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A substance on analysis gave the followi...

A substance on analysis gave the following percentage composition Na = 43.4% C = 11.3% O = 45.3% Calculate the empirical formula.

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MODERN PUBLICATION-CHEMISTRY IN EVERYDAY LIFE-EXERCISE
  1. What are antacids?

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  2. Explain the following terms with suitable examples. Non-ionic deterg...

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  3. A substance on analysis gave the following percentage composition Na =...

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  4. Describe the following substances with one suitable example : Disinfec...

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  5. Explain the following terms with one suitable example : Cationic deter...

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  6. Explain the following terms with one suitable example : Enzymes.

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  7. What are the following substances ? Give one example : Sweetening agen...

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  8. Explain the following term with one example : Food preservatives.

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  9. Explain the following terms with one suitable example : Enzymes.

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  10. An organic compound on analysis gave the following data : C = 57.82% ...

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  11. What are anticancer drugs ?

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  12. Explain the following term with an example : Antibiotics.

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  13. Explain the following term with an example : Antiseptics.

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  14. Explain the following terms with one suitable example : Analgesics.

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  15. Explain with example: Detergents.

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  16. Name two food preservatives.

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  17. Describe the following giving one example : Antacids .

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  18. What are food preservatives ?

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  19. What is the cause of a feeling of depression in human beings? Name a d...

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  20. What class of drug is Ranitidine ?

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