kalan9402 kalan9402
  • 09-12-2022
  • Chemistry
Answered

the h for the dissolution of solid sodium hydroxide in water is -44.4 kj/mol. what is the final temperature of a solution when 13.9 g of naoh dissolves in 250.0 g of water in a coffee-cup calorimeter?



Answer :

Other Questions

what is the molar concentration of cl- when 0.20 mol of zncl2 are dissolved in enough water to prepare 3.0 l of solution
nitrogen in a container (molar mass is 28 g/mol) has a pressure of 2.5 atm, a volume of 0.2 m3, and a temperature of 30oc. what is the mass of the nitrogen? gro
what is the ph of a solution made by dissolving 1.9 g of k2co3 and 7.9 g of khco3 in 500. ml of water? use the acid-ba
if 20 grams of kno3 is dissolved in 100 grams of water at 0 degrees celsius, what type of solution is made?
a compound forms a dense yellow precipitate when treated with iodine and sodium hydroxide. the compound must be:
identify the conditions for a standard electrochemical cell. select one or more: pressure of 1 atm temperature of 298 k solution concentrations of 1 m pressure
a stock solution of nh4i is available to prepare solutions that are more dilute. calculate the volume, in ml, of a 2.0-m solution of nh4i required to prepare ex