(1)应用表7.7.1(在教材中)的数据计算反应Fe2++Ag+===Fe3++Ag在25℃时的平衡常数KΘ。(2)将适量的银粉加到浓度为0.05mol·dm-3的Fe(NO3)3溶液中,计算平衡时Ag+的浓度(假设各离子的活度因子均等于1)。
第1题
第2题
A.failing B.fail C.fails D.failure
第3题
Pointsandare any two arbitrary points in a plane figure. At a instant, the velocities of these two points areand, respectively; The accelerations of these two points areand, respectively. Which of the following equations is correct?
A、
B、
C、
D、
第4题
Pointsandare any two arbitrary points in a plane figure. At a instant, the velocities of these two points areand, respectively; The accelerations of these two points areand, respectively. Which of the following equations is correct?
A、
B、
C、
D、
第5题
A、a sum of compensation
B、a sum of premium
C、a sum of security
D、legal exemption from penalty
第6题
Pointsandare any two arbitrary points in a plane figure. At a instant, the velocities of these two points areand, respectively; The accelerations of these two points areand, respectively. Which of the following equations is correct?
A、
B、
C、
D、
第7题
Section A
Directions: Translate the following English into Chinese. (10 points)
Any academic breakthrough, brilliant as it may be, does not automatically ensure that it can be applied to practice.
第8题
A.The introduction: Arouse readers’ interests
B.The body: Provide details and solutions. It also may evaluate these solutions
C.The conclusion: Wrap up the essay by linking back to the introduction and explaining any leftover points
D.—
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