The mass of a mole of a substance can be found using the of the substance.

I'm sorry i cant you if you don't list the elements : (

Molarity is moles of solute over liters of solution. idk if that is what you are talking about, but you can convert moles of solute to grams of solute using dimensional analyzes by using molar mass found on the periodic table.

Answeropposite;

Ahigh energy (high speed) particle (alpha or beta or neutron) are shot at the target;