Question

(a) How many milliliters of 0.145 M HCl are needed to neutralize completely 25.0 mL of 0.101 M Ba(OH)₂ solution?
ml


(b) How many milliliters of 2.50 M H₂SO₄ are needed to neutralize 50.0 g of NaOH?
mL


(c) If 56.8 mL of BaCl₂ solution is needed to precipitate all the sulfate in a 554 mg sample of Na₂SO₄ (forming BaSO₄), what is the molarity of the solution?
M


(d) If 27.5 mL of 0.375 M HCl solution is needed to neutralize a solution of Ca(OH)₂, how many grams of Ca(OH)₂ must be in the solution?
g

no explanation. just answers