# In a scientific investigation, the term "quantitative data" refers to numbers that are usually followed by by what?

##### 1 Answer

#### Explanation:

No...

Sometimes the use of units can help you in a chemical calculations. We know that

And so for concentration, we would generally take the quotient...

..units of

And when we want to convert a concentration term into a mass of mole quantity, given a specific volume we take the product such that WE GET UNITS of moles in the final answer...

When the units DO NOT cancel out, you know you have made a balls-up, which are all too easy to do, and why else go thru the bother of including units in our calculations? And note that this approach works for fyzics too....