How may milliliters are there in 0.5 liters?
A.
500
B.
50
C.
5
D.
5000

What is 0.5 liters in ml?
We use 1 L =1000 mL to convert between the two units. The conversion fractions of interconverting are:

And

Since we want to end up with millimeters, the second conversion is used in converting L to mL as:

Thus, 0.5 L is equivalent to 500 mL.