Question

If the cork containing the concentrated NHs solution were inserted into the glass tube several seconds after the insertion of the cork containing HCL, what effect would this have on the calculated value of the molecular weight of HCI?​

Answer 1

Answer:

a) Yes , we use plastic handles in cooking because they do not conduct heat and are good insulator of heat .

b) Yes, it cause air pollution because the burning of plastics realeses toxic gases like dioxins , furans , mercury and polychlorinated , biphenyls (better known as BCPs) .

c) Yes , refrigerator have a plastic foam core because of a plastic is good insulator of heat . it does not absorb heat from the surroundings and helps to balance the temperature between the refrigerator and the surrounding.