Question 16 :
The Latin word formica means ant. The name formic acid is derived from this Latin word because
Question 17 :
The ore which is found in abundance in India is
Question 18 :
The inherited traits of an organism are controlled by
Question 19 :
The heat energy produced when the human body metabolises 1 gram of fat is
Question 20 :
What are the number of moles of CO2 which contains 16 g of oxygen?
One mole of CO2 has mass of 44 g and 32 g of O2. So 16 g of O2 have 22 g of CO2 or 0.5 moles of it.