Answer:
Explanation:
a self-contained convective zone in a fluid in which upward motion of warmer fluid in the center is balanced by downward motion of cooler fluid at the periphery.
(NH4),CO
(NH₄)₂ CO₃
Explanation:
The chemical formula for ammonium carbonate is (NH4),CO
Ammonium carbonate is made up of:
Ammonium ion
Carbonate ion
Ammonium ion is represented by NH₄⁺
Carbonate ion is represented by CO₃²⁻
Now to write the formula, we are going to use their combining powers;
NH₄⁺ CO₃²⁻
Combining
power 1 2
Exchange
of power 2 1
Formula of compound (NH₄)₂ CO₃
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<span>(1.99x10^-17) x 1000000
= 1.99x10^-11
(1.99x10^-11) / (6.023x10^23)
= 3.304001328x10^-35
hope this helps</span>
Potassium, Barium, and Copper because they are metals, and most metals tend to lose electrons when forming an ion.