SI units
grams
A cation is _________ charged
Avogrado's number is ___________
6.022 x 10^23
At equilibrium, the rate of the forward reaction is _________ the reverse reaction
the same as
Bases attract _______
protons
There are ________ grams in 1 kilogram
1000
Fluorine likes to form _______ ions
-1
The molar mass of NaCl is ___________
58.44 g/mol
At equilibrium, the concentration of reactants and products is ___________
The ________ scale measures acidity and basicity
pH
There are _________ milligrams in 1 gram
1000
Na likes to form ___________ ions
+1
2 moles of water is __________ grams
36
If you have a system at equilibrium and add more reactants, it will shift to the __________
products
pH ________ 7 is acidic
The base SI unit for volume
liter
_______ have the same number of protons, but different neutrons
If you have 18 grams of water, that is equivalent to ________ molecules of water
6.022 x 10^23 molecules
If you have an endothermic reaction at equilibrium and add heat, the reaction will shift to the __________
products
The conjugate base of HF is ________
10
Carbon-14 has ________ neutrons
8
If you are going from moles of reactants to moles of products, you use the ___________ (part of the chemical equation)
coefficients
If you have a system at equilibrium and increase pressure (decrease volume), the system will shift _______
to the side with fewer moles
If the concentration of H+ is 1.0 x 10^-5, is the solution an acid or a base?
acid