lizpels720 lizpels720

24-10-2022
Chemistry

Answered

What is the pH of a 0.670 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

Answer :

Other Questions

What is Kb for the conjugate base of HF (Ka = 6.8 × 10⁻⁴)?

What concentration of acetic acid would give an aqueous solution in which 0.786 percent of the acetic acid molecules are ionized? Assume that Ka for acetic acid

What is the concentration, in mol dm3, of a solution of chloride containing 4.27 g of NaCl in 300 cm³ of solution? A 0.0219 B 0.243 C 4.11 D 45.7

(a) A 0.19 g sample of sodium carbonate (Na2CO3) and sodium bicarbonate (Na4CO3) mixture was dissolved in 25 mL of water. The sample solution was titrated with

What is the concentration in %m/v of a 0.315 M aqueous solution of acetone (MM = 58.08 g/mol)?

A 25.0 mL solution of HNO₃ is neutralized with 31.4 mL of 0.250 M Ba(OH)₂. What is the concentration of the original HNO₃ solution?

If 22.4 mL of 0.25 M sodium hydroxide are required neutralize 15.0 mL of a hydroiodic acid solution, how many grams of hydrogen iodide were dissolved in the sol

If 100. mL of 0.100 M Li₂SO4 is added to 200. mL of 0.150 M LiBr, what is the concentration of Lit ions in the final solution? Assume that the volumes are addit

37. Calculate the moles of CuS*O_{4} in 250 mL of 0.02mol / l * ite r^ prime What is the normality of this solution?

Calculate the boiling point of a 0.33 m solution of a solute in benzene. (Kb = 2.53°C /m).