How many grams of aluminum are required to react with 5.50 moles of iron III oxide? Fe2O3 (aq) + 2 Al (s) → 2 Fe (s) + Al2O3 (aq)

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k

What type of reaction fuels the processes seen here?

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice