ASAPA marble bag contains 10 red marbles, 19 yellow marbles, and 29 green marbles. What is the % composition of each color marble in the bag?

What’s the percent by mass of carbon in c10h14n2

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

Complete each row of the table below by filling in the missing prefix or missing exponent.