The correct answer is B.
A mineral is defined as a naturally occurring substance that has a definite chemical composition and crystal structure.
In order for a substance to be called a mineral, it must have all the four characters described in the definition.
- a mineral is always a solid and has a definite shape and volume.
- most minerals are made of two or more elements chemically combined to form a compound. It may also be made of a single element e.g. gold, copper or sulphur.
- all minerals have a characteristic crystal structure.
- minerals are grouped according to their chemical composition or makeup
Answer:
The farm’s marginal benefits for each piece of land will increase
Explanation:
It is TRUE. Because about 1/3 living orgamisms are only known to biologists.
Answer:
The answer to this would be A) Increasing the temperature of the water.
Explanation:
This is because the solubility of the solids increase when the temperature of water increase. B) Using larger pieces of salt. is not correct, because the bigger something is the longer it takes for it dissolve. C) Stirring the mixture more slow. is not correct, due to the fact that there is less agitation of the molecules, which results in a slower rate of dissolving. While D) Using less water. would result in the salt having less water to dissolve in.
