Pure substance
Limestone consists of more than one element\substance. Its composed of calcium, carbon and water.
Limestone is a mixture, because it is not a element; but its elements that makes up limestone. So it's all these chemicals that creates limestone.
Pure substance
Pure substance.
Just like granite, marble is a mixture. However, unlike granite, marble is typically more than 90% calcium carbonate, so it might count as a pure substance. Marble is a type of limestone, so is a mixture.
Soda water is a mixture not a pure substance
It is a mixture of compounds.
Toluene is a compound. not a mixture
mixture
pure substance?
Pure substance.
No, it is a mixture; rarely a drug is a pure substance.
Just like granite, marble is a mixture. However, unlike granite, marble is typically more than 90% calcium carbonate, so it might count as a pure substance. Marble is a type of limestone, so is a mixture.
No a mixture is by definition not a pure substance.
It is a mixture of substances
pure substance
pure substance, propanone
rice pudding a pure substance or a mixture and is it a homogenous or heterogenous
pure substance
Pure Substance