Calculate the number of moles of Al2O3 that are produced when 1.2 mol of FeO is used in the following reaction. 2Al(s) + 3FeO(s) -> 3Fe(s) + Al2O3(s)
A.
3.6 mol Al2O3
B.
3.6 mol Fe
C.
0.40 mol Fe
D.
0.40 mol Al2O3
E.
0.60 mol Al2O3
F.
2.4 mol Al2O3

150.0 grams of asf3 were reacted with 180.0 g of ccl4 to produce ascl3 and ccl2f2. if the actual yield of ccl2f2 was 127 g, what is the percent yield?

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.