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+//Chapter 2: Spectroscopy and Photochemistry
+//Problem: 2
+clc;
+
+//Declaration of Constants
+Na = 6.022 * 10 ** 23           // Mole constant,per mol
+pi = 3.141                      // Pi
+c = 3 * 10 ** 10                // Speed of light,in cm/s
+h = 6.626 * 10 ** -34           // Plank's constant,in J.sec
+
+//Declaration of Variables
+b_l = 112.81 * 10 ** -12        // Equillibrium bond length,in m
+m1 = 12                         // Mass of Carbon,in g per mol
+m2 = 16                         // Mass of Oxygen,in g per mol
+
+// Solution
+mu = m1 * m2 / ((m1 + m2) * Na)  //in g
+mu = mu * 10 ** -3                   //in kg
+
+B = h / (8 * pi ** 2 * mu * b_l ** 2 * c)
+v2_3 = B * 6
+
+mprintf("The reduced mass of CO is %.3e kg\n",mu)
+mprintf(" The frequency of 3->2 transition is %.2f /cm",v2_3)