Define the term mole.
(N/A) mole is a fundamental unit in chemistry used to quantify the amount of a substance.
One mole of any substance contains exactly $6.022 \times 10^{23}$ elementary entities,such as atoms,molecules,ions,or electrons.
This constant value is known as Avogadro's number $(N_A)$.
One mole of any substance contains exactly $6.022 \times 10^{23}$ elementary entities,such as atoms,molecules,ions,or electrons.
This constant value is known as Avogadro's number $(N_A)$.
Explore More
Similar Questions
State whether the following statement is true or false:
Atomic radius is measured in nanometres. $1 \, m = 10^9 \, nm$.
Atomic radius is measured in nanometres. $1 \, m = 10^9 \, nm$.
Easy
View SolutionIf bromine atom is available in the form of,say,two isotopes $_{35}^{79}Br$ $(49.7 \%)$ and $_{35}^{81}Br$ $(50.3 \%),$ calculate the average atomic mass of bromine atom. (in $,u$)
Medium
View SolutionRaunak took $5 \, mol$ of carbon atoms in a container and Krish also took $5 \, mol$ of sodium atoms in another container of the same weight. $(a)$ Whose container is heavier? $(b)$ Whose container has a greater number of atoms?
Medium
View SolutionThe chemical symbol for sodium is
Easy
View SolutionMass of one atom of oxygen is
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo