Alondra1393go Alondra1393go Mathematics Answered A 78 gram sample of Uranium loses half of its mass each year. What is the Exponential equation??A.[tex]y = 78(1.5) {}^{x} [/tex]B.[tex]y = 78(0.5) {}^{x} [/tex]C. [tex]y = 78(2) {}^{x} [/tex]