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Which of the following has the smallest number of molecules $:-$
Medium
View Solution$80 \ g$ of oxygen contains as many atoms as in
$19.7 \ kg$ of gold was recovered from a smuggler. How many atoms of gold were recovered? (Atomic mass of $Au = 197 \ g/mol$)
Difficult
View SolutionArrange the following in order of increasing mass:
$I$. $1$ mole of $N_2$
$II$. $0.5$ mole of $O_3$
$III$. $3.011 \times 10^{23}$ molecules of $O_2$
$IV$. $0.5$ gram atom of $O$
$I$. $1$ mole of $N_2$
$II$. $0.5$ mole of $O_3$
$III$. $3.011 \times 10^{23}$ molecules of $O_2$
$IV$. $0.5$ gram atom of $O$
What is the volume occupied by $1$ molecule of water, if its density is $1 \,g \,cm^{-3}$?
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