This is the 637th most frequent Russian word.
количества
The Russian word "количества" means "quantity" or "amount" in English.
Here, 'количество' refers to a specific measured portion or amount of a substance required for a recipe.
Для приготовления этого блюда вам понадобится небольшое количество сахара.
For preparing this dish, you'll need a small quantity of sugar.
In this sentence, 'количество' describes the count or number of physical items available.
У нашего класса было ограниченное количество учебников.
Our class had a limited number of textbooks.
Here, 'количество' refers to varying amounts or degrees of water in the context of an experiment.