Chemical Properties Answers

Hydrogen is the least dense of all elements.

Which of these is a chemical property of aluminum?

Determine which type of property each statement describes by typing “physical” or “chemical” in the blank. Hydrogen is a colorless, tasteless, and odorless gas. Hydrogen is very combustible in the presence of oxygen. Hydrogen is very reactive with most elements. Hydrogen is the least dense of all elements.

Which of these are physical changes in matter? Check all that apply.boiling watera pencil being sharpenedexploding dynamitefreezing waterrotting cheese

Which items can be classified as matter? Check all that apply.a penciloxygenan ideaa horsea dream

Eliana cuts a watermelon into several slices. Which statement best describes the physical change?

Which descriptions did you include in your response? Check all that apply.

Ming drives across Arizona in the middle of July. She drives for two hours in the hot, desert sun before stopping for some snacks. Which statement describes the condition of the tires on Ming’s car when she stops?

The volume of gas inside the syringe and the pressure .

On a hot summer day, Marcello purchases balloons for his mother’s birthday. He leaves the balloons in his car while he goes into the grocery store. When he returns to his car, Marcello is surprised to discover that the balloons have burst. Why did the balloons burst?

The volume of gas inside the syringe and the pressure .

What universal theme does this passage show?

What evidence supports the idea that Antigone represents a tragic heroine? Check all that apply.