01.04.2022

Помогите . К раствору карбоната калия массой 220,8 г и массовой долей 10% прилили избыток раствора нитрата кальция. Вычислите массу осадка.

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На берегу какой реки вощник Киев?
Text ‘addiction’ on the increase. The Short Message Service (sms) dependence is a serious and real disease, which may be dangerous for your thinking abilities. Some teachers in Britain have started saying that texts are damaging your ability to use proper English. The epidemic passion for mobile phones in the world has brought in a fondness for SMS messages. Short Message Service has already become a part of the young culture. Professional psychologists already offer their services in connection with the SMS-mania. (1)_ B.___ British scientists from the Priory Clinic think that sending SMS has turned into a global mania. Doctors say that more and more people are addicted to sending text messages. There are people in the Western society, who have become seriously addicted to texting their friends. (2)___ E._____ Specialists say that a big fan of SMS messages does not think of them as a way of communication. (3)___ C.____ More importantly, an ill person may not even think that he has psychological problems. Special help groups are being set up for text addicts, who send as many as 200 SMS messages every day. Centres will be trying to cure texters in London, Hampshire and Glasgow. German experts say that not less than 380 thousand Germans have the SMS addiction. «There is no serious scientific research of the SMS phenomenon in Russia yet. A theory says that the virtual communication is increasing all over the world and people are losing the art of personal communication,» Sergei Enikopolov from the Russian scientific center for psychological health said. «Operators are trying to «infect» people with the disease, with the help of the short message service. (4)____ A.___ On the other hand, the texting communication replaces normal human contacts,» he added. The mobile market is developing very fast, which raises the numbers of those, who cannot live a day without an SMS message. «Maybe it is not a disease, but it is a clear symptom of the fact that human communication is becoming difficult for people,» Sergei Enikopolov said перевод
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