Answer:
density, mass of a unit volume of a material substance. The formula for density is d = M/V, where d is density, M is mass, and V is volume. Density is commonly expressed in units of grams per cubic centimetre. ... Density can also be expressed as kilograms per cubic metre (in metre-kilogram-second or SI units).
Explanation:
Salts is the correct awnser
I don't know because your question is very unclear
A challenge they could face is that the plants are not used to the climate in the new area . (sorry if it’s wrong)
