YarMax
23.06.2021 13:05
Физика
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У ході електролізу, що тривав 20 хв, на катоді виділилося 1 г металу. Визначте, який це метал, якщо сила струму під час електролізу дорівнювала 2,5 А

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Stasya1506
4,7(40 оценок)

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Объяснение:


ответ:

с водопада высотой 18 метров за пять минут низвергается 200 тонн воды.какая мощность развивается при этом?

дано   h=18 м   m=200 000 кг   t=5 мин=300 c   p -   ?

p= a/t=m*g*h/t=200 000 *10*18/300=120 000 вт =120 к вт - ответ

объяснение:

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