Which coefficients balance this equation?

_H2 + _N2 - > _NH3

A. 1, 2, 3

B. 2, 3, 2

C. 3, 1, 2

D. 4, 1, 3

Which statement about uncouplers is NOT true? A. They allow ATP synthesis with no electron transport. B. They allow electron transport without ATP synthesis. C.

If the [H+] changed from [1 x 10-7] to [1 x 10-4], what is the new [OH-]?

When the concentration of x is doubled, the reaction rate increases by a factor of 4. what is the order of the reaction?

A television set changes electrical energy to sound and light energy. In this process, some energy is

What is the ratio of atoms in carbon dioxide, or CO2

47 When the pH of an aqueous solution is changed from 1 to 2, the concentration of hydronium ions in the solution is (1) decreased by a factor of 2 (2) decreased by a factor of 10 (3) increased by a factor of 2 (4) increased by a factor or 10

Which is easier to observe the physical or chemical properties of an object? Support your answer with evidence

How many moles are in 20 grams of sodium

Elements in the noble gas family are considered stable because

A race car driver starts a race with his tires at 13.2 psi at a temperature of 25 C. What will the pressure in the tires be (in psi) when they heat up to 63 C?