【判断题】HgCl2 溶液中有 NH 4 Cl 存在时,加入 NH 3 水得不到白色沉淀 NH 2 HgCl( )
【判断题】比较法就是将事物进行相互比较,以此证明论点是否正确。
【单选题】一肝硬化病人,述乏力、食欲缺乏。护理体检:神志清,消瘦,轻度黄疸,腹部移动性浊音(+)。x线钡餐检查提示胃底一食管静脉曲张。该病人的饮食护理中不恰当的是
【单选题】1分子丙酮酸异生为葡萄糖需消耗几个ATP
【单选题】The sub-multiple prefix 'milli' (m) means _____.
A.
one thousandth (10 to the -3rd power)
B.
one millionth ( 10 to the -6th power)
C.
one billionth ( 10 to the -9th power)
D.
one trillionth (10 to the -12th power)
【单选题】The prefix milli- in word millimeter means
A.
1/10 part of a metric unit
B.
1/100 part of a metric unit
C.
1/1,000 part of a metric unit
D.
1/1,000,000 part of a metric unit