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The degree of hardness of a given sample...

The degree of hardness of a given sample of hard water is `40 p p m`. If the entire hardness is due to `MgSO_(4)`, how much of `MgSO_(4)` is present per `kg` of water?

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`48 mg`.
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CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise Short
  1. Which is heavier: water or ice?

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  2. What type of bonds are broken when water evaporates?

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  3. The degree of hardness of a given sample of hard water is 40 p p m. If...

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  4. Why cannot the dilute solution of hydrogen peroxide be concentrated by...

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  5. Which organic reagent can be used for the manufacture of hydrogen pero...

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  6. H(2)O(2)+Cl(2)to 2HCl+O(2) In the above reaction, H(2)O(2) act as .

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  7. Old lead paintings are generally washed with dilute solution of H(2)O(...

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  8. What is the dihedral angle between two H atoms of H(2)O(2)?

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  9. What is the product of the reaction between benzene and H(2)O(2)?

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  10. Which isotope of hydrogen (a) does not contain neutron, (b) contains e...

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  11. Why is dihydrogen not preferred in weather balloons these days?

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  12. Name two compounds which retard the decomposition of H(2)O(2).

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  13. What do you mean by 15 volume H(2)O(2) solution?

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  14. Give an example of a compound in which hydrogen exists in (a) +1, (b) ...

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  15. Can marine species live in distilled water?

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  16. Give an example of (i) ionic hydride, (ii) covalent hydride.

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  17. Why oxide ion is called a hard ion?

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  18. How is D(2)O(2) prepared?

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  19. Complete the following: CaC(2)+2D(2)Oto?

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  20. 10 mL of a given solution of H(2)O(2) contains 0.91 g of H(2)O(2). Exp...

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