1. (Physical or Chemical) properties describe matter. 2. (Physical or Chemical) properties of a substance can be easily observed.
3. One can use their five senses to determine the (Physical or Chemical) properties of a substance.
4. (Physical or Chemical) properties usually describe how a substance reacts. 5. (Physical or Chemical) properties are not as easy to observe.
6. (Physical or Chemical) properties can be used to identify substances.

Explanation:

2. Chemical

3. Physical

5. Chemical

I think that's it

Hope it helps :)

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

sorry i was late, but i don't know what assignment your talking about, i'm in flvs as well, im in earth space science. but u are behind pace bc every class should be in the 3's or 4'