V1/T1=V2/T2
524 cm^3/491 K =V2/297K
V2=(524 cm^3*297K)/491 K= 317K
<span>c.
reactivity
this is a physical property depends on how reactive something is</span>
Ionization energy is directly proportional to elements location on the periodic table
I believe that the answer to the question provided above is that <span>they formed two very different hypotheses since it is what they saw according to what they knew. Also hypothesis is just an intelligent guess.</span>
Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.
