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Pure Substances and Mixtures
Question | Answer |
---|---|
What is a pure substance? | A Pure substance matter that contains only one kind of particle. |
What are examples of some pure substances? | Some examples are: White table sugar,Table salt,Distilled water,Aluminum foil. |
What makes a substance pure? | A pure substance is a substance made of one type of particle. |
What is the difference between distilled and tap water? | Tap water is not a pure substance. Tap water has other particles in it. Some of these substances come from the pipes.Distilled water does not have these other substances. |
What is a Mixture? | A mixture matter that contains two or more pure substances mixed together. |
What makes a substance a mixture? | A mixture is a substance that are made by many different particles.A mixture is made of two or more pure substances mixed together. |
What is an example of a mixture? | Cow milks is an example of a mixture. |
What are some substances in cows milk? | Some of the substances in cows milk is: Water,Lactose,Fat,Protein,Minerals and Vitamins. |
How does a pure substance become a mixture? | You have to combine both pure substances. |
What are some examples of familiar mixtures? | Some of examples are: Steel,Batteries,Juice,Air,Concrete. |
What is a warning about mixtures that people should know? | Mixtures can contain pure substances that are dangerous. |
What are the two names of pure substances that are dangerous and in batteries and certain light bulbs? | The two names of the dangerous pure substances are mercury and lead. |
What is important when disposing pure substances? | You must separate and recycle these dangerous parts. |
Where should you take these dangerous parts? | You would have to take them to a special recycling stations. |
How does Knowing about pure substances and mixtures help you in the future? | Knowing about pure substances and mixtures will help you dispose of chemicals properly. |