mathewlino123 mathewlino123

25-08-2020
Chemistry

contestada

Answer the following questions in brief.
Why does silver get tarnished on exposure to air?

Respuesta :

arilott09 arilott09

25-08-2020

Answer: When silver is exposed to sulfur-containing gases in the air, it discolours and then darkens as it reacts with the gas to form a surface layer of tarnish. This process is called tarnishing.

Hope this helped :)

Answer Link

Otras preguntas

Why is DNA like a memory card?

A newly created volcano is an example of which type of landform? A. primary B. secondary C. tertiary D. Volcanoes are not landforms.

In terms of probability, a(n) ________________ is any process with uncertain results that can be repeated.

what present day technology is most likely a forerunner to the science fiction robot? A.The nuclear reactor B. the printing press C. the military drone D. he

what is the meaning of justice

How is a compound sentence formed? A. By joining a dependent and independent clause with a conjunction B. By joining two simple sentences with a comma and a c

Miguel is a hardworking boy around the age of seventeen. He is originally from Mexico and has been living in the United States for four years. He is able to und

What numbers can give me 8 when added and 30 when multiplied

The word her in the sentence above acts as a pronoun and an

Ammonia, NH3, can be classified as a base because in a chemical reaction with an acid, ammonia will (1 point)produce hydroxide ions in solution. produce hydroni