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State the true false statements Chemic...

State the true false statements
Chemical change is a temporary change .

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CHETANA PUBLICATION-Chemical Reactions and equations-EXAMPLE
  1. State the true false statements A burning of match stick is an examp...

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  2. State the true false statements The reaction Zn(s)+CuSO4(aq)rarrZnSO...

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  3. State the true false statements Chemical change is a temporary chang...

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  4. State the true false statements (g) indicates the physical state of ...

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  5. State the true false statements Conversion of quick lime into slaked...

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  6. State the true false statements Calcium oxide is also called lime or...

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  7. State the true false statements In a chemical equation, the symboldo...

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  8. A change that takes place due to change in the parameters such as temp...

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  9. A process in which some substance undergo bond breaking and are transf...

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  10. Representation of a chemical reaction in a condensed from using chemic...

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  11. If the number of atoms of each element is not same on the two sides of...

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  12. The substance in whose presence the rate of a chemical reaction change...

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  13. The life on earth is protected form ultraviolet radiation of the sun.

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  14. What is a balanced chemical equation?

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  15. "We need to balance an unbalanced skeletal chemical equation".Justify ...

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  16. Giving an example list two infromation which make a chemical equation ...

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  17. What type of reaction takes place when vegatable matter is converted t...

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  18. What is rust?Write the chemical formula .

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  19. why respiration is considered an exothermic reaction?

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  20. Name the factors on which the speed of a chemical reaction depends

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