6. . 3/6 points ! 14P Notes Ask Your Teaci A tank contains 11.7 g of chlorine ga

Question

6. . 3/6 points ! 14P Notes Ask Your Teaci A tank contains 11.7 g of chlorine gas (Cl2) at a temperature of 84 °C and an absolute pressure of 5.88 x 105 Pa. The mass per mole of Ch ls 70.9 g/mol. (Use the exact values you enter in previous answer(s) to make later calculation(s).) (a) Determine the volume of the tank. 0 00084 (b) Later, the temperature of the tank has dropped to 32 °C and, due to a leak, the pressure has dropped to 3.62 x 10S Pa. How many grams of chlorine gas have leaked out of the tank? 327 g

Explanation / Answer

B) 3.62 x 10^ 5 * 8.4 x 10^-4 = 8.314 * n * 305

n = 0.12

chlorine escaped = (0.155 - 0.12 ) x 71 = 2.485 grams

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