Chemistry, 27.11.2020 15:40 gabyzermeno16
Write TRUE if the statement is correct and FALSE if the statement is wrong.
___1.Heat depends only on how fast molecules vibrate. ___2.Joule is a unit of heat energy
___3.We measure temperature with a thermometer
___4.The faster molecules vibrate; the more heat they give off.
___5.Temperature measures the average kinetic energy per molecule.
Answers: 1
Chemistry, 22.06.2019 03:30
Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 2
Chemistry, 22.06.2019 05:00
Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted
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The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
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Chemistry, 22.06.2019 19:00
A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.
Answers: 1
Write TRUE if the statement is correct and FALSE if the statement is wrong.
___1.Heat depends only...
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