Answer:
(1) Nitrite poisoning
(2) Its cause is elevated levels of nitrite in the pond or culture system water.
Increasing its pH because then the enzyme wont be ablr to work properly
Because squirrels don’t prey on other animals
The 4 properties given are physical properties, therefore the ones I'll list are also physical properties of sodium chloride.
These properties may include:
It is white in color
It is hard
It is brittle
It conducts electricity in molten or aqueous state
