Marcie observes a boat floating on water and tries to explain to her mother why the boat is not moving. Which of the following explanations is the best to use?

When the following equation is balanced using the smallest possible integers, what is the coefficent of oxygen gas? c7h16o(g) + o2(g) → co2(g) + h2o(g) -1 -5 -8 -16 -21

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?