Answer: Hey! As far as I know coal tar and coke are manufactured by coal.
Explanation:
Coal tar is a thick black liquid with an unpleasant smell and it is a mixture of 200 substances.
Coke is a tough, porous black substance. It is an almost pure form of carbon
(Coal mainly consists of carbon.)
Yes, because the balloon with air has a greater density than the empty balloon.Because there is a higher density in one balloon then the weight of the balloon will change
<span> The </span>analytical chemistry<span> of natural and waste waters requires subtle correlation</span>