Substitute of
natural gas is…………………….
a) Ethane
b) Naphthalene
c) Methane
d) Ehtanole
Natural gas
consists primarily of: NTS PST (B) --2021
a) Methane
b) Ethane
c) Butane
d) Propane
Chemical name of B9 is…………………….
a) folic acid
b) acetic acid
c) ascorbic acid
d) ergocalciferol
Chemical name of vinegar is………………….
a) folic acid
b) acetic acid
c) ascorbic acid
d) ergocalciferol
Chemical name of vitamin C is………..
a) folic acid
b) acetic acid
c) ascorbic acid
d) ergocalciferol
Chemical name of baking soda is………..
a) sodium bicarbonate
b) acetic acid
c) ascorbic acid
d) ergocalciferol
