Lakeshea analyzed 6.234 grams of a substance and found it to be composed of 4.980 g of carbon and 1.254 g of hydrogen. In the next lab group, Niles analyzed another sample of the same substance and found 4.004 g of carbon.

A) How much hydrogen did Niles find in his sample

B) What is the justification(what law: Conservation of mass, Definite Proportions, Multiple Proportions) for your answer?