Ира М(С4Н10) = 4*12 + 10*1 = 58 г/моль
ω(C) = 4*12 / 58*100% = 82,8%
М(С5Н12) = 5*12 + 12*1 = 72 г/моль
ω (C) = 5*12 / 72*100% = 83,3%
Задание
Развернуть задание
a Fill in: up, back, away, off.
1 Something in the fridge is giving …….. a horrible smell.
2 I'm thinking of giving …….. fatty foods.
3 I give …….. . What's the answer?
4 Have you given …….. the book you borrowed from Zoe?
5 I'm giving …….. my recipe books to John. He needs them more than I do.
b Fill in: with, from, in, against.
1 I advise you …….. going on a crash diet.
2 Peter is recovering …….. the flu.
3 Jane seems to be able to cope …….. anything!
4 Crash dieting can result …….. health problems.
5 John has only just recovered …….. his illness.
1 Something in the fridge is giving …….. a horrible smell.
2 I'm thinking of giving …….. fatty foods.
3 I give …….. . What's the answer?
4 Have you given …….. the book you borrowed from Zoe?
5 I'm giving …….. my recipe books to John. He needs them more than I do.
b Fill in: with, from, in, against.
1 I advise you …….. going on a crash diet.
2 Peter is recovering …….. the flu.
3 Jane seems to be able to cope …….. anything!
4 Crash dieting can result …….. health problems.
5 John has only just recovered …….. his illness.
Развернуть задание
Новое решение
Решение
a
1 Something in the fridge is giving off a horrible smell. (to give off – выделять, испускать (запах, цвет, свечение, и т.п.))
2 I'm thinking of giving up fatty foods. (to give up – перестать (делать что-то), бросить (привычку))
3 I give up. What's the answer? (to give up – сдаваться, оставить попытки)
4 Have you given back the book you borrowed from Zoe? (to give back – возвращать, отдавать)
5 I'm giving away my recipe books to John. He needs them more than I do. (to give away – отдавать, раздавать (не требуя ничего взамен))
b
1 I advise you against going on a crash diet. (to advise smb against doing smth – советовать кому-либо не делать что-либо)
2 Peter is recovering from the flu. (to recover from – выздоравливать, оправляться (после болезни))
3 Jane seems to be able to cope with anything! (to cope with smth – справляться с чем-либо)
4 Crash dieting can result in health problems. (to result in smth – приводить к чему-либо)
5 John has only just recovered from his illness. (to recover from – выздоравливать, оправляться (после болезни))
1 Something in the fridge is giving off a horrible smell. (to give off – выделять, испускать (запах, цвет, свечение, и т.п.))
2 I'm thinking of giving up fatty foods. (to give up – перестать (делать что-то), бросить (привычку))
3 I give up. What's the answer? (to give up – сдаваться, оставить попытки)
4 Have you given back the book you borrowed from Zoe? (to give back – возвращать, отдавать)
5 I'm giving away my recipe books to John. He needs them more than I do. (to give away – отдавать, раздавать (не требуя ничего взамен))
b
1 I advise you against going on a crash diet. (to advise smb against doing smth – советовать кому-либо не делать что-либо)
2 Peter is recovering from the flu. (to recover from – выздоравливать, оправляться (после болезни))
3 Jane seems to be able to cope with anything! (to cope with smth – справляться с чем-либо)
4 Crash dieting can result in health problems. (to result in smth – приводить к чему-либо)
5 John has only just recovered from his illness. (to recover from – выздоравливать, оправляться (после болезни))
a
1 Something in the fridge is giving off a horrible smell. (to give off – выделять, испускать (запах, цвет, свечение, и т.п.))
2 I'm thinking of giving up fatty foods. (to give up – перестать (делать что-то), бросить (привычку))
3 I give up. What's the answer? (to give up – сдаваться, оставить попытки)
4 Have you given back the book you borrowed from Zoe? (to give back – возвращать, отдавать)
5 I'm giving away my recipe books to John. He needs them more than I do. (to give away – отдавать, раздавать (не требуя ничего взамен))
b
1 I advise you against going on a crash diet. (to advise smb against doing smth – советовать кому-либо не делать что-либо)
2 Peter is recovering from the flu. (to recover from – выздоравливать, оправляться (после болезни))
3 Jane seems to be able to cope with anything! (to cope with smth – справляться с чем-либо)
4 Crash dieting can result in health problems. (to result in smth – приводить к чему-либо)
5 John has only just recovered from his illness. (to recover from – выздоравливать, оправляться (после болезни))
1 Something in the fridge is giving off a horrible smell. (to give off – выделять, испускать (запах, цвет, свечение, и т.п.))
2 I'm thinking of giving up fatty foods. (to give up – перестать (делать что-то), бросить (привычку))
3 I give up. What's the answer? (to give up – сдаваться, оставить попытки)
4 Have you given back the book you borrowed from Zoe? (to give back – возвращать, отдавать)
5 I'm giving away my recipe books to John. He needs them more than I do. (to give away – отдавать, раздавать (не требуя ничего взамен))
b
1 I advise you against going on a crash diet. (to advise smb against doing smth – советовать кому-либо не делать что-либо)
2 Peter is recovering from the flu. (to recover from – выздоравливать, оправляться (после болезни))
3 Jane seems to be able to cope with anything! (to cope with smth – справляться с чем-либо)
4 Crash dieting can result in health problems. (to result in smth – приводить к чему-либо)
5 John has only just recovered from his illness. (to recover from – выздоравливать, оправляться (после болезни))