13. (07.06 LC) Which of the following is true for the equilibrium constant of a reaction? (5 points)
1.It is a ratio of the concentrations in a reaction.
2.It remains the same at different temperatures.
3.It is represented by the symbol H.
4.Its value is always close to 1.

If the solubility of a gas in water is 1.22 g/l at 2.75 atm, what is its solubility (in g/l) at 1.0 atm?

An experiment is conducted to see if cats preferred skim milk or 2% milk. a cup of skim milkwas put out for 5 kittens and then measured how much the kittens drank over the course of aday. following a cup of 2% milk was purout for the skittens and then masured how much thekittens drank over the course of a day. the same kittens were used and the milk was served atthe same temperature. it was discovered that the cats liked the 2% milk more than the skimmilk. what is the dependent variable in this experiment?

How many moles are in .5g of sodium bromide?