B. Because of the presence of hydrogen sulphide in Brass, it combines with oxygen in air and form water, evaporates. So remained sulphide is colourless in air .So Brass gets discoloured in the air.

5 0

3 years ago

[Intro: Chief Keef]

Igoryamba

Answer:

who is joe?

Explanation:

joe nuts

6 0

3 years ago

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Please help i’ll rate you brainliest

alexdok [17]

Answer:

B. Amplitude: 30cm; wavelength: 110cm

6 0

3 years ago

How many phosphorous atoms are found in three molecules of magnesium phosphate, 3Mg3(PO4)2

irakobra [83]

6, because SCIENCE :D

6 0

3 years ago

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