if you heat zinc in a clay pot it reacts with the oxygen in the air will the mass of material in the pot go up or down or stay the same, if 8g or zinc reacts with 2 g of oxygen what mass of product...
Can someone please help, my 16 son is learning the acoustic guitar and I seem to remember a fantastic song from my younger years - I am 40 ! I thought it was Del Amitri but after going through to...
In February 1970 the main match on BBC`s Match of The Day was a reserve match due to postponements.Which famous England player, who had been dropped , was the main reason for showing the match?