Ans: B, Sublimation. This is because you must input energy in order to get a solid to go directly to a gas while the other ones release energy (and dispersion has nothing to do with these at all)
<span>The percent composition of s in the compound is 44.4%. </span> No. of grams of ca = 15 no. of grams of S = 12 <span>percent composition of s in the compound = 12/(15 + 12) x 100 = 12/27 x 100 = 0.44 x 100 = 44.4%</span>
