Answer:
B
Explanation:
Acid rain
damaging a marble statue or anything else
is a physical change. <3
Delta S reaction= Delta S products- Delta S reactants
don't forget to mulitiply by coefficients
also
here is a really slow way to do it
you know the moles of gas increased
so Delta S is positive
so its B or D
then just do the units digit to see which one match up
Answer:
I think its 1.2 cause I divided 15.5 with 12 and got 1.2 as an answer