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प्रश्न
One mole of a substance contains _______ atoms or molecules.
उत्तर
One mole of a substance contains 6.023 x 10+23 atoms or molecules.
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संबंधित प्रश्न
Luminous intensity is the intensity of ______
The coldness or hotness of a substance is expressed by _______.
Temperature is a measure of total kinetic energy of the particles in a system.
Amount of substance gives the number of particles present in a substance.
Consider the statement given below and choose the correct option
Assertion: Electric current, amount of substance, luminous intensity are the fundamental physical quantities.
Reason: They are independent of each other.
Consider the statement given below and choose the correct option.
Assertion: Radian is the unit of solid angle.
Reason: One radian is the angle subtended at the center of a circle by an arc of length equal to its radius.
What are the differences between plane angle and solid angle?
Temperature is a measure of total ______ of the particles in a system.
What is the symbol for a unit of electric current?
Mention the SI unit of luminous flux.
