianneMu

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Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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zl00505

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Reply 2 on: Nov 5, 2023
Excellent

tanna.moeller

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Reply 3 on: Yesterday
Wow, this really help

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