下列溶液中,因为电离产生的离子发生水解而显酸性的是()。
A.NaHCO3
B.NaHSO4
C.CuSO4
D.Ca(NO3)2
参考答案:C
— ____ he be at home now ?
— No . he ____ not . He ____ be in his office . He often goes home from work at almost twelve .
A.Can ; can ; must
B.Must ; need ; can
C.May ; must ; must
D.May ; need ; must
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. \