SPS6B

if the pH level is between 8 and 14 it is

• acidic

• soluble

• basic

• neutral

if the pH level is 7 it is

• basic

• acidic

• soluble

• neutral

If baking soda has a pH of 9 it would be

• basic

• acidic

• neutral

• soluble

what would water be on the pH scale

• acidic

• basic

• soluble

• neutral

Always starts with a Hydrocarbon that reacts with oxygen and produces carbon dioxide and water. 

• Decomposition

• Synthesis

• Combustion

• Single Replacement

Tags

NGSS.MS-PS1-5

Balance this equation...

Sb₂S₃ + O₂ --> Sb + SO₂

• It is balanced

• Sb₂S₃ + 3O₂ --> 2Sb + 3SO₂

• Sb₂S₃ + O₂ --> 2Sb + SO₂

• What is Sb?

Tags

NGSS.MS-PS1-5

Which of the following shows the correct way to balance the chemical equation?
Fe + O₂ -> Fe₂O₃

• 4Fe + 3O₂ -> 2Fe₂O₃

• 2 Fe + 3O₂ -> Fe₂O₆

• 4 Fe + O₆ -> 2Fe₂O₃

• None of the options are correctly balanced.

Tags

NGSS.MS-PS1-5

A chemical change is different than a physical change because in a chemical change

• chemicals are used

• molecules do not physically touch

• a new substance is formed and in a physical no new substance is formed

• the change can be seen but in a physical change it cannot

Solutions that have more OH– ions than H+ ions are

• acids

• bases

• enzymes

• neutral

Which of these pH values represent an acid?

• 4

• 8

• 10

• 12