Matter is defined as anything that has ______ and takes up space.
Mass
500 mL = _____ L
.5 L
How many minutes are there in a year?
525,600
Most of the mass of an atom exists in the ______
Nucleus
A measurement is considered ___________ if it yields a result that is very close to the true or accepted value.
Accurate
To process to transition a solid to a liquid is referred to as _______
Melting
14 grams/mL = _____ kg / L
14 kg / L
Express 0.00037 in Scientific Notation.
3.7 x 10-4
Who's oil drop experiment suggested a negatively charged subatomic particle (that we now know as the 'electron')?
Robert Millikan
How many protons are in a Carbon atom? (you may look at the periodic table on the back wall)
6
Table salt (NaCl) is an example of a ______.
Compound
Density is a derived unit that describes the ratio between ____ and _____.
mass and volume
How many significant figures are in 1000.00?
6
What varies in an Isotope?
Number of neutrons and atomic mass.
homogenous, chromatography
Name one method for separating a homogenous solution.
Chromatography, distillation, evaporation, filtration
Displacement
Round 9.000 to two significant figures.
Heisenberg's ______________ states that it is not possible to accurately determine both the position and momentum of an electron at the same time.
Uncertainty Principle
Name 3 examples of intensive properties.
Color, density, smell, temperature, boiling point, melting point, etc.
What is the term we use to classify matter that behaves differently under different stress and pressure conditions? (ex: oobleck)
Non-Newtonian Fluid
A rock has a mass of 1.89 grams and a volume of 12.4 cm3. What is the density, in kg/m3?
152 kg/m3
As an instructor is preparing for an experiment, he requires 225 g phosphoric acid. The only container readily available is a 150-mL Erlenmeyer flask. Is it large enough to contain the acid, whose density is 1.83 g/mL?
Yes, the acid’s volume is 123 mL.
__________ proposed a model for the atom in which the electron was able to occupy only certain orbits around the nucleus.
Niels Bohr
___________ is the measure of the average amount of kinetic energy a system contains.
Temperature.