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slega [8]
2 years ago
5

The number of cobalt atoms in 0.00103 mole of cobalt​

Chemistry
1 answer:
Advocard [28]2 years ago
8 0
It’s is 2.75 g of cobalt
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Phenol is an active ingredient in some oral anesthetics used in sore throat sprays.It is used as anesthetics to cure minor sour throat pain , minor mouth irritations etc.

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Phenol has a molecular formula of C_6H_5OH

Molecular mass of the phenol = 6(mass of carbon)+5(mass of hydrogen)+1(mass of oxygen)+1(mass of hydrogen) = 6(12)+5(1)+1(16)+(1) = 94 g/mol

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