MCAT - General Chemistry

1 m³

1000 L is equivalent to how many cubic metres?

1000 cm³

1 L is equivalent to how many cubic centimetres?

centimetre, cc

1 mL is equivalent to a cubic _____, which is equivalent to 1 ____

10^-10 m

1 angstrom is equivalent to…

kg/m³, g/cm³, mass/volume

The density of a subject (SI units = _____, but commonly expressed as _____) is calculated using…

1 g/cm³

1000 kg/m³ is equivalent to…

the molecule is expressed using the smallest whole numbers as a ratio

A chemical’s empirical formula is the formula in which…

NH4^+

The formula for the polyatomic ion ammonium is…

H3O^+

The formula for the polyatomic ion hydronium is…

CH3CO2^-

The formula for the polyatomic ion acetate is…

HCO3^-

The formula for the polyatomic ion bicarbonate is…

CN^-

The formula for the polyatomic ion cyanide is…

OH^-

The formula for the polyatomic ion hydroxide is…

NO3^-

The formula for the polyatomic ion nitrate is…

NO2^-

The formula for the polyatomic ion nitrite is…

ClO4^-

The formula for the polyatomic ion perchlorate is…

CO3^-

The formula for the polyatomic ion carbonate is…

SO4^2-

The formula for the polyatomic ion sulfate is…

SO3^2-

The formula for the polyatomic ion sulfite is…

PO4^3-

The formula for the polyatomic ion phosphate is…

6.02×10^23, link between atomic mass units and grams

Avogadro’s number is _______, which represents the…

12 grams

If the mass of carbon-12 is 12 amu, then a carbon-12 sample containing 6.02×10^23 has a mass of…

n = m/M

The formula for # of moles is…

g/mol, # moles of solute/# litres of solution

The formula for molarity (M, aka ____), is…

what proportion of reactants that react and products that are formed

Stoichiometric coefficients tell us…

how the atom’s “ownership” of its valence electrons changes when it forms a compound

Oxidation state is meant to indicate…

state of any element in its standard is 0, sum of states for neutral molecules is 0 and charged molecules is the charge, group 1 metals are +1 and group 2 metals are +2, fluorine is -1, hydrogen is +1 unless bound to a metal where it is -1, oxygen is -2, halogens are -1 and oxygen family are -2

The rules of assigning oxidation states, from highest to lowest priority, are…

highest electronegativity (F) of the list to lowest (H), H bonded to any others on the list is +1 and anything not on the list is -1

FONClBrISCH lists _______, therefore…