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Neomycin, amino glycoside antibiotic cream contains 300 mg of neomycin sulphate the active ingredient in 30 g of oinment base.

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Neomycin, amino glycoside antibiotic cream contains 300 mg of neomycin sulphate the active ingredient in 30 g of oinment base. The mass percentage of neomycin is ....

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Answer: 1%

The mass percentage of neomycin = ((Mass of neomycin sulphate) / (Mass of solution in g)) x 100

\(=\frac{0.3g}{30g}\times100\) = 1%

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