Number of moles and number of molecules in 1.4187 L of at STP respectively are

Question

Number of moles and number of molecules in 1.4187 L of $S O_{2}$ at STP respectively are [2026]

Smart Achievers · Accepted Answer

(2)

Number of moles $(n)$

$= \frac{Volume at STP in L}{22.4} = \frac{1.4187}{22.4} mol = 0.0633 mol$

Number of molecules (N)

$= n \times N_{A} = 0.0633 \times 6.023 \times 10^{23} = 3.812 \times 10^{22}$

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