Drag the tiles to the correct boxes to complete the pairs. Chromium is a transition metal, and oxygen has an oxidation number of -2. Use this information to match each compound to its chemical formula.

може ли да зареждате повече информация, моля

a). in this case, dh> 0 and sd> 0. if t becomes larger, the term "-tds" will become more negative. at some point, it is possible that -dts will be more negative than the dh is positive, and the reaction will become spontaneous. this is probably the correct answer, but you should look at all of the other possibilities and make sure of that.