Chemical Properties

The texture of a piece of chocolate.

Which of these choices is an example of a physical property? the tarnishing of silverware the texture of a piece of chocolate the effect of acid rain on automobiles the burning of gasoline in a car engine

density

Which of these properties is the same for the water in both beakers? Question options: mass weight density volume

flammability

Which of these choices is a physical property that does not change when the size of the sample changes? mass volume density flammability

False

A chemical property can be observed without changing the identity of the substance.

True

A physical property is a characteristic that can be observed without changing the substance into another substance.

The nails are orangey-brown in color. They're also uniform in size and shape. They are coated in rust.

Examine the picture of nails. List two physical properties and one chemical property.

The object reacts with acid to form water.

Which of these statements describes a chemical property of an object? The object is white in color. The object's density is 2.11 g/cm3. The object has a powdery texture. The object reacts with acid to form water.

ductile

able to be drawn out into a thin wire

malleable

able to be pounded out without breaking or cracking

flammability

able to burn

viscosity

how much a substance resists flowing

freezing point

temperature where a liquid changes to a solid

boiling point

temperature where a solid changes to a liquid

melting point

temperature where a solid changes to a liquid