An aqueous solution contains 0.22 M ammonium perchlorate. One liter of this solution could be converted into a buffer by the addition of:(Assume that the volume remains constant as each substance is added.)0.22 mol NH30.10 mol KOH0.10 mol HI0.22 mol NaClO40.22 mol HI

In all living cells dna controls cellular activities by

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.