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When some physical properties change, but nothing new is created.
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
If Mr. Ostendorf makes Kool Aid using water and Kool Aid powder, what part is the powder?
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
This is a mixture in which the particles are evenly spread throughout.
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
What is the difference between a chemical and physical change?
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
The middle of the atom is called...
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
Why is the water on the evaporation tray an open system?
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
The Law of Conservation of Mass says...
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
Which of the following is an open system?
matter can change but the amount of mass stays the same
a chemical change creates a new substance and physical doesn't
physical change
solute
solution
water on an evaporation tray
matter and energy can go in and out
nucleus
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