Classify following as Pure Substances and Mixtures: Air,Glucose, Gold,

1.	Classify following as Pure Substances and Mixtures: Air,Glucose, Gold,Sodium and Milk.
Answer» Gold will go under mixture because Gold is always present in alloy with Silver or Copper because pure gold is very soft. milk is also a mixture Pure substance - gold, sodium,milkMixture -air,glucose

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