Предмет: Химия, автор: kakulyasasha34

СРОЧНО!!! Визначте концентрацію розчину, отриманого при змішуванні 200 г 40%-вого і 350 г 20 %-вого розчину.

Ответы

Автор ответа: arseniiprimos2010

Ответ:≈27%

Объяснение:правильно

arseniiprimos2010: Не 30,Саня сорян,там будет 27%

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THE UNITED STATES OF AMERICA

The United States of America lies in the central part of the North American Continent between the two oceans: the Atlantic Ocean in the East and the Pacific Ocean in the West. Canada in the North and Mexico in the South are the only countries that have borders with the USA. The USA consists of three separate parts. They are the Hawaiian Islands in the Pacific Ocean, Alaska and the main part. There are fifty States in the USA. They are very different in size, population and economic development. The smallest state is Rhode Island and the biggest is Texas. The total area of the USA is about 9 million square kilometres. The population is about 230 million people. The USA is a big country and the climate conditions are very different in different places. There are many big cities in the United States: New York, Philadelphia, Houston, Chicago, Detroit, Los Angeles are the biggest of them. The USA economically is the most powerful country in the world. The USA is a parliamentary republic. The government has three branches: the Congress, the President and the Supreme Court. There are two political parties in the United States: the Democratic Party, their Symbol is a donkey, and the Republican Party, their symbol is an elephant. The president is elected

for a 4-year term and not more than two times. The Congress has two houses; the Senate and the House of Representatives. The Supreme Court is the highest court in the country.

Words

borders — границы

separate — отдельные

climate conditions — климатические условия

parliamentary republic — парламентская республика

branches — ветви

donkey — осел

term — срок

House of Representatives — палата представителей

Supreme Court — Верховный суд

Questions

1. What is the size of the United States? 2. What is the smallest state in the United States? 3. What is the largest state in US? 4. What are the biggest cities of the Unites States? 5. What are the three branches of the US government? 6. What is the political system of the United States?

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