Ответ по предмету Математика: Чтобы получить 120кг мельхиора ,необходимо сплавить 18кг никеля ,24кг цинка , а остольное медь .сколько килограммов каждого металла необходимо взять , чтобы получить 164кг мельхиора

Предмет: Физика, автор: natalasuslova44121

Плотностью называют.

а) физическую величину, равную отношению объёма тела к его массе.

б) физическую величину, равную отношению массы тела к его объёму.

в) физическое явление.

г) физическое тело

6 лет назад

Предмет: Английский язык, автор: babygirl2020

Пожалуйста срочно!
1. John likes to buy cheap _____ clothes by the Internet.
1)second-hand
2)designer
3)invented
2. We should uphold traditional family ___.
1)values
2)loyalty
3)aisle
3. I had to take my new camera back to the shop because the lens was _____. *
1)invented
2)address
3)scratched
4.Jane only wears _____ clothes especially Gucci and Prada. *
1)invented
2)designer
3)second-hand
5.The tinned foods are in ______ 9. *
1)aisle
2)address
3)loyalty
6.Please, don’t _____ the Queen by the name. You should use “Your Majesty”. *
1)invented
2)loyalty
3)address
7.Alexander Bell _____ the telephone in 1876. *
1)invented
2)address
3)scratched
8.Students have been _____ from wearing jeans at school. *
1)banned
2)reduced
3)invented
9.He was so angry with John he decided to take _____ *
1)values
2)hits
3)revenge
10.There are ____ displays of sweets at the checkout. *
1)tempting
2)hits
3)manual

11.I think Tom’s new invention _____ him rich. *
1)will be making
2)will make
3)makes
12.By the end of the week, Harry ______ all his pocket money. *
1)will be spending
2)will have spent
3)will spend
13.The clothes sold at the market are often _______ than those in the shops. *
1)cheap
2)the cheapest
3)cheaper
14.They stopped working ____ lunch *
1)to eating
2)to eat
3)eating
15.I’m sorry. I promise _____ it again. *
1)won't have done
2)am not going to do
3)won't do
16.By the time Jane arrives, we ____for six hours! *
1)will have been shopping
2)will have shopped
3)have been shopping
17.The ____ known brands are not always worth buying *
1)better
2)best
3)good
18.This time next week, Dan ____ into his new flat. *
1)will be moving
2)will have moved
3)will move
19.Paul must be careful not to spend _____ money than he earns. *
1)more
2)much
3)the most
20.This carton isn’t as ____ as that one. *
1)big
2)the biggest
3)bigger
21.The first winners of the Olympic Games got free food and housing for the whole lives. They were mentioned in poems and well-known all over Greece. Sculptors even built statues of the competitors. Everyone respected and admired the winners. In short, the victory in the competitions made the man a national hero and all the little children wanted to be like him. *
1)A great honour
2)The Olympic team
3)A new start
22.Olympia was chosen as the place of the Games because it was a peaceful and neutral area. There the ancient Greeks praised their most important God – Zeus. Another factor was that it had a beautiful green valley. It was very suitable for all kinds of sports competitions. Also people could easily get to Olympia because there were two rivers nearby. It was impossible to find a better place anywhere else in Greece. *
1)A place to visit
2)The Olympic team
3)The best location
23.The Olympiads were named in honor of the runner who came first in the stadium race. For example, the Olympiad of Dionis. So the years after this Olympiad were named as the first, the second, the third or the fourth year since the Olympiad of Dionis. The early historians used this system to give dates to important events. *
1)A symbolic meaning
2)The Greek calendar
3)A new start
24.The Olympic Museum was founded in 1993 in Switzerland. It has a big collection of pieces connected with the Olympic movement. It also has the largest number of books and documents about the Games in the world. No wonder the place is one of the main tourist attractions. The museum is surrounded by a park with wonderful works of art based on a sporting theme. *
1)A symbolic meaning
2)A place to visit
3)The best location
25.The modern Olympics began in 1894. Baron Pierre de Coubertin, a Frenchman decided to bring back the ancient Greek tradition. He wanted to begin a sports festival to celebrate health, youth and peace. The first modern Olympiad took place in Athens in 1896. Since then the Olympic Games have been held every four years with two exceptions because of the two world wars. *
1)A new start
2)A place to visit
3)The opening ceremony
26.The Olympic Games traditionally start with the “Parade of the Nations”. Most of the participating athletes walk out into the stadium. The Greek athletes open the parade and the hosts appear on stadium the last. The name of each country is announced in French and English, the official languages of the Olympic Games, and the language spoken in the country that organizes the Games. *
1)A new start
2)A great honour
3)The opening ceremony

6 лет назад

Предмет: Физика, автор: Аноним

2) 13,32х + 16,68x - 3000, если х = 100.звони

6 лет назад

Предмет: Химия, автор: darinikole

К порции раствора ортофосфата натрия массой 50г добавили раствор нитрата серебра в стехиометрическом соотношении. В результате реакции образовался осадок массой 4,19г Вычислите массовую долю ортофосфата калия в исходном растворе.

9 лет назад

Предмет: Литература, автор: 1234561234566

как разговор с Валиком и Табурским повлияет на отношение отца к сыну

9 лет назад

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