Balancing Equations
Molarity/molality
"Iso"
Acids/Bases
Ions
100
F2 + Al2O3 ---> AlF3 + O2
What is 6F2 + 2Al2O3 ---> 4AlF3 + 3O2
100
You dissolve 0.457 moles of MgCl2 in 500mL of water. What is the Molarity? (Note, the density of water is 1g/mL)
What is 0.914 M (or 0.914 moles/L)?
100
Two atoms with the same number of protons and electrons, but a different number of neutrons.
What is an isotope?
100
Any solution with a pH less than 7.
What is an acid?
100
The ion produced when an electron is lost (or given away).
What is a cation?
200
NH3 + O2 ---> NO + H2O
What is 4NH3 + 5O2 ---> 4NO + 6H2O
200
You dissolve 0.457 moles of C2H6 in 500mL of Benzene. What is the molality of the solution? (Note, the density of benzene is 0.8765 g/mL)
What is 1.04 mol/kg (m)?
200
Compounds with the same molecular formula, but different structural formulas.
What is an isomer?
200
Any solution with a pH = 7
What is a neutral solution?
200
An ion with more than one element.
What is a polyatomic ion?
300
C2H6 + O2 ---> CO2 + H2O
What is 2C2H6 + 7O2 ---> 4CO2 + 6H2O
300
You dissolve 12.3 grams of HF into 400mL of water. What is the Molarity of the solution? (Note, the density of water is 1.0g/mL).
What is 1.54 M (mol/L)
300
When the temperature is held constant across a change in volume or pressure.
What is an isotherm?
300
If a solution has a pH =8.9, what is the pOH?
What is 5.1?
300
The ion produced when Magnesium loses its valence shell electrons.
What is the Mg2+ cation?
400
C5H12 + O2 ---> CO + H2O
What is 2C5H12 + 11O2 ---> 10CO + 12H2O
400
You dissolve 19.32 of C2H6 in 300mL of Benzene. What is the molality of the solution? (Note, the density of benzene is 0.8765 g/mL)
What is 2.443 m (mol/kg)?
400
When two or more atoms/ions have the same electron configuration, even though the number of protons of each atom is different.
What is isoelectronic?
400
If the pH=2.3, what is the pOH?
What is 11.7?
400
[CO3]2-
What is the Carbonate ion?
500
C12H26 + O2 ---> CO2 + H2O
What is 2C12H26 + 37O2 ---> 24CO2 + 26H2O?
500
You dissolve 4.56x10^23 molecules of NaCl in 787 mL of H2O. What is the Molarity of NaCl in the solution?
What is 0.962 M (mol/L)?
500
When pressure is held constant across a change in volume or temperature.
What is isobaric?
500
The concentration of [H3O]+ in a solution = 3.23x10^-6. What is the pH of this solution?
What is 5.49?
500
[H3O]+
What is the Hydronium ion?
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