Chemia po angieksu. pomocy

1. What volume of 0.117 mol/L HCl is needed to neutralize 28.67 cm of 0.137
mol/L KOH?

2. If 35.93 cm3 of 0.1590 mol/L NaOH neutralizes 27.48 cm of nitric acid,
what is the concentration of the nitric acid?

3. Sodium bromide reacts with calcium fluoride to form sodium fluoride and calcium
bromide.


4. H2SO4 reacts with sodium hydroxide to form sodium sulfate and water.