Following are some laboratory methods occasionally used for the preparation of small quantities of chemicals. Write a

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Following are some laboratory methods occasionally used for the preparation of small quantities of chemicals. Write a balanced equation for each.

(a) Preparation of H2S(g): HCl(aq) is heated with FeS(s)

(b) Preparation of Cl2(g): HCl(aq) is heated with MnO2(s); MnCl2(aq) and H2O(l) are other products

(c) Preparation of N2(g): Br2 and NH3 react in aqueous solution; is another product

(d) Preparation of chlorous acid: an aqueous suspension of solid barium chlorite is treated with dilute H2SO4(aq).

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General Chemistry Principles And Modern Applications

ISBN: 9780132931281

11th Edition

Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette

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