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If the relative atomic mass of oxygen is...

If the relative atomic mass of oxygen is 64 units, the molecular mass of CO becomes 

A

112

B

128

C

28

D

7

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The correct Answer is:
A
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AAKASH SERIES-STOICHIOMETRY-OBJECTIVE EXERCISE - 2
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  2. Which of the following has number of molecules present equal to those ...

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  3. If the relative atomic mass of oxygen is 64 units, the molecular mass ...

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  4. Both 22 grams of CO(2) and 8 grams of methane contain the following ca...

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  5. What is the mole percentage of O(2) in a mixture of 7g of N(2) and 8g ...

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  6. The number of oxygen molecules present in 100 grams of limestone is

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  7. 7.5 g of a gas occupies 5.6 litres as STP. The gas is

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  8. 3.011 xx 10^(22) atoms of an element weighs 1.15 g. The atomic mass of...

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  9. Equivalent weights 36. A bivalent metal has 12 equivalent weight. The ...

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  10. Molecular weight of Mohr's salt is 392. Its equivalent weight when it ...

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  11. The eqivalent weights of 'S' in SCI(2) and S(2)CI(2) are in the ratio

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  12. The equivalent weight of a metal in different compounds are 18.6 ad 28...

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  13. H(3)PO(4)+2KOHrarrK(2)HPO(4)+2H(2)O Based on the above reaction equi...

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  14. The following reaction occurs in acidic medium KMnP(4) + 8 H^(+) 5e^...

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  15. An alkane has C/H ratio (by mass) of 5.1428. Its molecular formula is

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  16. Analysis of a compound yields the following percentage composition. 65...

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  17. The percentage of nitrogen in Magnesium nitride is

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  18. The percentage of silica in sodium silicate is approximately (Si=28)

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  19. The mass of water (in grams) in one mole of crystalline hypo is

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  20. 0.66 g of a compound gave 112 ml of nitrogen at STP in the Dumas metho...

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