Question 1 of 10 2 points a species has homologous chromosomes. what does this say about the species? o a. it has alleles that control certain traits. o b. it has pairs of matching chromosomes. o c. it is a eukaryote and a haploid species. o d. it has dna that is made up of genes.

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

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.