The rock is limestone, I hope this helps!!
Answer:
Explanation:
Dissolving is when a soluble solute is added to a solvent. The solvent surrounds the solutes and makes a solution of it. The process of dissolving is known as dissolution. For a substance to be able to dissolve in a solvent, they must both have similar properties. It is generally known that like dissolves like. Polar solvents will dissolve polar solutes and vice versa.
Boiling can reverse dissolution process in that, the solvent can reach its boiling point and it wil begin to give out vapours. As more vapours are release, the solutes begin to aggregate and form back.
Answer:
a
The expected value is = 39 units
The standard deviation is = 0.1212 unites
b
The probability is = 0.2047 units
Explanation:
The explanation of this answer is shown on the first uploaded image
Answer:
Solids
Explanation:
Solid is one of the states of matter.
Matter is anything that has mass and occupies a definite space. There are three states of matter which are:
Solids are known to have the following properties:
- They have a definite shape
- They have a fixed volume
- Solids are tightly packed
- Their molecules vibrates about a fixed point
