Question

A cat requires a 3 mL injection of a 0.5% solution. How many milligrams will it receive per injection?

Answer 1

Hello!

The answer is: 15mg

Why?

0.5% means that there are 0.5 grams per 100 mL,  and a 0.5 grams are equal to 500 milligrams.

So, to calculate how many milligrams will be received per injection, we need to make the following calculations:

$3mL*\frac{500mg}{100mL}=15mg$

Have a nice day!

Answer 2

Answer:

The answer is 15mg

Step-by-step explanation:

As we know that

The percentage can be written as

0.5 % solution means 0.5 / 100 = 0.005

Now 0.5 grams are equal to 500 milligrams.

So if we want to find percentage in 3mL we will write as

= 3 x (500 mg / 100 mL)

= 15 mg