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Chemical Reactions

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    Chemical Reactions - 5th Grade
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  • What can you do to a saturated solution to make it unsaturated?
    dump out the solvent
    add more solute
    you can't make it unsaturated
    add more solvent
  •  15
  • When there is so much solute that it no longer dissolves into the solvent we call this...
    dilute
    dense
    saturated
    a mixture
  •  15
  • I tested an unknown substance and corn starch with a few test liquids. The unknown reacted to the test liquids in a different way than the corn starch. What does this mean?
    This doesn't tell us anything
    The unknown is NOT corn starch
    The unknown IS corn starch
    You need to test with more liquids to draw a conclusion
  •  20
  • A special type of mixture that has a solute dissolved into a solvent...
    solution
    chemical reaction
    mixture
    precipitate
  •  20
  • A substance that changes color when exposed to certain substances. Scientists use this to tell if a substance is an acid or a base.
    pH indicator
    iodine
    water
    vinegar
  •  15
  • How much matter is in an object
    volume
    weight
    grams
    mass
  •  10
  • How much space a solid, liquid, or gas takes up
    grams
    mass
    volume
    matter
  •  10
  • The state of matter that is shapeless, transparent, and expands to fill any closed container it is in is...
    liquid
    gas
    solid
    Oobleck
  •  15
  • A state of matter that flows freely and takes the shape of its container is...
    Oobleck
    gas
    solid
    liquid
  •  15
  • A state of matter that holds its own shape and always takes up the same amount of space is...
    solid
    Oobleck
    gas
    liquid
  •  10
  • The words used to describe something...
    mass
    volume
    measurements
    properties
  •  5
  • Anything that has mass and takes up space is...
    density
    matter
    volume
    weight
  •  20
  • When you mix up a solution and a NEW solid forms, the solid is called a...
    solvent
    precipitate
    reactant
    solution
  •  25
  • The process in which chemicals change to make one or more new substances that have different properties from the original ones
    condensation
    evaporation
    chemical reaction
    physical change
  •  25
  • What do you call the substances that you mix together in order to create a chemical reaction?
    solvents
    products
    solutes
    reactants
  •  10
  • What do you call the new materials that are present at the END of a chemical reaction?
    solutes
    products
    solvents
    reactants
  •  15