Multiple ChoiceA sample of an ideal gas has a pressure of 2.00 atm and a volume of 5.00 L at point A. If the amount of gas is 0.500 mol, what is the temperature of the gas (in kelvin) at point A? (R = 0.0821 L·atm·mol^{-1}·K^{-1})
Multiple ChoiceThe temperature of a room is 19.1 °C. What is this temperature expressed in Kelvin (K)?
Multiple ChoiceIn an experiment to study the effect of temperature on the solubility of sugar in water, which of the following correctly identifies the independent and dependent variables?