In the series, the serf tells the story of the life of an eighteen-year-old girl Catherine. From birth, she was a serf but was brought up as a real court lady. Katerina was educated, but the most important thing for Katya was not freedom. Once in the life of Katya, a beautiful nobleman Alexei appears. At first glance, she fell in love with him. But unfortunately Alexey died. After that, Katerina started having problems. In this series two worlds are shown. The poor and the rich. This is a melodrama In which the main characters Katya Kovalchuk, Alexei Yarovenko, Olga Sumskaya, Mark Drobot, Olesya Zhurakovskaya, Stanislav Boklan. The director of the melodrama is Felix Gerchikov. This is a very interesting series for both teenagers and adults, very mesmerizing and impressive!
ответ:
c7h16 - гептан, это алкан, тут может быть только прямая неразветвленная цепь или изомеры самого гептана
ch3-ch2-ch2-ch2-ch2-ch2-ch3
ch3-ch-ch2-ch2-ch2-ch3
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ch3
ch3-ch-ch2-ch-ch3
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ch3 ch3
ch3-ch-ch-ch2-ch3
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ch3 ch3
ch3
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ch3-c-ch2-ch2-ch3
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ch3
сн3-сн2-сн2-сн2-сн2-сн2-сн3 - гептан,
сн3-сн (сн3)-сн2-сн2-сн2-сн3 - 2-метилгексан,
сн3-сн2-сн (сн3)-сн2-сн2-сн3 - 3 метилгексан,
сн3-с (сн3)2-сн2-сн2-сн3 -2,2-диметилпентан,
сн3-сн (сн3)-сн (сн3)-сн2-сн3 - 2,3-диметилпентан,
сн3-сн (сн3)-сн2-сн (сн3)-сн3 -2,4-диметилпентан,
сн3-сн2-сн (сн2-сн3)-сн2-сн3 - 3-этилпентан,
сн3-с (сн3)2-сн (сн3)-сн3 2,2,3-триметилбутан
объяснение:
как то так)
конкретнее напиши и может я отвечуи