If 5.5L of gas at 78 C were cooled to 15 C what would the resulting volume be?

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

How have the greenhouse gasses increased from the year 2000 to 2018

Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2