When 0.42 g of a gaseous hydrocarbon A is slowly passed over a large quantity of heated copper (II) oxide, CuO, A is completely oxidised. the product are collected and it is found that 1.32 g if H2O are formed. copper is the only other product of the reaction.
Find the empirical formula of this reaction!​

What human activity increases beach erosion?

‘which reaction would most likely require the use of an inert electrode?

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.