Q52.A proton and a Li3 + nucleus are accelerated by the same potential. If πLi and πp denote the de Broglie + πLi wavelengths of Li3 and proton respectively, then the value of is π₯Γ 10-1. The value of x πp is _____ (Rounded off to the nearest integer) [Mass of Li3 + = 8 . 3 mass of proton]
What This Question Tests
This question tests the basic calculation of molarity given the mass of solute, its molar mass, and the volume of the solution.
Concepts Tested
Formulas Used
Moles = Mass / Molar Mass
Molarity = Moles / Volume (in L)
π NCERT Sections This Tests
11.10 β What Is The De Broglie Wavelength Of
Physics Class 12 Β· Chapter 11
11.10 What is the de Broglie wavelength of (a) a bullet of mass 0.040 kg travelling at the speed of 1.0 km/s, (b) a ball of mass 0.060 kg moving at a speed of 1.0 m/s, and (c) a dust particle of mass 1.0 Γ 10β9 kg drifting with a speed of 2.2 m/s ?
12.3 β A Difference Of 2.3 Ev Separates Two Energy Levels In An Atom. What
Physics Class 12 Β· Chapter 12
12.3 A difference of 2.3 eV separates two energy levels in an atom. What is the frequency of radiation emitted when the atom make a transition from the upper level to the lower level?
12.5 β A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 Β· Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
π Question Details
- Chapter
- Solutions
- Topic
- Molarity calculation
- Year
- 2021
- Shift
- 24 Feb Shift 1
- Q Number
- Q52
- Type
- Numerical
- NCERT Ref
- Class 12 Chemistry Ch 2: Solutions
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