| Consider the following reactions: |
| \[NaCl+{{K}_{2}}C{{r}_{2}}{{O}_{7}}+\underset{(Conc.)}{\mathop{{{H}_{2}}S{{O}_{4}}}}\,\to (A)+side\,products\] |
| \[(A)+NaOH\to (B)+Side\,products\] |
| \[(B)+\underset{(dilute)}{\mathop{{{H}_{2}}S{{O}_{4}}}}\,+{{H}_{2}}{{O}_{2}}\to \text{(}C\text{)}+Side\text{ }products\] |
| The sum of the total number of atoms in one molecule each of (A), and is _____. |
Answer:
18
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