<u>Question</u>:
A substance that yields a cation plus the hydroxyl ion in water is a(n)
A) salt
B) acid
C) base
<u>Answer</u>:
A substance that yields a cation plus the hydroxyl ion in water is a(n) base.
<u>Explanation</u>:
Base is a substance that "donates electrons, accept protons, or releases hydroxide (OH-) ions" in aqueous solution .When a base is dissolved in water, it dissociates to give hydroxyl ions. Hydroxyl ion which is a negatively charged molecule and having one oxygen bonded to one hydrogen. In case of the base particles, when comes in contact with water becomes slippery as well as changes its colour. For bases, the pH value ranges from 8-14
.
An enzyme is a catalysts in living things.
A catalysts speeds up the process of breaking down molecules.
An example would be Lactose. It can be broken down by the enzyme Lactase.
Not to be concerned as long as the diet as a whole provides average amounts
Answer:
Compost
Explanation:
Compost is rich in organic nutrients
biotechnology is branch of biology wich study about relation ship between living things realated with technology