Question

Compare the properties of electrons, prot
Q.25
What is the importance of universal la
force between the Earth and an object.
OR
Calculate the mass of:
0.2 mole of oxygen atoms
(ii) 0.5 mole of water molecules
SECTION-E
Q.26 Draw a neat and well labeled diagrama
u
cell.
OR​

Answer 1

Answer:

solve the following questions