Madhya Pradesh Board of Secondary Education (MPBSE) Class 11 exams are announced and with this the preparation speed has also doubled down by students. For the Chemistry paper, the board has released ...

Celebrated annually on October 23 from 6:02 a.m. to 6:02 p.m., Mole Day commemorates "Avogadro's Number": 6.02 x 10 23. This number--called a mole--is a basic measuring unit in chemistry. Mole Day ...