Additional evidence of an exothermic reaction is sound
O light
O both sound and light
O neither sound nor light

Why does his teacher ask him to balance the equation by including the correct coefficient

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Draw the lewis dot structure for each of the following polyatomic ions