# How many moles are present in #"25 cm"^3# of #"0.2 M"# sodium hydroxide solution?

##### 2 Answers

Apr 23, 2018

#### Answer:

#### Explanation:

By definition...

And thus

And....

What is

Apr 23, 2018

#### Answer:

#### Explanation:

Base equation

Here

- concentration
#= \ "0.2 M"# - volume
#= "25 cm"^3 = (25/1000) = "0.025 dm"^3# - moles
#=x#

Therefore

Multiply by