First partial recap Quim1

The following are pure substances, EXCEPT

• Copper

• Gold

• Carbon Dioxide

• Milk

Ice can float on water

• Physical property

• Physical change

• Chemical propety

• Chemical change

Water react with Oxides and make Hydroxides

• Chemical property

• Physical change

• Physical property

• Chemical change

Muriatic acid is added to a clogged pipe and the waste "disappears"

• Chemical change

• Physical property

• Physical change

• Chemical property

Liquids have a _______________________________ volume

• Constant

• Easy to compress

• Variable

State of matter with the highest kinetic energy

• Gas

• Liquid

• Solid

Separation method of a liquid and a soluble solid (can be several options)

• Evaporation

• Distillation

• Filtration

• Magnetization

Easy to compress state of matter

• Gas

• Líquid

• Sólid

Electric conductivity of copper is an _________________________________ physical property.

• Intensive

• Extensive

The weight of an object is an ___________________________physical property

• Extensive

• Intensive

• Mass