It takes 1 minute for a certain amount of potassium phosphate (KH2PO4) to dissolve in 100 grams of water at 50 °C. Which of the following will most likely happen if the same sample of potassium phosphate is dissolved in 100 grams of water at 20 °C?

The sample will dissolve in exactly 1 minute.
The sample will dissolve in more than 1 minute.
The collision between particles of the sample will increase.
The collision between particles of the sample will remain constant.

What is important to study for nios grade 12 chemistry? i have only one month left.

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /

What diagram shows the ionic compound of magnesium oxide