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问题 单项选择题

干燥失重测定法是测定( )。

A．不溶性杂质
B．遇硫酸易碳化的杂质
C．水分及其他挥发性物质
D．有色杂质
E．硫酸盐杂质

答案

参考答案：C

解析：[知识点] 干燥失重检查法

问答题 简答题

什么是光的折射？在发生光的折射时，入射角与折射角有什么关系？
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单项选择题

Pancrelipase (Viokase), an enzyme replacement, has been prescribed for a client with chronic pancreatitis. The nurse evaluates the client’s understanding of how to take this drug. Which of the following statements indicates the client has adequate knowledge()

A. "The enzyme mixture should be taken after each meal. "

B. "The enzyme mixture should be stored in the refrigerator to keep it fresh. "

C. "I should be careful not to inhale the powder when mixing it with food. "

D. "I should chew the capsule thoroughly. \
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