ph
Слово
Контекст: «physics»
(noun) a unit of measurement for acidity or alkalinity. It's like a scale to show how acidic or basic a substance is.
Пример
The pH level of lemon juice is around 2, making it very acidic.
Пример
The pH level of baking soda is around 9, making it slightly basic.
Пример
What is the pH level of vinegar?
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