A chemist pumps hydrogen gas (H2) from a tank

into a reaction vessel containing 0.734 mol O2.

The gases react to form water. If all of the available

O, reacts, how many moles of H2 are used?

Share 40 in the ratio 1:4

Which expression is the factored form of 2/3x + 4? A. 2/3 (x + 4) B. 1/3 (2x + 6) C. 2/3 (x + 12) D. 2/3 (x + 6)

Greg has 15 marbles. He puts them in 3 equal group How many marbles are each group

2 kids have a car wash the frist makes $5040per car plus $5 in tips the second earns $3.20 prr car and $8 in tips c represents numbers cars they washed which simplifed expression is the total amount they both earned (1) 21.6c (2) 13.4c + 8.2 (3) 8.

What is 5/6 as a percent rounded to the nearest hundredth

How many people are between 159 cm and 179 cm

What fraction is equivalent to 5.1? is 5.1 a rational number?

Natalie has a choice of three breads, five choices of meats, and four choices of cheese to make a sandwich. how many different sandwiches can she make?

What is the area of this triangle 12 inches and 3 inches

Write as an expression and simplify: the tripled product of 6a and b^2