Dave found that about 8/9 of the students in his class have a cell phone. what percent of the students in his class do not have a cell phone?

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.

Somone me i want to know what 18 hours out of 24 hours in a fraction

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?