004 (part 1 of 9) 10.0 points Balance the equation
NH3 + 02 ---> N2 + H2O
Given 4.38 mol of the reactant NH3,
deter-
mine the corresponding amount of O2.
Answer in units of mol.

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?