Calculate pH of a dilute solution that contains a molar ration of potassium acectate to. Accetic acid (pka=4.76) of (a)2:1 (b) 1:3. (c)5:1 (d) 1:1 (e) 1:10

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?