Answer to Question #57328 in General Chemistry for jodiann

Question

a simple of smoke is viewed through a microscope and the black specks are seen to move in zig-zag manner. Give the name of the black specks and explain what is happening

Answer 1

The black specks – soot. It is formed during incomplete combustion of organic substances.
The explanation of zigzags manner of soot moving lies in Brownian motion. Soot particle is in random movement resulting from their collision with the quick atoms or molecules in the air.