click below
click below
Normal Size Small Size show me how
15 ques. mixtures
15 questions about mixtures
Question | Answer |
---|---|
what is a colloid? | A colloid is a mixture in which the particles are dispersed throughout but are not heavy enough to settle out. |
what is the difference between homogeneous and heterogeneous mixtures? | Homogeneous mixtures has the same uniform appearance throughout while heterogeneous mixtures are made of different substances that remain physically separate. |
Is pizza a heterogeneous or homogeneous mixture? | Pizza is heterogeneous because the parts of the pizza stay physically separate. |
What is a mixture? | A mixture is a combination of two or more substances that are not chemically combined. |
What is a solution? | A solution is a mixture that appears to be a single substance. A solution is composed of particles of two or more substances that are distributed evenly among each other. |
What is a solute? | The solute is the substance that is dissolved. |
What is a solvent? | The solvent is the substance in which the solute is dissolved. |
Are mixtures physically or chemically combined? | Mixtures are physically combined, and compounds are chemically combined. |
What are mixtures made of? | Mixtures are made of compounds elements or both. |
Is salt water a homogeneous or heterogeneous mixture? Why? | Salt water is a homogeneous mixture because the sodium chloride particles dissolved giving off the appearance of a single product. |
What is a suspension | A suspension is a heterogeneous mixture in which solute-like particles settle out of a solvent-like phase some time after their introduction. |
Do mixtures have a specific ratio of components? | Mixtures are formed using any ratio of components. |
What are compounds made of? | Compounds are made up of elements. |
What type of mixture is a snow globe? | A snow globe is a suspension mixture because when you shake it the snow is everywhere and over time it settles down. |
If you have pieces of metal mixed in with sand, how can you separate them? | You can use a magnet to separate the metal and the sand. |