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chemistry
Science CPT unit 1
Question | Answer |
---|---|
What two categories can matter be broken up into? | mixtures and pure substances |
What are two types of mixtures? | Heterogeneous and homogeneous |
What are pure substances? | Particles that make up a substance that are all the same |
What is density? | Measures the mass of a substance relative to it's volume |
What does the Co-efficient indicate? | Indicates the number of molecules |
What does the Sub-script indicate? | Indicates the amount of atoms |
Which chemical property produces a solid when mixing two substances? | precipitate |
Which physical property has the ability to to form metal wires? | ductility |
What are the chemical properties? | light produced combustion, color change, gas produced, precipitate |
What is the first statment of the particle theory of matter? | all matter is made up of tiny particles called atoms |