4 Al + 3 02 -> 2 Al2O3 How much aluminum would be needed to completely react with 45 grams of O2? ​

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp

Will mark brainliest how many electrons can be held in the energy level n = 4?