terms
the amount of electric charge flowing past a specified point per unit time
current
two componds combine to make a third compound
synthesis
what is the volume of 6.5 moles of oxygen gas if the temperature is 40.0c and the pressure is 6.2 atm?
25.6L
explain what is the law of conservation of matter
when the mass is equal on the product and reactants side
the process of a substance losing one or more electrons
oxidation
one compound breaks part into two or more compounds or elements
decomposition
a sample of dry gas weighing 1.05g is found to occupy 1.43L at 23.5c and 0.951 atm. how many moles of the gas are present?
18mol
how is the average kinetic energy of gas particles related to temperature
increases of temperature make the molecules move faster
weak intermolecular attraction forces between molecules
van der waals forces
two compounds swap a single element or polyatomic ion
single displacement
calculate the ,mass of N2 that could be stored at 25c and 125atm in a cylinder with a volume of 65.0 liters
9310g
two equal sized boxes with identical small opening contain diffrent gases. one contains carbon dioxide and the other contains helium. which gas will effuse faster and why.
helium because it has smaller molecules
the ability of an atom of an element to attract electrons in a chemical bond
electrongativity
the anions and cations of two different molecules switch places forming two entirely different compounds
double displacement
calcuate the pressure of 6.8 mole of a gas if its temperature is 70c and it takes up 40L
4.78atm
what is avogadro's number and what does it represent
6,22x10^23 represents a mol
force applied over a surface area
pressure
reaction in which oxygen combines with another compound to form water and carbon dioxide
combustion
calculate the volume of 5 moles of gas if its temperature is 32c and its pressure is 467 mm hg
208.4L
list two components of the kinetic molecular model of gases
temperature is in kelvins and kinetic energy is proportional to top