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The molecular ion `X F_(2)^(-)` has three pairs of
non-bonding electrons around the central
atom.
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For the reaction `2A +B ->` product;
doubling the initial concentrations of both
the reactants inc
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The power of a heater is `1000 W` at `1000^0C`.
What will be its power at `400^0C`?
Given, tempera
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`lim _(x -> pi//6) sin ( x - pi /6)/(sqrt(3) - 2 cos x) `
is equal to
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If `1/(b-a) + 1/(b-c) = 1/a + 1/c `, then `a, b` and `c` are in
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If two cards are drawn simultaneously from
the same set, then probability that atleast one
of
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