3 The blue colour changes to brown on standing 4 In

Last updated: 7/3/2023

3 The blue colour changes to brown on standing 4 In concentrated solution blue colour changes to bronze and becomes diamagnetic One mole of ethanol is produced reacting graphite H and O together The standard enthalpy formation is 277 7kJmol Calculate the standard enthalpy of the reaction when 4 moles of graph is involved 1 277 7kJ mol 2 555 4kJ mol 3 138 85kJ mol 4 69 42kJ mol