200 г раствора с массовой долей соли 5% выпаривали до тех пор, пока массовая доля не увеличилась в 3 раза. Вычислите массу выпаренной воды

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness

To calculate the molarity of a solution, you need to know the moles of solute and the