Define – mole. - Science

Define – mole.

Definition

One Line Answer

Mole is defined as the amount of substance, which contains 6.023 x 10²³ entities.

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Base Quantities and Units

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Chapter 1: Measurement - Exercises [Page 10]

Chapter 1 Measurement
Exercises | Q VII. 6. | Page 10

Electric current is a ______ quantity

The intersection of two straight lines gives us _______.

Temperature is a measure of total kinetic energy of the particles in a system.

Angle formed at the top of a cone is an example for ‘plane angle’

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 do you mean by luminous intensity?

What are the differences between plane angle and solid angle?

What is electric current?

Temperature is a measure of total ______ of the particles in a system.