State whether the following statements a...

State whether the following statements are true and false. In case a statement is false, write the corrected statement in your notebook:- Condensation of steam is not a chemical change.

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State whether the following statements are true and false. In case a statement is false, write the corrected statement in your notebook:- Cutting a log of wood into pieces is a chemical change.

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PSEB-PHYSICAL AND CHEMICAL CHANGES-Exercise

Classify the changes involved in the following processes as physical o...
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State whether the following statements are true and false. In case a s...
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State whether the following statements are true and false. In case a s...
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State whether the following statements are true and false. In case a s...
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State whether the following statements are true and false. In case a s...
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State whether the following statements are true and false. In case a s...
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Fill in the blanks in the following statements:- When carbon dioxide i...
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Fill in the blanks in the following statements:- The chemical name of ...
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Fill in the blanks in the following statements:- Two methods by which ...
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Fill in the blanks in the following statements:- Changes in which only...
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Fill in the blanks in the following statements:- Changes in which new ...
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When baking soda is mixed with lemon juice, bubbles are formed with ...
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When a candle burns, both physical and chemical changes take place. Id...
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How would you show that setting of curd is a chemical change?
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Explain why burning of wood and cutting it into small pieces are consi...
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Describe how crystals of copper sulphate are prepared.
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Explain how painting of an iron gate prevents it from rusting.
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Explain why rusting of iron objects is faster in coastal areas than in...
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The gas we use in the kitchen is called liquified petroleum gas (LPG)....
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Anaerobic bacteria digest animal waste and produce biogas (Change-A). ...
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