Calculate the when = 4.0 × 10⁻⁵ M. Classify the solution.
A conjugate acid differs from its base by one proton (H⁺).
A conjugate acid differs from its base by one proton (H⁺).
Which solution has the lowest hydrogen ion concentration, [H…
Which solution has the lowest hydrogen ion concentration, ?
What is the pH of a solution with [H⁺] = 7.5 × 10⁻⁹ M?
What is the pH of a solution with = 7.5 × 10⁻⁹ M?
A gas occupies 1.20 L at 2.50 atm. If the pressure is reduce…
A gas occupies 1.20 L at 2.50 atm. If the pressure is reduced to 0.50 atm, what is the new volume?
In the reaction below, which species acts as the base? HCl(a…
In the reaction below, which species acts as the base? HCl(aq) + H₂O(l) → H₃O⁺(aq) + Cl⁻(aq)
As [H⁺] increases, pH increases.
As increases, pH increases.
A gas mixture has a total pressure of 950 torr. If oxygen co…
A gas mixture has a total pressure of 950 torr. If oxygen contributes 410 torr, what is the partial pressure of the other gas?
A sample of gas is kept at constant temperature. If the volu…
A sample of gas is kept at constant temperature. If the volume of the gas is decreased, what happens to the pressure of the gas?
The following reaction BEST represents a balanced equation f…
The following reaction BEST represents a balanced equation for the reaction of nitrogen gas with hydrogen gas to produce ammonia? N2 + 3 H2 → 2 NH3