Question

Carbon dioxide ke molecule ki Sankhya kya Gigi jisme 8gm Oxygen hai

Answer 1

Answer: 6g.

Explanation:

8 gm of oxygen then

moles of oxygen=8/8 =1 mole

In Co2, there are 2 atoms of oxygen.

therefore for 8 gm oxygen, moles of CO2 = 0.5

moles of C= 0.5

mass of carbon in Co2 = 0.5×12= 6g.

Answer 2

Explanation:

Element A has 2 electron in its M shell Element B has atomic number 7 (a) Write equations to show how A and B form ions (b) If B is a diatomic gas, write ...