What is the value of Avogadro's number?
- A$6.022 \times 10^{23} \ mol^{-1}$
- B$6.626 \times 10^{-34} \ J \ s$
- C$1.602 \times 10^{-19} \ C$
- D$9.109 \times 10^{-31} \ kg$
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Similar Questions
Which one of the following statements is incorrect?
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 $O$
$A$ thin layer of cobalt is deposited on a plate with a total area of $0.5 \ m^2$ and a thickness of $0.005 \ cm$. How many cobalt atoms are deposited on the plate? (Density of cobalt $= 8.9 \ g \ cm^{-3}$,Atomic mass of $Co = 59 \ g \ mol^{-1}$)
Difficult
View SolutionHow many moles of oxygen gas at $STP$ are equivalent to $5.6 \ L$?
Identify the number of moles of $H$ atoms present in $n$ moles of the organic compound represented as: (in $n$)
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