Question

Effect of blue and red litmus paper in copper sulphate​

Answer 1

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Answer 2

Answer:

Copper sulphate is an acidic salt: It is the product of the reaction between a weak copper base and a strong acid , H2SO4

Litmus has a red color in acidic solutions:

Conclusion: Acidic copper sulfate solution turns blue litmus to red

Baking soda is a basic salt : It is the reaction product of a weak acid , CO2 and a strong base , NaOH

Litmus has a blue color in basic solutions:

Conclusion: basic baking soda solution turns red litmus to blue

Explanation:

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