BJU Science Chemistry

is how easily a substance will burn

• Flammability

• Malleability

• Magnetism

• Heat of Combustion

• Hazard/ Toxicity

• Boiling Point

is how easily a substance will burn

• Flammability

• Malleability

• Magnetism

• Heat of Combustion

• Hazard/ Toxicity

• Boiling Point

Which of the following is a chemical property of a substance?

• Density

• Color

• Flammability

• Shape

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which element is represented by the symbol 'Na'?

• Nitrogen

• Sodium

• Neon

• Nickel

What is the pH level of a neutral solution?

• 0

• 7

• 14

• 10

Which of the following is an example of a physical change?

• Burning wood

• Rusting iron

• Melting ice

• Baking a cake

Tags

NGSS.MS-PS1-4

What is the main gas found in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

Which law states that mass is neither created nor destroyed in a chemical reaction?

• Law of Conservation of Mass

• Law of Definite Proportions

• Law of Multiple Proportions

• Law of Conservation of Energy

Tags

NGSS.MS-PS1-5

What is the atomic number of carbon?

• 6

• 12

• 14

• 8