Other Chemistry Answers

Suppose 0.0100 mole of Ba(OH)2 is dissolved in enough water to give 469.5 mL of solution.
What is the OH− concentration?
What is the pOH?
What is the pH?

Suppose 2.17 mol of HCl is dissolved in enough water to give 504.5 mL of solution.
What is the H3O+ concentration?
What is the pH?

A balloon is filled with 10 L of air at a pressure of 1400 torr. What is the pressure of the balloon if the volume is
changed to 5 L?

Which of the following bases produces two OH- ions per formula unit of base when dissolved in water?
Ammonia
Aluminum hydroxide
Potassium hydroxide
Calcium hydroxide

When ammonia gas is dissolved in water, is the water behaving as an acid, as a base, or neither?

Calculate the mass in gram of copper that Will be deposited by dissolving 6.5 of zinc in Cuso4

What is the conjugate acid of HCO3−? What is the conjugate base of it?

What is the pH of a solution whose hydroxide ion concentration is 7.2×10−3 M ? Is the solution acidic or basic?

What is the pH of an aqueous solution having a hydronium-ion concentration of 6.83 × 10-3 mol/L? Is the solution acidic or basic?

1. Explain wind powered electrolysis.
2. If we replace copper with platinum will it affect Daniel cell if yes why, if no, why
2. How does gravity separate solution in Daniel cell
3. Explain converters process in industrial chemistry