Find H for the reaction C3H8(g) + 5 O2(g) 3 CO2(g) + 4 H2O(l). H = -2046 kJ for the reaction: C3H8(g) + 5 O2(g) 3 CO2(g) + 4 H2O(g), and the heat of vaporization of water is 44.0 kJ/mol.
Note that H2O is a liquid in the first reaction and a gas in the second. A) -2222 kJ
B) -2090 kJ
C) -2002 kJ
D) -1870 kJ
Question 2
What volume (mL) of a concentrated solution of magnesium chloride (9.00 M) must be diluted to 350. mL to make a 2.75 M solution of magnesium chloride?
A) 2.75
B) 50.0
C) 45.0
D) 107
E) 350