Answer:
42 hours is 2520 minutes...
If 1000 mg drops in 2520 minutes,
Then in 1 minute, (1000/2520) drop drops...
Which is approximately 0.40 drops.
Answer:
BeCl2 + 2AgNO3 ---> Be(NO3)2 + 2AgCl
Unit cells.
They are the smallest group of atoms that take form of a crystal and can repeat in 3 dimensions.
Answer:Lone pairs are the valence electron pair of any element which do not take part in bonding but affect the shape of molecules. Bond pairs or shared pairs are the electron pair which does both affect the geometry of molecules and take part in chemical bonding. These are form due to sharing of electrons.
Explanation: