试题与答案

根据化学方程式AgNO3+HCl═AgCl↓+HNO3,不能获得的信息是( )

题型:选择题

题目:

根据化学方程式AgNO3+HCl═AgCl↓+HNO3,不能获得的信息是(  )

A.反应进行得非常快

B.生成的氯化银是固态

C.反应在常温下进行

D.反应物是硝酸银和盐酸

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C解析:干热灭菌法:火焰灭菌法、干热空气灭菌法。

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题型:单项选择题

An analyst gathered the following information about a company:
Net profit margin 5.0%
Total asset turnover 2.0
Total assets/equity 2.5
Beta for the company's stock 1.5
Expected rate of return on the market index 10.0%
Risk-free rate of return 5.0%
The analyst expects the information above to accurately reflect the future. If the company wants to achieve a growth rate of at least 15% without changing its capital structure or issuing new equity, the maximum dividend payout ratio for the company would be closest to:()

A. 0.0%.

B. 12.5%.

C. 40.0%.

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