A volume of 3 dm3 of nitrogen is mixed with a volume of 2 dm3 of oxygen, with both at the same pressure of l01.3 mmHg. What is the partial pressure of each gas in the mixture?

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !