Sodium thiosulfate (na2s2o3), photographer’s “hypo” reacts with unexposed silver bromide in the film emulsion to form sodium bromide and a compound of formula na5[ag(s2o3) 3]. how many moles of na2s2o3 formula units are needed to make 0.10 mol of agbr soluble?

Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?

An unsaturated hydrocarbon is a hydrogen-carbon compound with a. a network solid structure b. single bonds c. single bonds in a branched-chain structure d. double or triple bonds

Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.