A 14.5 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid. If 13.8 mL of 0.858 M potassium hydroxide are required to neutralize the hydrobromic acid, what is the percent by mass of hydrobromic acid in the mixture?

How many milliliters of a 0.180 M potassium chloride solution should be added to 19.0 mL of a 0.350 M lead(II) nitrate solution to precipitate all of the lead(II) ion?

What volume in mL of 0.220 M HBr solution is required to produce 0.0120 moles of HBr?

a) 400.0 mL of 0.20 M mercury (II) nitrate solution and 400.0 mL of 0.35 M potassium iodide solution react in a double displacement reaction, how many grams of precipitate are expected? b) Calculate the volume of 0.855 M sulphuric acid, H₂SO4, required to completely neutralize a sample of 48.5 mL of 0.600 M sodium hydroxide, NaOH.

An aqueous solution of sodium hydroxide is standardized by titration with a 0.123 M solution of hydrobromic acid. If 24.6 mL of base are required to neutralize 10.8 mL of the acid, what is the molarity of the sodium hydroxide solution? M sodium hydroxide

if 38.0 g of KCl (MM=74.55 g/mol) are added to a 500.0 mL volumetric flask, and water is added to fill the flask, what is the concentration of KCi in the resulting solution?

if 23.1g of NaOH ( MM= 40.00g/mol) are added to a 500ML volumetric flask, and water is added to fill the flask, what is the concentration of NaOH in resulting solution?

If 18.3 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added to fill the flask, what is the concentration of CH₃OH in the resulting solution?

1.) What volume in mL of 0.220 M HBr solution is required to produce 0.0185 moles of HBr? 2.) If 11.3 g of KBr (MM = 119.00 g/mol) are added to a 500.0 mL volumetric flask, and water is added to fill the flask, what is the concentration of KBr in the resulting solution? 3.) If 25.0 mL of a 7.90 M HCl solution is diluted to 2.00 L, what is the molarity of the new solution? 4.) What quantity in moles of KBr are there in 225.0 mL of 0.155 M KBr?

The mass percent of chloride ion in a 25.00 mL sample of seawater was determined by titrating the sample with silver nitrate, causing precipitation of silver chloride. It requires 42.58 mL of 0.2997 M silver nitrate solution to reach the equivalence point. 25. Write a balanced chemical equation for the reaction that occurs. 26. What is the mass % of chloride ion in the water (density of the solution is 1.025 g/mL)?