问题
单项选择题
甲基二乙醇胺溶液可作脱硫溶剂,该剂为无色的稠粘液体,有类似氨的气味,呈()。
A、酸性
B、碱性
C、中性
D、可酸可碱,无法判别
答案
参考答案:B
甲基二乙醇胺溶液可作脱硫溶剂,该剂为无色的稠粘液体,有类似氨的气味,呈()。
A、酸性
B、碱性
C、中性
D、可酸可碱,无法判别
参考答案:B
Jack George, CFA, does research about financial leverage and gathers the following information about a company (in millions):
2011 | 2010 | |
Interest expense | $15 | $15 |
Net profit margin | 12.0% | 9.0% |
Total asset turnover | 2.0 | 2.2 |
A. decreased.
B. remained the same.
C. increased.