How many grams are in 44.8 Liters of Nitrogen gas, N2?
A) 56g
B) 27g
C) 36g
D) 112g

Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

Modern weaponry has increased the number of deaths in wars and violent conflicts.

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?