Electrons in an excited state are more likely to enter into chemical reactions.
a. true
b. false

False

Explanation:

The electrons  are excited because:

1.- They posses more energy than the basal form, but this doesn´t mean that they can easily react, remember, the electrons are the outside part of an atom.

2.-  By the time, this electrons are loosing their energy, that mean that they return to the basal form.

the solar system used to have much dust particles option no d

the answer is 303.15 or 303