Which statement is not true? *
O
Bases have a pH lower than 7
Acids release H+
O
bases release OH-ions
O
Lemon juice is acid

V1t2 = v2t1 is an expression of who’s law

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.

Who discovered a pattern to the elements in 1869?