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Chemistry, 23.02.2021 18:30 cynthiafchs9203
Проведите домашний эксперимент. Подкрасьте 50 мл воды чернилами. Добавьте 2-3 таблетки активированного угля. Хорошо перемешайте. Дайте смеси отстояться или профильтруйте ее. Опишите свои наблюдения. Какой метод очистки воды вы использовали?
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Проведите домашний эксперимент. Подкрасьте 50 мл воды чернилами. Добавьте 2-3 таблетки активированно...
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