CH-52
Reactions of acids
Chemistry · Secondary 3 · Hard · Reactions of acids
A student reacts aqueous sodium carbonate with dilute nitric acid.
Which observation is most likely when the acid is added to the carbonate solution?
Which observation is most likely when the acid is added to the carbonate solution?
- A white precipitate forms and the mixture turns milky.
- The solution changes from colourless to purple with no gas produced.
- Effervescence of a colourless gas is observed.
- The mixture becomes warm but no visible change occurs.
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