In general, what is the effect of tempature on the solubility of a gas

Can someone me with questions 15 to 17 plz.

Remember to use the proper number of significant figures and leading zeros in all calculations. gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

In 2002, the rare earth elements mine in mountain pass, california was closed because