MCQOPTIONS
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| 1. |
Common name of \[{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\] is: |
| A. | oil of vitriol |
| B. | muriatic acid |
| C. | blue vitriol |
| D. | green vitriol |
| Answer» B. muriatic acid | |