An arctic weather balloon is filled with 17.9 L of helium gas inside a prep shed. The temperature inside the shed is 13. °C. The balloon is then taken outside, where the temperature is 4. °C. Calculate the new volume of the balloon.
You may assume the pressure on the balloon stays constant at exactly
atm. Be sure your answer has the correct number of significant digits.

*tilts head* sounds more like a statement

answer: lol

explanation:

lol

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

the formula mass of a molecule or a compound is the sum of the atomic weights of the atoms in its empirical formula

(that's what i know about formula mass)