1 g of 12C contains 6-022 - 1023 atoms of the isotope-

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Byju's Answer

Standard XII

Chemistry

Empirical & Molecular Formula

1 g of 12C ...

Question

1 g of $^{12} C$ contains $6.022 \times 10^{23}$ atoms of the isotope.

True

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False

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Solution

The correct option is B False
Because according to Avegadro's law,
$1$ mole of $C$ contains $6.022 \times 10^{23}$ atoms and $1$ mole of $C$ weighs $12 g m$
$∴$ $12 g$ of $C$ weighs $6.022 \times 10^{23}$ atoms

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Similar questions

1 g

^{12} C

contains

6.022 \times 10^{23}

atoms of the isotope.

1

g of

^{12} C

contains

6.022 \times 10^{23}

atoms of Carbon.

Q. 12 g C-12 contains

6.022 \times 10^{23}

atoms of carbon.
(a)

6.022 \times 10^{23}

is known as .............
(b) Calculate the number of carbon atoms present in 48 g C-12.
(c) Which weighs more,

6.022 \times 10^{23}

molecules of

C O_{2}

6.022 \times 10^{23}

molecules of

H_{2} O

One mole of any substance contains $6.022 \times 10^{23}$ atoms/molecules. Number of molecules of $H_{2} S O_{4}$ present in 100 mL of $0.02 M H_{2} S O_{4}$ solution is.............

(a) $12.044 \times 10^{20}$ molecules (b) $6.022 \times 10^{23}$ molecules

Q. Assertion :Both

138

g of

K_{2} C O_{3}

and

12

g of carbon have same number of carbon atoms. Reason: Both contain

1

g atom of carbon which contains

6.022 \times 10^{23}

carbon atoms.

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1 g of 12C contains 6.022×1023 atoms of the isotope.

The correct option is B FalseBecause according to Avegadro's law,1 mole of C contains 6.022×1023 atoms and 1 mole of C weighs 12gm∴ 12g of C weighs 6.022×1023 atoms

1 g of $^{12} C$ contains $6.022 \times 10^{23}$ atoms of the isotope.

The correct option is B False
Because according to Avegadro's law,
$1$ mole of $C$ contains $6.022 \times 10^{23}$ atoms and $1$ mole of $C$ weighs $12 g m$
$∴$ $12 g$ of $C$ weighs $6.022 \times 10^{23}$ atoms