Four binary ionic compounds that could be formed from each of these ions are;
- Zn^2+ - ZnCl2, ZnI2, ZnBr2, ZnF2
- Pb^4+ - PbF4, PbCl4, PbBr4, PbI4
- Br^- - MgBr2, NaBr, CaBr2, KBr
- S^2- - CaS, MgS, Na2S, K2S
<h3>What are binary ionic compounds?</h3>
Binary ionic compounds are those compounds that contain only two elements. The ionic compounds are those compounds that contain ions. The compounds are able to dissolve in water and they have high melting and boiling points.
Now, four binary ionic compounds that could be formed from each of these ions are;
- Zn^2+ - ZnCl2, ZnI2, ZnBr2, ZnF2
- Pb^4+ - PbF4, PbCl4, PbBr4, PbI4
- Br^- - MgBr2, NaBr, CaBr2, KBr
- S^2- - CaS, MgS, Na2S, K2S
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Assuming the number of moles give is of CO₂, since we know that 1 mol is equivalent to 22.4 L in this case, we can use rule of three to answer this:
V ---- n
x ---- 3.75 mol
22.4 L ---- 1 mol
So, we have the follwing relation:
So, we need a volume of 84 L.
T=PV/nR
that is the answer
1s^2 2s^2 2p^6 3s^2 2p^3 or the shortcut way is [Ne] 3s^2 2p^3
Answer:
The answer is
<h2>1.0 g/cm³</h2>
Explanation:
The density of a substance can be found by using the formula
From the question
mass = 10 g
volume = 10 cm³
It's density is
We have the final answer as
<h3>1.0 g/cm³</h3>
Hope this helps you
