What do you have to do if there is an unexpected violent chemical reaction in a bottle ?

What i would do is put it in the nearest sink or better yet a bathtub. because if it was violent, do you really want that everywhere?

Explanation:

:)

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante

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.