What are the alkali metals? A. Elements with eight valence electrons
B. Group 18 on the periodic table
C. The second group on the periodic table
D. The first group on the periodic table

How many grams of aluminum will there be in 98g of al2o3?

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

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.