The sun is located at 1 astronomical unit from Earth. How far is the next closest star to Earth? A. It is about twice as far from earth as the sun.
B. It is about 100 times as far from earth as the sun.
C. It is about the same distance from Earth as the
sun.
D. It is many thousands of times as far from the Earth as the sun.

d

Explanation:

sun 109 million miles

2 star trillion of miles

answer:

the reaction is type of combination reaction.

explanation:

on the product side, there are 2 molecules of bonded to fe   which means one atom of fe are combined two molecules of . so, balanced chemical equation becomes :

this reaction follows the reaction type of combination reaction. a combination reaction is defined as chemical reaction in which reactants combines together to form a single product.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a