PS CH6 Quiz

What is a Chemical Reaction?

• A change in global or regional climate patterns.

• A substance made by mixing other substances together.

• Elements are combined or rearranged

• Changes affecting the form of a chemical substance.

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-1

NGSS.MS-PS1-2

What is a mixture?

• It breaks apart

• A combination of substances in which no reaction takes place.

• Elements are combined or rearranged

• Do separate easily

What is a solute?

• a substance whose particles are dissolved in a solution

• substance in which a solution dissolves

What does dissolve mean???

• To mix together by breaking apart

• To come together in chunks

• A substance that comes together

• When a mixture keeps both elements intact

  
  

Tags

NGSS.MS-PS1-4

What is a SOLUTION?

• To break apart

• Its a solid that is formed and usually sinks to the bottom of a solution

• A mixture in which one substance is dissolved in another.

• It's not any of them.

What is a solvent?

• It's to keep the number of atoms the same on both sides of the equation.

• A substance capable of dissolving one or more other substances.

• When a mixture keeps both elements intact

  
  

• It's when matter cannot be created or destroyed

What is the law of conservation of matter?

• everything must be destroyed

• It when matter is created

• Humans are the top predators on the top of the food chain

• Matter cannot be created or destroyed in chemical changes

Tags

NGSS.MS-PS1-5

What is the product?

• The substance that is altered in a chemical reaction

• The substance that partakes chemical breaking of bonds

• It's what you start off with in a chemical equation

• A substance that is formed in a chemical reaction.

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Which one is Decomposition?

• H₂O -> H_{2 +} O₂

• Fe + CuCl2 -> Cu + FeCl₂

• C + O2 -> CO₂

• Fe + O₂ -> Fe₂O₂

Which one is Decomposition?

• CH₄ + 2O₂ → Co_{2 +} 2H₂O

• 2H₂O₂ → 2H₂O + O₂