
Concept explainers
Calculate the number of cations and anions in each of the following compounds: (a) 8.38 g of

Interpretation:
The number of cations and anions in the given compoundsis to be determined.
Concept introduction:
Equal number of anions and cations is present in an ionic compound to make the compound electrically neutral.
Positively charged ion is termed as cation whereas anion is negatively charged ion.
The number of moles of a reactant is calculated by the following formula:
Here,
According to mole concept, one mole of substance contains
Answer to Problem 119AP
Solution:
a)
b)
c)
Explanation of Solution
a)
The number of moles of ions in
Thus,
Now, in
The number of
The number of
b)
The number of moles of ions in
Thus,
Now, in
The number of
The number of
c)
The number of moles of ions in
Now, in
The number of ions in
The number of ions in
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Chapter 3 Solutions
EBK CHEMISTRY
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