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Dipti Chada
Asked: 2022-11-09T15:18:08+05:30 In:

12 g of Mg (at. Mass 24) will react completely with acid to give
A. One mole of `H_(2)`
B. `1//2` mole of `H_(2)`
C. `2//3` mole of `O_(2)`
D. Both `1//2` mol of `H_(2)` and `1//2` mol of `O_(2)`

12 g of Mg (at. Mass 24) will react completely with acid to give
A. One mole of `H_(2)`
B. `1//2` mole of `H_(2)`
C. `2//3` mole of `O_(2)`
D. Both `1//2` mol of `H_(2)` and `1//2` mol of `O_(2)`
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  1. Correct Answer – B
    `Mg^(+2) equiv H_(2)`
    `n=(12 gm)/(24 gm)=1/2` mole of `H_(2)`

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Vikrant Lal Krish
Asked: 2022-11-03T19:53:22+05:30 In:

12 g of Mg (at. Mass 24) will react completely with acid to give
A. (a)One mole of `H_(2)`
B. (b)`1//2` mole of `H_(2)`
C. (c )`2//3` mole of `O_(2)`
D. (d)Both `1//2` mol of` H_(2)` and `1//2`mol of` O_(2)`

12 g of Mg (at. Mass 24) will react completely with acid to give
A. (a)One mole of `H_(2)`
B. (b)`1//2` mole of `H_(2)`
C. (c )`2//3` mole of `O_(2)`
D. (d)Both `1//2` mol of` H_(2)` and `1//2`mol of` O_(2)`
Parabola
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Leave an answer

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1 Answer

  1. Correct Answer – B
    `Mg^(+2)=H_(2)`
    `n=(12g)/(24g)=1/2` mole of `H_(2)`

    • 0