gursirat saw a copper vesse is exposed to moist air in her house for long time due to moisture is acquires a green coating can you tell this coating is a mixture of two chemical substance
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Answer:The wavelength of light is 5000 A0. Express it in: a. nanometre b. metre
Explanation:The wavelength of light is 5000 A0. Express it in: a. nanometre b. metre......................................................................................................................
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