Answer:
to fall towards 7, making the solution less alkaline as more water is added.
Answer: (1)CaSO4 -> (2)O2 + (1)CaS
Explanation: edge 2020 chem
Explanation:
hydropower energy is:
-renewable
-clean (doesn't produce toxins or emit harmful gases into the atmosphere)
-environment friendly
-cheap once installed
Answer:
we have two loops in our body in which blood circulates. One is oxygenated, meaning oxygen rich, and the other is deoxygenated, which means it has little to no oxygen, but a lot of carbon dioxide.
