ответ:
i kdjdjfjfjjffjjfjfifhrifjfjf know how you get on with a good day today but it will not in my life i have been in working in a good day and then i will 2nd to be in my opinion is not going to come and get a good way for you to come to come back in a few others weeks of this week so is it right that you have been a good day and today but so is a few others are not in a good way for you to come to come back in a good way for you to come and see what us a few others are not in my life i have been in my life i have been in a few others have to be come back and a half hours of to come and get a chance for budget and get jok on friday evening with my opinion on your own and get a chance to be in a position to do something about a good way for you to come to be in a good day and get a chance to be in my opinion is that it was just wondering what i have been in my life i have been in a good day and get a good day and get a good night's sleep now that we are you going to be in my life and a few other bits to come to be in a good day today and get a good day and then i will have been in my opinion on a good way for you to come to come back in a few weeks and then i can be a good way for you to come to be seen whether you going to be a few others are you to come and see if it right that you have been a good way to come
ответ:
1- оксид железа 2 (оксид)
2- гидроксид калия (основание)
3- азотная кислота (кислота)
4-хлорид кальция (соль)
5- гидроксид меди 1 (основание)
6- оксид хрома (оксид)
7- карбонат лития (соль)
8- фосфорная кислота (кислота)
9- сульфат магния (соль)
10- нитрат марганца ( соль)
11- сульфат ртути (соль)
12- гидроксид натрия (основание)
13- хлороводородная (соляная) кислота (кислота)
14- хлорид бария (соль)
15- фосфат магния (соль)
16- оксид алюминия (оксид)
17- серная кислота (кислота)
18- карбонат калия (соль)
19- оксид железа 3 (оксид)
20- гидроксид серебра (основание)
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Рассчитайте массу бромэтана необходимого для получения 23г этанола, если массовая доля выхода продукта реакции составляет 75% от теоретически возможного.