CH-23
Preparing salts
Chemistry · Secondary 3 · Easy · Preparing salts
Which pair of reagents can be used to prepare a pure, dry sample of insoluble barium sulfate salt?
- Barium carbonate and dilute sulfuric acid
- Barium nitrate solution and sodium sulfate solution
- Barium sulfate and dilute nitric acid
- Barium oxide and concentrated sulfuric acid
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