What is the chemical formula for Magnesium and Phosphorus as a compound? 1- Mg2 P5
2- Mg2 P3
3- Mg3 P2
4- Mg5 P3

What is a metal replacement reaction

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.