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What is a mixture BBC Bitesize GCSE?
a mixture consists of two or more different substances, not chemically joined together.
What is a mixture in chemistry GCSE?
A mixture is made from different substances that are not chemically joined. For example, powdered iron and powdered sulfur mixed together makes a mixture of iron and sulfur.
What is the difference between a mixture and a compound BBC Bitesize?
Different types of chemical substance A compound contains two or more elements chemically joined together. A mixture contains two or more different substances that are not chemically joined together. The different substances in a mixture can be elements and/or compounds.
What’s a mixture in science?
A mixture is the physical combination of two or more substances in which the identities are retained and are mixed in the form of solutions, suspensions and colloids.
Is oxygen a mixture?
*Note: pure oxygen gas consists of molecules but it is still considered an element, rather than a compound, as the molecules are made up of a single type of element….Pure Substances.
| Pure Substance | Element or Compound? | Consists of: |
|---|---|---|
| Ammonia (NH3) | compound | ammonia molecules |
Can a mixture be pure?
If it is pure, the substance is either an element or a compound. If a substance is not chemically pure, it is either a heterogeneous mixture or a homogeneous mixture. If its composition is uniform throughout, it is a homogeneous mixture.
Is egg a mixture?
Egg is a mixture as it contains different components which do not have a fixed ratio.
What is a compound in chemistry BBC Bitesize?
What is a compound in chemistry BBC Bitesize? A compound contains two or more elements chemically joined together. A mixture contains two or more different substances that are not chemically joined together. The different substances in a mixture can be elements and/or compounds.
Are there any KS3 elements in BBC Bitesize?
BBC Bitesize KS3 Elements, Compounds & Mixtures BBC18LS08 – YouTube 8. BBC Bitesize KS3 Elements, Compounds & Mixtures BBC18LS08
Which is the best example of a mixture?
Mixtures A mixture is made from different substances that are not chemically joined. For example, powdered iron and powdered sulfur mixed together makes a mixture of iron and sulfur.
How are mixtures separated from each other in chemistry?
Mixtures. A mixture is made from different substances that are not chemically joined. For example, powdered iron and powdered sulfur mixed together make a mixture of iron and sulfur. They can be separated from each other without a chemical reaction, in the way that different coloured sweets can be picked out from a mixed packet …