Given the reaction: 4Al + 3O2= 2AL2O3 How many moles of aluminum oxide, Al2O3, can you produce if you have 2 moles of Al

What metric units would you use to measure the thickness of a key

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?