Answer:c
Explanation:
softwood is used in doors roofs and so on
Erosion
waethring
deposition
pressure or heat
all of this can change the form of rock to another
The level of toxins in the fish's cell is equivalent to the level of toxins in the water. Therefore, in order to reduce the toxins further, we should replace the now contaminated water with clean water. After the level of toxins in the fish's cell stops reducing, we replace the water with clean water once again.
Answer:
3H2SO4 + 2B(OH)3 -> B2(SO4)3 + 6H2O
Explanation: