It might change because of the amout of rain that fell in the year and the melting of ice which allows the water amount to increase
I believe the correct term that would fit the statement would be greater than. In a spontaneous fusion reaction, the total mass of the products is greater than the mass of the original elements. This nuclear reaction involves at least two nuclei that fuses to form one nuclei having larger mass than that of the reactant.
Answer:
Rareness, the others describe what the gold is and its properties.