How To Calculate Cement Sand And Aggregate Required For
Cement : sand : aggregate (in kgs) is 50 kgs : 115 kgs : 209 kgs (by weight) water required for the mixture = 27.5 kgs. total weight of concrete ingredients = 50+115+209+27.5 = 401.5 say 400 kg. density of concrete = kg/cum. so, 1 bag of cement produces = 400/ = 0.167.Chemistry silver extraction from ore. the silver extraction process athens123 . the local variety of galenite is silverbearing and is known as argentiferous galenite formula pb.ags and the lead obtained from this ore contains just a small percentage of silver from.