The block of aluminum shown above has a height of 4.Omm, a width of 6.0mm and a depth of 1.8mmm. If its mass is 116.64 mg, what is its
density in g/cm3? (give answer in 2 significant figures)
g/cm3

air quality

poor drinking water

and heavy polution

can lead to poor health

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance