Vocabulary
An endothermic reaction means
What is heat is leaving/being released from the system?
To change the state of matter, the particles must
What is speed up or slow down?
The point at which all three states of matter exist on a temperature vs energy graph
What is the triple point?
q stands for
What is the amount of heat/energy absorbed or released in a system?
What is add 273?
The amount of disorder/randomness in a system
What is entropy?
The state of matter with indefinite shape and definite volume
What is a liquid?
The horizontal/flat lines on an energy versus time graph represent ______
What are phase changes?
Granite has a specific heat of 800 J/g C. The mass of granite needed to store 150,000J of heat if the temperature of the granite is to be increased by 15 degrees C is ___
What is 12.5 grams?
Three different temperature scales, you could use to measure temperature
What is Celsius, Fahrenheit, and Kelvin?
The amount of energy released or absorbed
What is enthalpy?
The phase change from a gas to a liquid
What is condensation?
The point at which you can no longer tell the difference between a liquid or a gas is ____
What is the critical point?
The units for specific heat
What is J/g C
The lowest temperature when using the Kelvin scale is ___ and this is known as _____
What is 0 and absolute zero?
The amount of total energy available in a system
What is Gibb's Free Energy?
Going from a gas to a solid is known as
What is deposition?
What 3 things could a slanted line on an temperature(energy) vs time graph represent?
What are solids, liquids, and gases?
38 degrees C= ___ K
What is 311K?
34 K equals ___degrees C
What is -239 degrees C?
Specific heat is
What is the amount of heat/energy needed to raise 1 g of a substance 1 degrees C?
Dry ice is an example of this type of reaction
What is endothermic?
Two factors play a role in what state of matter a substance is in are
What is temperature and pressure?
What is an exothermic reaction?
Three advantages to using Kelvin
What is there are no negatives, it is universal, and more accurate?