Question

A drink sold in a health food store contains 2.40% (w/v) of vitamin C. What volume would you have to ingest to obtain

1,000. mg

of

vitamin C?

Answer 1

Given the drink sold in a health food store contains 2.40% (w/v) of vitamin C

Thatmeans 2.40 g of vitamin C contains in 100 mL of drink

                2.40x10³ mg of vitamin C contains in 100 mL of drink

               1000 mg of vitamin C contains in M mL of drink

                      M = ( 1000x100) / ( 2.40x10³ )

                         = 41.7 mL

Therefore 41.7 mL of drink contains 1000 mg of vitamin