How is stoichiometry used to calculate energy absorbed when a mass of liquid boils?

If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g

If there is any 12 to 14 girls that need a boyfriend just follow me and let me know

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done