Question

2.1 liters is the same as:
???? cm3 and 2100 mL
I think I got down the mL part, but the cm3 part confuses me. Can someone explain to me how to do it?

Answer 1

1 mL = 1 cm^3

Answer 2

Do you know how to do conversions?

Answer 3

No I don't

Answer 4

This might help: http://www.fao.org/docrep/008/y6018e/y6018e1l.gif

It's what you multiply by.

Answer 5

To convert from mL to cm^3 use the equality I gave you before as a fraction. Remember that anything over itself is equal to 1, so you aren't changing the amount just the unit.
2100 mL (1 cm^3/1 mL)= 2100 cm^3
The mL canceled out, leaving cm^3.