Dimensional Analysis
The number of cm in 2300. km in scientific notation and correct sig figs
What is 2.300 x 108 cm?
This explains the explains the last (spin) quantum number of 2 electrons populating the same suborbital.
Pauli Exclusion Principle
This is an intensive property that defines the amount of mass per unit volume of a substance.
What is density?
How close a calculation is to the accepted value of a measurement.
What is accuracy?
6.022 x 1023
What is Avogadro's #?
The density of Au is 19 g/cm3 . When melted a nugget fills 13 mL in a cylinder. This is the mass of the Gold present in kg.
What is 2.47 x 10-1 kg of Au?
The amount of energy needed to move an electron from the ground state
What are quanta?
Boiling Point is this type of physical property
What is intensive?
A chemical reaction should produces 47.04 mg of NaCl at a percent yield of 92.37%. The theoretical yield is this in mg.
What is 50.93 mg of NaCl?
The number of grams present per 1 mole of a substance.
What is the Molar Mass?
A professional swimmer can swim 50.000 meters in 56.000 seconds. Find that speed in centimeters per hour.
What is 321,430 cm/hr ?
[Kr] 5s24d9 is the electron configuration for this element.
What is Ag (Silver)?
All properties that depend on the amount of a substance present.
What are extensive properties?
The answer of the following equation with the correct number of significant figures 2 x 4.0 x 6.00 x 8.000 x 10.00.
What is 4000?
The mass of 18.066 x 1023 atoms of Hydrogen gas in nanograms.
What is 6.06 x 109 ng of H2 ?
6240 hours is this many days.
What is 260 days?
The energy emitted from excited electrons returning to their ground state.
What are photons? (light)
A precipitate is formed when two substances are mixed as well as heat being produced. The heat created causes the solution to boil during the reaction. This is the type of property being exhibited and an explanation.
What is the precipitate and heat being released are part of a chemical property and the water hitting its boiling point temperature and becoming a gas is a physical property?
I run an experiment on the atomic mass of Carbon-14 at a % error of -7.7%. This is my experimental value for the atomic mass of Carbon-14
What is 12.92 amu of Carbon?
The number of atoms in 3.604 x 10-2 kg of H2O.
What is 18.066 x 1023 atoms?
This is the conversion of 165 km per hour to nanometers per microsecond in sci not with correct sig figs.
What is 4.58 x 104 nm/µs ?
n=5, l=2, ml=-2, ms=+1 is the quanta of the first electron to fill the highest energy level of this element's electron cloud (using the Aufbau Rule)
What is Mercury?
This intensive physical property can be found by measuring the extensive amount of matter present and dividing it by the also extensive 3D space it takes up.
What is density?
The number of significant figures in the answer for density of water if I measure my sample at a mass of 2.75300 kg and a 2.7 Liters.
What is 2?
The number of moles in 37.543 kg of O2 .
What is 1.1732 x 103 mol O2 ?