假如暑假你去朋友mary家里住了一个星期，写一篇英语作文

60°C硝酸钾溶液若干克,蒸发5g水,或加硝酸钾1.58g均饱和,求60°C硝酸钾溶解度今有60°C的硝酸钾不饱和溶液若干克,若向溶液中加1.58克硝酸钾,或将此溶液蒸发掉5克水后,均能使溶液恰好变成60°C 谁知道哪里有智力测试题的吗?要有答案匹配,最好有点创新的那种 在某温度下,将60g硝酸钾放入水中充分搅拌,但有5g任未溶解,此时硝酸钾的溶解度是多少?帮忙写一下过程和设急求谢谢! 已知硝酸钾在20度时的溶解度是31.5g在该温度下将50g硝酸钾晶体放入50ml蒸馏水中充分搅拌,求所得硝酸钾溶液的溶质的质量分数.24%.我不知道怎么算出来的..我觉得50ml水中方31.5/2就已经饱和了.. 20度时,100克水最多溶解30克硝酸钾,则20度时,硝酸钾的溶解度为____.如果同一温度下,只有50克的水,则最多可溶解多少克硝酸钾,其溶液的质量是____,硝酸钾的溶解度为_____ IQ题：世界上最强壮的昆虫是什么的答案是脑筋急转弯,各位请谨慎回答. 上面是田,下面是令,这个字的读音和解释是什么?广州市白云区人和镇八*庄 __did you __(go) to school yesterday? i went to school_________seven thirty._____填什么 They went shopping yesterday afternoon.(对 went shopping 提问) 我们昨天去一所学校做调查了 翻译 we went to a school to____ ____ _____ yesterday Yesterday was _____8th.Tt was \Women's Day.___school,Jack left school quickly.He went shopping in 祈祷让我瘦三公斤吧,用英语怎么说用英文怎么翻译 连词成句,is, her ,that,backpack.｜ .this,your,is,pencil ,jane.是两个问题 六条面包和三公斤牛肉将足够我们吃的了用英语怎么说 Is that your backpack?Yes,it's ___ backpack.A his B her C my D yourTwo notebooks ___ in the lost and found case.A / B is C are D am Mom,I'm late for school today.You need a ___ to wake you up next time.A ruler B clock C pencil D computer ,对,快 Is that your backpack?(做否定回答） Is that your backpack?的中文意思 英语翻译TEFL InternationalAcknowledges the completion of the TEFL International120 hour TESOL Certificate course byDaniel Paul BroadbentWho is hereby awarded the TEFL International TESOL certificationOn the 2nd day of February in the year 2007Aca 英语翻译首先,我觉得每人应该交一个笔友,因为可以互相帮助做家庭作业,还有就是每天检查一下自己的词汇,把错误的单词都改成过来,在上课时用英语说话,这些都是非常棒的好主意,可以将这 一个字,是古书上的,上下结构,上面是个“曰”,或者是个“日”,下面是个“巴”,想知道它的读音,意义如果方便的话,知道它在哪本辞典上被查到的?（我已经查阅过《辞海》《辞源》,都没有查 “、”与“下”组成一个字的读音是什么? 请教一个字：上下结构,上面是个“大”,下面是“多”,读音?意思? 求戈字与心字上下结构这个字的读音上戈.下心.是什么字 求答案.英语的求解答 满意好评. This land is your land - Woody Guthrie 歌词 我要dido唱的this land is mine的歌词有很多人唱过.但我要要dido唱的 This land is mine.But I let you rule. I let you natigate and deny.什么意思 This Is Mine 歌词 When will you have time to give them the training?语法有错吗?更客气的说法是什么? he spent his e_____ time in training “语法”用英语怎么说 Dido《this land is mine 》这首歌想表达什么?RT