Вопрос по русскому языку:

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Вопрос по физике:

Определи, какое количество теплоты нужно для обращения в пар эфира массой 88 г, взятого(-ой) при температуре 25 °С. (Удельная теплоёмкость эфира с

=

2300 Дж/кг·°С, температура кипения эфира равна 35 ° С, удельная теплота парообразования эфира  L

=

352000 Дж/кг

Вопрос по английскому языку:

WRITE THE CORRECT FORM OF THE VERBS IN BRACKETS ACCORDING TO THE CONDITIONAL TYPE REQUIRED: 7.- Their dog died. The dog (not die) ___________________ if they (take) ______________________ it to the vet. 8.- You’re eating too much. You (have) _____________________ an indigestion if you (eat) _________________ like that. 9.- He always stays at home. If he (go) _________________________ out more often, he (have) _______________ a better social life. 10.- She’s saving money. If she (save) ___________________ enough, she (buy) ______________________ a new car. 11.- Her girlfriend left him after an argument. They (get) _____________________ married if she (not leave) _____________________ him. 12.- I live far away from my school. If I (live) ______________________ nearer, I (not go) ______________________ by bus. 13.- Mary’s at Peter’s party. If you (go) _________________________ there, you (see) _____________________ her. 14.- Don’t worry. My dog is very sociable. It (not bite) _____________________ you if you (come) __________________ into my house. 15.- His car broke down in the middle of the highway. If he (take) ____________________ it to the garage before the journey, it (not break) _____ ____________________________ down. 16.- He does nothing but work all the time. He (feel) ____________________ better if he (go) _________________ out from time to time. 17.- She left the front door open. If she (close) _______________________ it, the dog (not run) ____________________ away

Вопрос по английскому языку:

Задайте специальные вопросы к выделенным словам.

1. They discuss the terms of that contract.

2. Mr. Green reads many books in summers.

3. Nick watches TV in the evening.

Вопрос по физике:

Колесо имеет радиус 45 см и за 1 минуту делает 160 оборотов. Определите скорость велосипедиста, период и частоту обращения колеса, а также его центростремительное ускорение.