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Answer: Statement (b) is incorrect. Hydroxides and oxides are insoluble in wat...

Answer: Yes, sodium carbonate is soluble (although only slighty) in water.Step...

rahemanali26522

Which solubility rule is incorrect unless the anions are pairs with the alkali metals or ammonium ion? <table> <tbody> <tr> <td></td> <td>a.</td> <td> Carbonates are insoluble. </td> </tr> <tr> <td></td> <td>b.</td> <td> Hydroxides and oxides are soluble. </td> </tr> <tr> <td></td> <td>c.</td> <td> Phosphates, arsenates, and chromates are insoluble. </td> </tr> <tr> <td></td> <td>d.</td> <td> Sulfates are soluble except with calcium, strontium, barium, silver, mercury and lead. </td> </tr> </tbody> </table>

Following the rules of solubility and insolubility determine if the following compound is soluble in water. Na2CO3 (Group IA and ammonium compounds are soluble) (CO32- Most carbonates are insoluble)

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ANSWERS

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	a.	Carbonates are insoluble.
	b.	Hydroxides and oxides are soluble.
	c.	Phosphates, arsenates, and chromates are insoluble.
	d.	Sulfates are soluble except with calcium, strontium, barium, silver, mercury and lead.