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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. Total number of sulphate ions present in 3.92 g of chromic sulphate is...

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  9. 48 g of Mg contains the same number of atoms as 160 g of another eleme...

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  10. Bell metal contains 80% copper . The mass of Bell metal which contain ...

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  11. Number of atoms in 558.5 gm Fe (At.wt of Fe = 55.85 g mol^(-1)) is

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  12. 1 mole of each of Ca(OH)(2) and H(3) PO(4) are allowed to react under ...

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  13. The mass of 1.5 xx 10^(26 molecules of a substances is 16 kg . The mol...

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  14. Which of the following has higher mass

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  15. One mole ion which has two moles of charge

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  16. Select wrong clientical reaction aniong the following

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  17. The mass and charge of one mole of electrons, respectively is

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

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

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  20. The equivalent weights of S in SCl(2) and S(2)Cl(2) are in the ratio

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