chemistry 5.1 - the mole
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9 Terms
What is the symbol for moles?
n
What is the number of particles in one mole of a substance?
6.02 × 10²³
What is the equation for the number of moles using avogadroes constant?
Number of particles you have / (6.02 × 10²³)
What is the molar mass?
Mass per mole with the units g mol^-1 (same as Mr)
What is the equation for the number of moles using the molar mass?
Mass / molar mass
What is the definition of the concentration of a solution?
How many moles/grams that are dissolved in 1dm³ (1 litre) of the solution. Units = mol dm^-3 / g dm^-3
What is the equation for the number of moles using concentration?
Concentration (mol dm^-3) x vol (dm³)
What is the equation for the mass of a substance using concentration?
Concentration (g dm^-3) x volume (dm³)
How many cm³ in 1 dm³?
1,000
Note 
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