Which of the following statements is not correct?
- ADissolution of $NH_4Cl$ in excess of water is an endothermic process
- BNeutralisation process is always exothermic
- CThe absolute value of enthalpy $(H)$ can be determined experimentally
- DThe heat of reaction at constant volume is denoted by $\Delta E$
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Calculate the $PV$ type of work for the following reaction at $1 \ bar$ pressure. $C_3H_{6(g)} (150 \ mL) + HCl_{(g)} (150 \ mL) \longrightarrow C_3H_7Cl_{(g)} (150 \ mL)$ (in $J$)
At $27\,^{\circ}C$,$1\, mole$ of an ideal gas expands reversibly and isothermally from $2\, atm$ to $1\, atm$. Then $\Delta H$ will be......$kJ$.
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View SolutionThe maximum work done in expanding $16 \, g$ of $O_2$ gas isothermally at $300 \, K$ from an initial volume of $5 \, dm^3$ to a final volume of $25 \, dm^3$ is:
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View SolutionAmong the following,the state function$(s)$ is(are):
$A$. Internal energy
$B$. Irreversible expansion work
$C$. Reversible expansion work
$D$. Molar enthalpy
$A$. Internal energy
$B$. Irreversible expansion work
$C$. Reversible expansion work
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What are extensive properties?
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