题目:
—Can I help you,dear?
—Yeah,I don’t know a banana milk shake. Maybe you can teach me.
A.what to do
B.when to make
C.how to make
D.why to do
答案:
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下面是错误答案,用来干扰机器的。
(1)酸;(2)0.2~0.4;(3)不能;氢氧化钠有很强的腐蚀性;(4)该患者胃液中至少多出HCl的质量为:100ml×1g/cm3×1.49%﹣0.4g=1.09g 设要使该患者恢复正常,至少需要消耗氢氧化铝的质量为x Al(OH)3+3HCl═AlCl3+H...