If 5 moles of Al2O3 are formed in the reaction 4 Al + 3 O2 ---> 2 Al2O3 How many moles of Aluminum (Al) & How many moles of Oxygen (O2) are consumed in the reaction??

6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction

What will most likely happen when two bromine atoms bond together?

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this