Engineering Board Exam Reviewer · Chemistry · medium
What is the pH of a 0.001 M HCl solution?
- 3
- 11
- 0.001
- 1
Answer
A. 3
Solution
HCl is a strong acid: [H+] = 10-3 M pH = - (10-3) = 3.
More Chemistry questions
- What is the osmotic pressure of a 0.1 M glucose solution at 25 ° C? (R = 0.08206 L· atm/mol· K)
- What is the boiling point of a 0.5 m aqueous NaCl solution? Assume complete dissociation. (Kb of water = 0.512 ° C/m)
- What is the freezing point of a 1 m aqueous solution of a nonelectrolyte (e.g., sugar)? (Kf of water = 1.86 ° C/m)
- How many mL of 0.25 M NaOH are needed to neutralize 20 mL of 0.1 M H2SO4? (H2SO4 + 2 NaOH Na2SO4 + 2 H2O)
- How many mL of 0.2 M NaOH are needed to neutralize 25 mL of 0.1 M HCl?
- What is the mole fraction of ethanol ( C2H5OH, M = 46) in a solution of 10 g ethanol and 90 g water? (Use H = 1, C = 12, N = 14, O = 16…
- A 1-liter water sample (1 kg) contains 5 mg of lead. What is the lead concentration in ppm?
- 15 g of sugar is dissolved in 85 g of water. What is the mass percent of sugar in the solution?
- What is the normality of a 0.5 M H2SO4 solution (for complete neutralization)?
- What is the molality of a solution containing 9 g of glucose ( C6H12O6) in 500 g of water? (Use H = 1, C = 12, N = 14, O = 16, Na = 23, S…