Question:
One mole of hydrogen at 100$^\circ$C is mixed with one mole of oxygen at 10$^\circ$C. What will be the temperature of the mixture ? Mass of one mole of hydrogen = 2 g and that of one mole of oxygen is 32 g
One mole of hydrogen at 100$^\circ$C is mixed with one mole of oxygen at 10$^\circ$C. What will be the temperature of the mixture ? Mass of one mole of hydrogen = 2 g and that of one mole of oxygen is 32 g
Updated On: Feb 26, 2024
- 12.4$^\circ$ C
- 22$^\circ$C
- 34.8$^\circ$ C
- 45$^\circ$C
Hide Solution
Verified By Collegedunia
The Correct Option is D
Solution and Explanation
Molar specific heat is same for oxygen as well as hydrogen. Hence 1 $\times$ C $\times$ (100 - $\theta$)= 1 $\times$ C $\times$ ($\theta$ - 10). i.e. 2$\theta \,=\, 90^{\circ}$ and $\theta \,=\, 45^{\circ}$.
Was this answer helpful?
0
1
Top Questions on kinetic theory
- In a mixture of gases, the average number of degrees of freedom per molecule is 6. If the rms speed of the molecule is \(c\), what is the velocity of sound in the gas?
- BITSAT - 2025
- Physics
- kinetic theory
- Mean free path is inversely proportional to (n = number density, d = diameter of particle)
- KEAM - 2025
- Physics
- kinetic theory
- The equation for the RMS velocity is given as \[ v_{\text{rms}} = \sqrt{\frac{3RT}{M_0}} \] where \( R \) is the gas constant, \( T \) is the temperature, and \( M_0 \) is the molecular mass. If the temperature is increased, find the new RMS velocity \( v_{\text{rms}} \) when the temperature is doubled.}
- MHT CET - 2025
- Physics
- kinetic theory
The motion of a particle in the XY plane is given by \( x(t) = 25 + 6t^2 \, \text{m} \); \( y(t) = -50 - 20t + 8t^2 \, \text{m} \). The magnitude of the initial velocity of the particle, \( v_0 \), is given by:
- OJEE - 2024
- Physics
- kinetic theory
- A body of mass \( m \) moves along the X-axis such that at time \( t \), its position is \( x(t) = \alpha t^4 - \beta t^3 + \gamma t \), where \( \alpha \), \( \beta \), and \( \gamma \) are constants. The acceleration of the body is:
- OJEE - 2024
- Physics
- kinetic theory
View More Questions