Methane is a pure substance.
pure substance?
No, it is a mixture; rarely a drug is a pure substance.
pure substance
Neither, its a pure substance
Pure
It depends. You can have a gaseous mixture such as air, which would be a homogeneous mixture. But a single gas such as oxygen or methane would be a pure substance.
pure substance?
No, it is a mixture; rarely a drug is a pure substance.
No a mixture is by definition not a pure substance.
pure substance
It is a mixture of substances
pure substance, propanone
rice pudding a pure substance or a mixture and is it a homogenous or heterogenous
pure substance
pure substance
Pure Substance
Pure substance; it is one form of pure carbon.