CBSE Class 11-science - Mole Concept Videos
Basic Concepts of Chemistry
This video explains the concepts molarity, molality and contains numerical problems on these concepts.
- what is mole
- the algebric sum of the mole fraction of solute and mole fraction of solvent is equal to
- Calculate no. of moles of molecules of water present in 27g.
- calculate the number of molecule in a drop weighing 0.05g
- two moles of water contains
- what is the basic difference between a mole and molar?
- if mass of 2 atoms of an element is 4×10^-23grams, then atomic mass of element will be: ( take: avagadro number =6×10^23
- The maximum number of molecules is present in. (a) 15 L of H2 gas at STP (b) 5 L of N2 gas at STP. (c) 1.5 g of H2 gas (d) 5 g of O2 gas
- molarity
- mole
