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3. You have a concentration cell with Cu electrodes and = 1.00 M (right side) and = 1.0x M (left side). Calculate the potential for this cell at 25℃. ( → Cu；= 0.34 V；

其他申論題

九、乳酸菌粉的重量資料如下，請計算這 20 包乳酸菌粉重量的變異數。18, 17, 18, 16, 17, 15, 15, 16, 18, 15, 14, 16, 12, 14, 13, 16, 15, 19, 16, 16

十、兩家飲料代工廠商所呈現的數據如下：代工廠 A 生產 300 mL 之飲料時，充填量之標準差為 3 mL。代工廠 B 生產 800 mL 之飲料時，充填量之標準差為 7 mL。請問那一家的製程管制較佳？

1. Consider the following hypothetical data collected in two studies of the reaction. 2A + 2B → C + 2DIn experiment 1, [B]0 = 10.0 MIn experiment 2, [B]0 = 20.0 M Rate = -∆[A]/ ∆t Solve the value of the rate constant (k) for the reaction. Include units.

2. Calculate the equilibrium concentration of and in a 1.00 M solution of H3PO4 where the , for H3PO4 are , , and , respectively. Besides, what’s the pH of this solution?

4. Carbon tetrachloride, CCl4, has a vapor pressure of 213 torr at 40℃ and 836 torr at 80℃. What’s the normal boiling point of CCl4 (in K)? (8%； R: 8.314 J・ = 0.082 L・atm・)

5. Consider the following reaction at 25℃: The value of ∆Ho and ∆So are -58 kJ/mole and -176.6 J/K.mol, respectively. Calculate the value of K at 100℃ assuming ∆Ho and ∆So do not depend on the temperature. (6%； R: 8.314 J・ = 0.082 L・atm・)

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