Lon-Capa. 4 th HW assignment due Friday, 10/10, 5 pm. It is open now. 3 rd Quiz due Sunday, 10/12 by 10 pm. It will open Friday, 10/10 at 5 pm. Clicker Question. The following chemical reaction is exothermic: A 2 + B 2 2AB. This means: more stable higher average bond energies
The following chemical reaction is exothermic: A2 + B2 2AB. This means:
more stable higher average bond energies
a) Reactants Reactants
b) Reactants Products
c) Products Products
d) Products Reactants
e) I do not know.
You drop 50.0 g of 100.0C metal into 100.0 g of 22.0C water. The final temperature of the water is 29.5C. Identify the metal.
c(water) = 4.18 J/g C
a) aluminum (c=0.89J/gC)
b) iron (c=0.45J/gC)
c) copper (c=0.20J/gC)
d) lead (c=0.14J/gC)
e) I do not know how to do this.