What is the molality of solution prepared by dissolving 21.7g KCl in 225g of water?

a 0.0880m

b. 0.0964m

c. 0.773m

d. 1.29m

What's 124.683 as a 1 significant digit number

What do we call the experimental apparatus that William crooks used in his experiments and what did he discover

Determine the molecular formula of a compound that is 54.5% C, 13.7% H, and 31.8% N. The molar mass is 88.0.

How much water vapor can a cubic meter of air hold at 25 degrees celcius

What parts of an atom make up almost all the mass of the atom?

For the separation of the unknown mixture, you are instructed to isolate the amine followed by the acid and finally the neutral. Does the order matter? If not, what other orders could be followed?

As ice melts and changes from solid to liquid, A) entropy increases. B) kinetic energy decreases. C) an exothermic reaction occurs. D) the random movement of molecules remains constant.

What volume of 0.480 m koh is needed to react completely with 15.8 ml of 0.150 m h2so4? assume the reaction goes to completion?

Which sample of water contains particles having the highest average kinetic energy?

Use the terms magnetic field and magnetic pole in a sentence