What type of chemical reaction is this? What big number go in the blank to balance the equation?

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

If maltose undergoes hydrolysis what subunits does it results to?