Answer:
9/5
Explanation:
original fraction : x/y
new fraction = .9x/(.5y)
= 9x/5y
(9x/5y) / (x/y)
= 9x/5y * y/x
= 9/5
= 1.8
so it increased by 80%
e.g suppose we had 100/200 or 1/2
new fraction = 90/100 or 9/10
new ratio = (9/10) / (1/2)
= 9/5
True. Mental health should be factored into any quality of life
Based on Table S, the atom of element that has the strongest attraction for electrons in a chemical bond from the options is Chlorine.
<h3>What is Electronegativity?</h3>
Electronegativity can be regarded as the tendency that is been associated to an atom for attraction of electrons to itself.
However, Fluorine is considered as the most electronegative element but based on Table S, Chlorine has the strongest attraction for electrons in a chemical bond .
THESE ARE THE OPTIONS
1 aluminum
2 chlorine
3 magnesium
4 sulfur
Learn more about Electronegativity at;
brainly.com/question/21636614