[烟台三模]2022年全国新高考Ⅰ卷模拟试题化学试题答案

[烟台三模]2022年全国新高考Ⅰ卷模拟试题化学试题答案，目前我们已经整理了[烟台三模]2022年全国新高考Ⅰ卷模拟试题化学试题答案的各科答案和试卷，更多试卷答案请关注本答案网。

33.(15分)【答案】(1)ABE(5分)(2)(1)70cmHg(∥)160cm3【解析】(1)从Q到P,F表现为引力,分子力做正功,分子动能增加,故选项A正确;分子乙在P点时,动能E最大,势能E最小,E为负值,故选项B正确,选项C、D错误;在整个相互接近的过程中,分子动能和分子势能之和保持不变,故选项E正确(2)(10分)(1)设烧杯内空气的压强为P,则p1=p0-gh(2分)解得p1=70cmHg(2分)()将烧杯压入水银内,设烧杯内的压强为P,杯内水银面到烧杯底部的高度差为h2,烧杯内空气温度不变,则有p:h2S(2分Pgh2(1分)杯内空气的体积v=Sh2(1分解(2分

第二节书面表达Be Ready to Help OthersIn February, it was freezing and a heavy snow swept our city. The thick snow and the icyround made it difficult for us to walk. To ensure our safety, some of my teachers and schmates offered to shovel ice, sweep snow and lay non slip mats at the ent rance to the teachingbuilding. Seeing what they had done for us, my heart was extremely warm on the cold moming.I admire and appreciate my teachers and schoolmates actions of goodwilL. They set a goodexample to us. I will al so learn from them and volunteer to do something beneficial to ot hers.