Data and Units
This prefix means 1000
What is kilo?
MgCl2 is an example of this type of compound
What is ionic?
This measurement represents the average kinetic energy of the particles of a substance.
What is temperature?
This number represents the number of protons in an atom
What is the atomic number?
This state of matter has a defined volume but not a defined shape
What is a liquid?
This is the number of digits you are allowed to estimate in any measurement.
What is one (1)?
True or false: table sugar is a mixture
What is False?
This is the word that means heat is required or goes into the system
What is endothermic?
This is the name of the negatively charged subatomic particle that makes up an atom
What is an electron?
On a phase diagram, this state of matter is furthest on the left
What is a solid?
The abbreviation atm stands for this unit
What is atmospheres?
These numbers represent the ratio of atoms in the formula for a molecule or compound
What are subscripts?
True or False: Snowing is an exothermic process
What is true?
This is the name of a negative or nonmetal ion
What is an anion?
True or False: a solid with a density of 0.875 g/cm3 with sink in water
What is False?
This word means how repeatable your measurement is or how close the measurements are to each other.
What is precision/precise?
This is the name for Ca3N2
What is calcium nitride?
This is the temperature of -173 oC in Kelvin
What is 100 K?
This is the number of neutrons in the isotope 43Ca
What is 23?
This is the word that represents a phase change from solid to gas
What is sublimation?
These are the units for the Heat of Vaporization
What are J/g?
This is the formula for dinitrogen pentasulfide
What is N2S5?
This is how much energy it takes to raise the temperature of 1g of a substance by 1 oC
What is the specific heat?
This is the name for the isotope with 15 electrons and 19 neutrons
What is Phosphorus-34?
On a heating curve, phase changes are represented by these
What are flat lines?