物質的量的意思、翻譯和例句

是什麼意思

「物質的量」是指在化學中用來描述物質的數量的概念,通常以摩爾(mol)為單位。它是根據阿伏加德羅常數定義的,1摩爾的物質包含約6.022×10²³個基本單位(如原子、分子或離子)。這個概念在化學反應中非常重要,因為它幫助科學家計算反應物和產物之間的關係。

依照不同程度的英文解釋

  1. A way to count how much of a substance you have.
  2. A measure of how many particles are in something.
  3. A unit that tells us the amount of matter.
  4. A measurement used in chemistry to express quantities.
  5. A way to quantify a substance based on its particles.
  6. A fundamental concept in chemistry to describe the amount of material.
  7. A scientific term that defines the quantity of a substance in terms of its particles.
  8. A unit of measurement used to express the amount of a chemical substance.
  9. A quantifiable measure used in stoichiometry to relate to chemical reactions.
  10. A specific measurement that denotes the quantity of matter in chemistry.

相關英文單字或片語的差別與用法

1:Amount of substance

用法:

這是一個科學術語,特別是在化學中,表示某種物質的量。它通常與摩爾這個單位相結合,用來計算化學反應中的反應物和產物的關係。這個術語對於理解化學反應的平衡和計算是非常重要的。

例句及翻譯:

例句 1:

在這次實驗中,我們需要準確測量物質的量

In this experiment, we need to accurately measure the amount of substance.

例句 2:

根據化學方程式,這個反應需要特定的物質的量

According to the chemical equation, this reaction requires a specific amount of substance.

例句 3:

科學家們通常使用摩爾來表示物質的量

Scientists often use moles to express the amount of substance.

2:Mole

用法:

在化學中,摩爾是用來表示物質的量的基本單位。它是根據阿伏加德羅常數來定義的,1摩爾的物質包含約6.022×10²³個基本單位。這個單位在化學計算中非常重要,尤其是在進行化學反應的計算時。

例句及翻譯:

例句 1:

一摩爾的水包含約6.022×10²³個水分子。

One mole of water contains approximately 6.022×10²³ water molecules.

例句 2:

我們在這次實驗中需要準備兩摩爾的氫氣。

We need to prepare two moles of hydrogen gas for this experiment.

例句 3:

摩爾的概念幫助我們理解化學反應的比例。

The concept of the mole helps us understand the ratios in chemical reactions.