Chemical Reactions and Balancing

Which side of the chemical equation is the product?

• Right

• Left

• Middle

• Bottom

Which side of the chemical reaction is the reactant?

• Left

• Right

• Top

• Coefficient

What word do we use to represent the arrow in a chemical equation?

• Product

• Pointer

• Yields

• equals

What is the "Law of Conservation of Mass"?

• Mass cannot be created or destroyed

• Mass is messy

• There is no Mass

• Mass is measured in liters

What is the law of conservation of energy?

• Energy cannot be created or destroyed, but only changed from one form into another or transferred from one object to another.

• Energy can be created and destroyed, never changes form.

• Energy cannot be transferred from one object to another. Energy is only able to move in a straight line.

• Energy is bought at the grocery store.

What is the first step in balancing an equation?

• Freak out

• Get a scale

• Write out the equation

• circle every letter

What is a chemical reaction?

• Being shocked by a chemical, and then finding it on the periodic table.

• Developing a rash

• How many chemicals are in a compound

• The Process in which reactants go through a change to produce products or a different substance.

How do we know a chemical reaction has occurred?

• It explodes every time

• A new substance is produced

• It becomes edible

• The substance changes shape.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What do you change when balancing equations?

• subscript

• coefficient

• Element

What unit of measurement do you use for mass?

• Liters

• meters

• grams

• feet