Study Questions 137h Finally, the presence of arsenic is confirmed by adding AGNO3 to the solution of H3ASO4 to precipitate a reddish brown solid Ag,AsO,. The composition of this solid is As, 16.199% and Ag, 69.964%. (a) What are the oxidation numbers of As, S, and N in the reaction of As2S3 with nitric acid? (b) What is the formula of the reddish brown solid Ag,AsO,? Volume of added Volume of added sulfuric acid sulfuric acid 94./ You have a bottle of solid barium hydroxide and some dilute sulfuric acid. You place some of the barium hydroxide in water and slowly add sulfuric acid to the mixture. While adding the sulfuric acid, you measure the conductivity of the mixture. (a) (b) (a) Write the complete, balanced equation for the reac- tion occurring when barium hydroxide and sulfuric acid are mixed. (b) Write the net ionic equation for the barium hydrox- ide and sulfuric acid reaction. Volume of added sulfuric acid Volume of added (c) Which diagram represents the change in conductivity the sulfuric acid barium hydrox- (d) as the acid is added to aqueous (c) ide? Explain briefly Electrical conductivity Electrical conductivity Electrical conductivity Electrical conductivity

Study Questions 137h Finally, the presence of arsenic is confirmed by adding AGNO3 to the solution of H3ASO4 to precipitate a reddish brown solid Ag,AsO,. The composition of this solid is As, 16.199% and Ag, 69.964%. (a) What are the oxidation numbers of As, S, and N in the reaction of As2S3 with nitric acid? (b) What is the formula of the reddish brown solid Ag,AsO,? Volume of added Volume of added sulfuric acid sulfuric acid 94./ You have a bottle of solid barium hydroxide and some dilute sulfuric acid. You place some of the barium hydroxide in water and slowly add sulfuric acid to the mixture. While adding the sulfuric acid, you measure the conductivity of the mixture. (a) (b) (a) Write the complete, balanced equation for the reac- tion occurring when barium hydroxide and sulfuric acid are mixed. (b) Write the net ionic equation for the barium hydrox- ide and sulfuric acid reaction. Volume of added sulfuric acid Volume of added (c) Which diagram represents the change in conductivity the sulfuric acid barium hydrox- (d) as the acid is added to aqueous (c) ide? Explain briefly Electrical conductivity Electrical conductivity Electrical conductivity Electrical conductivity

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter4: Stoichiometry Of Chemical Reactions

Section: Chapter Questions

Problem 69E: Outline the steps needed to solve the following problem, then do the calculations. Ether, (C2H5)2O,...

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