WKBK 8.5

Chemical equation is a way to show a chemical reaction using?

• Words and symbols

• Words instead symbols

• Symbols instead of words

• Not symbols or words

Tags

NGSS.MS-PS1-5

Carbon Dioxide is CO2, How many Carbon atoms are in Carbon Dioxide?

• 2

• 1

• 3

• 0

Tags

NGSS.MS-PS1-1

What is NH3 the formula for?

• Ammonia

• Nitrogen

• Hydrogen

• Propane

Tags

NGSS.MS-PS1-1

What is the reactant in the following equation?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-5

In a chemical reaction, all of the atoms present at the start of the reaction are present at the end of the reaction PROVES.....

• Law of Conservation of Mass

• Open System

• Destroying Mass

• Creating New Mass

Tags

NGSS.MS-PS1-5

True or False in an Open System matter does not enter or leave.

• True

• False

What is the number placed in front of a chemical formulas in an equation?

• Reactant

• Coefficient

• Subscript

• Product

Is this a balanced or unbalance equation?

• Balanced

• Unbalance

Tags

NGSS.MS-PS1-5

How many Carbon Atoms are in the product?

• 1

• 2

• 4

• 0

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How many Nitrogen Atoms are there in the product of the following equation?

• 2

• 12

• 6

• 1

Tags

NGSS.MS-PS1-1