How much heat is needed to vaporize 10. 00 grams of water at 100. 0°C? The latent heat of vaporization of water is 2,259 J/g. 22. 59 J 1,000 J 2,269 J 22,590 J.

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Compare and contrast refraction of light and sound will give brainliest