Answer:
Nickel is the answer
Explanation:
Lol that's easy the atomic number is the same number as the number of electrons.
Answer:
A. PO43-
Explanation:
in the given is buffer . so H2PO4- and HPO42- both are present with equal concentration . Na+ is spectator ion it is also present in the concentration higher than the given species above .
but PO4-3 is not present . so it is lowest concentration
the heat of reaction for a chemical reaction
Carbon dioxide leaves as a product of respiration