hallison342 hallison342

06-06-2019
Chemistry

contestada

Brass gets discoloured in air because of the presence of which of the following gases in air?

A. Oxygen
B. Hydrogen sulphide
C. Carbon dioxide
D. Nitrogen

Respuesta :

dcrim1972 dcrim1972

06-06-2019

Answer:

your answer is B: Hydrogen sulphide

Explanation:

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