WHAT DOES BR NUMBER HK MEAN?

What Does br number hk Mean?

Absolutely free bromine is usually a reddish brown liquid by having an considerable vapor tension at area temperature. Bromine vapor is amber in colour. Bromine provides a pungent odor which is annoying to your skin, eyes, and respiratory method.org/training. Up coming time on Chemistry in its element Nobel prize winning chemist Kary Mullis describ

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