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How many atoms are contained in a mole o...

How many atoms are contained in a mole of `Ca(OH)_(2)`?

A

`30 times 6.02 times 10^(23)` atoms/mol

B

`6 times 6.02 times 10^(23)` atoms/mol

C

`6.02 times 10^(23)` atoms/mol

D

`5 times 6.02 times 10^(23)` atoms/mol

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The correct Answer is:
D
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MOTION-MOLE CONCEPT-EXERCISE - 2 (LEVEL - I)
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  2. What is correct for 10 g of CaCO(3)?

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  7. A gaseous mixture contains CO(2)(g) and N(2)O(g) in 2:5 ratio by mass....

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  8. Four 1-1 litre flasks are seperately filled with the gases H(2), He an...

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  9. Density of azone relative to oxygen is under the same temperature & pr...

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  10. A nuggest of gold and quartz was found to contain x g of gold y g of q...

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  11. Density of a gas relative t air is 1.17. Find the mol. Mass of the ga...

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  12. Weight of oxygen in Fe(2)O(3) and FeO is in the simple ratio of:

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  13. Which has maximum number of atoms of oxygen

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  14. The number of atoms present in 0.5 moles of nitrogen is same as the at...

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  15. A graph is plotted for an element, by putting its weight on X-axis a...

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  16. Two elemets X( atomic weight =75) and Y( atomic weight =16) combine to...

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  17. The pair of species having same percentage of carbon is:

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  18. An iodized salt contains 0.5% of Nal. A person consumes 3 gm of salt e...

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  19. In a textile mill, a double-effect evaporator system concentrates weak...

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