If a body is projected with an angle $\theta$ to the horizontal,then
- Aits velocity is always perpendicular to its acceleration
- Bits velocity becomes zero at its maximum height
- Cits velocity makes zero angle with the horizontal at its maximum height
- Dthe body just before hitting the ground,the direction of velocity coincides with the acceleration
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Initially,$1 \text{ mole}$ of $N_2$ and $3 \text{ moles}$ of $H_2$ are taken in a $2 \text{ L}$ flask. At equilibrium state,if the number of moles of $N_2$ is $0.6$,what is the total number of moles of all gases present in the flask?
$N_{2(g)} + 3H_{2(g)} \rightleftharpoons 2NH_{3(g)}$
Initially,$1 \text{ mole}$ of $N_2$ and $3 \text{ moles}$ of $H_2$ are taken in a $2 \text{ L}$ flask. At equilibrium state,if the number of moles of $N_2$ is $0.6$,what is the total number of moles of all gases present in the flask?
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