Answer:
An educated guess based on what you already know.
Explanation:
Answer:
In Greek it means sphaira or ball which can be related to the Earth,the atmosphere or biosphere.
Answer:

Explanation:
Hello,
In this case, the molecular chemical reaction is:

Thus, by considering the ionic species we have:

Wherein the ammonium and bromide ions are spectator ions since nickel (II) phosphate is largely insoluble in water, therefore, the net ionic equation is:

Best regards.