What mass of benzene must be burned in order to liberate 1.00x10^4 kJ of heat

Connect the whole numbers on the periodic table to indicate what they represent?

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution

When a wire with a current is placed in a magnetic field, electrical energy is transformed into mechanical energy select the best answer from the choices provided t f