
华蓥以前复读生高考要加分录取吗相关问题汇总
1、高中复读生要加分吗?
2、2022年新高考禁止复读?
3、规定支持复读吗?
4、高考生复读流程?
5、高三复读好吗吗?
华蓥以前复读生高考要加分录取吗入学检测化学选择题摘录
1、蔗糖3.42 g和淀粉3.24 g混合并完全水解,若生成m g葡萄糖和n g果糖,则m∶n为( )
A.1∶3 B.1∶5 C.5∶1 D.3∶1
【知识点】葡萄糖 蔗糖
【答案】
答案 D
解析 n(蔗糖)==0.01 mol,生成葡萄糖和果糖各0.01 mol,n(淀粉)=
=
mol,生成葡萄糖0.02 mol,葡萄糖与果糖的摩尔质量相同,因此生成葡萄糖与果糖的质量比为3∶1。
2、 物质的量浓度相同的CaC12、AlC13两种溶液的体积之比是3∶2,则两种溶液中C1-的物质的量之比是( ):
A 1∶2 B 3∶2 C 1∶1 D 2∶3
【知识点】物质的量浓度
【答案】
C
3、在蒸馏实验中,下列叙述不正确的是( )
A.在蒸馏烧瓶中加入约1/3体积的自来水,并放入几粒碎瓷片
B.蒸馏操作中,烧瓶可直接加热
C.冷水从冷凝管的下口入,上口出
D.收集冷凝水时,应弃去开始蒸馏出的部分
【知识点】物质的分离 提纯和检验
【答案】
B
华蓥以前复读生高考要加分录取吗入学检测英语选择题摘录
1、 In recent months, behind closed doors the chairman and vice chairman ________ heated disagreements over whether to make public the findings or the documents.
A. had had B. have C. have been had D. have had
【知识点】语法 【答案】
D
2、 Small sailboats can easily turn over in the water ________.
A. if not managed carefully B. if are not managed carefully
C. unless not managed carefully D. unless are not managed carefully
【知识点】状语从句 【答案】
A3、 It’s hard for him playing against me. I’ve got nothing to play for, but for him, he needs to win so
________.
A. far B. well C. little D. badly
【知识点】副词 【答案】
D
4、 This is one of the means ____t he electic energy is conducted from one place to another.
A. by which B. by that C. through which D. through that
【知识点】连词 连接词 【答案】
A
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