Juan fills two separate beakers with boiling water. The first beaker holds 500 mL. The second beaker only holds 75 mL. Juan then measures the temperature of both beakers and calculates how long it takes the water in each beaker to reach room temperature. Which of the following is true?

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

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?

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next