Volume Relationships in Gaseous Reactions (Grade 11 NSC Matric Physical Sciences): Flashcards
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Molar volume definition
Molar volume definition
Volume occupied by one mole of any gas at STP
Molar volume value at STP
Molar volume value at STP
22.4 dm³
STP stands for
STP stands for
Standard Temperature and Pressure
Formula for number of moles
Formula for number of moles
Formula for volume at STP
Formula for volume at STP
Does molar volume apply to all gases at STP?
Does molar volume apply to all gases at STP?
Yes, any gas occupies 22.4 dm³ per mole at STP
Three steps for volume problems
Three steps for volume problems
- Calc moles 2) Use mole ratios 3) Calc volume
Where do mole ratios come from?
Where do mole ratios come from?
Stoichiometric coefficients in balanced equation
Volume relationships apply to which state?
Volume relationships apply to which state?
Gases only (not solids or liquids)
Required before volume calculations
Required before volume calculations
Balanced chemical equation