The silly moles had not the sense to see that they did not need a door apiece.

愚蠢的鼹鼠们没有意识到他们不需要每人一扇门。

Researchers studied moles on those aged between 12 and 50.

研究者们研究了12岁到50岁的人身上长的痣。

Well, neither can many moles.

这个，许多鼹鼠也不会。

Moles per kilograms of solvent.

每千克溶剂的溶质摩尔数。

NO2 And zero moles of the NO2.

零摩尔的。

It tells you the number of moles.

它告诉了你摩尔数。

Moles per liter per second.

摩尔每升每秒。

I have moles of solvent.

只有溶剂的摩尔数。

So it's moles per weight of solvent.

就是每千克溶剂的溶质摩尔数。

So. How many moles of a?

所以，有多少摩尔a ？

So we have n moles here.

所以这里有n摩尔。

And take the total number of moles out.

并把总摩尔数拿出来。

With respect to n, the number of moles.

对n的偏导数，这里的n是摩尔数。

And zero moles here.

这里是零摩尔。

xA So it's the number of moles times xA.

所以它是摩尔数乘以。

Two moles reactants, one mole of product.

两摩尔反应物一摩尔生成物。

You only saw as moles see through their skin.

你仅像鼹鼠样透过它们的皮肤观望。

How does it decrease the number of moles?

怎样减小摩尔数？

And then, that produces 515 moles titanium.

嗯，就是产生了515摩尔的钛。

That's the number of moles over the volume.

浓度的数值等于摩尔除以体积。

Times the total number of moles in the gas.

乘以总的气体摩尔数。

It's going to go to where there's less moles.

我想到摩尔数少一点的地方。

At equilibrium, let's write the number of moles.

平衡时让我们写出摩尔数。

We're going to be dealing with moles of material.

我们要处理的是以摩尔计量的物质。

The ratio of total moles in the gas to the liquid.

气体和液体中总的摩尔数之比。

It's the moles of products minus moles of reactants.

生成物的摩尔数减去反应物的摩尔数。

And the concentration could be given in moles per liter.

溶液中浓度可以用摩尔每升给出。

It's a closed system, so the number moles doesn't change.

这是一个封闭系统，因此摩尔量不会改变。

This is some concentration unit, typically moles per liter.

这是浓度的单位，一般是摩尔每升。

Two moles reactant... What happens if I change the pressure?

两摩尔反应物。，如果我改变压强会怎么样？