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Amount of Substances (All 3)

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Total cards: 10•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (10)

#1
Front (Question)

Moles Equation in terms of mass and mr

Back (Answer)

Moles = mass/mr

#2
Front (Question)

% yield equation

Back (Answer)

Actual / theoretical x 100

#3
Front (Question)

Concentration equation

Back (Answer)

Concentration= moles/vol

#4
Front (Question)

To calculate the average titre you could …

Back (Answer)

use a larger titre volume (lower percentage means more reliable result)

#5
Front (Question)

Ideal Gas equation

Back (Answer)

PV = nRT

#6
Front (Question)

conversions Ideal Gas

Back (Answer)

volume must be in M^3 = cm^3 to M^3 = /1000000 dm^3 to m^3 = /1000 Temp must be in kelvin = C to K = +273 pressure must be in pa = Kpa to Pa = X1000

#7
Front (Question)

How to calculate empirical formula

Back (Answer)

Divide the amount of each element by its Ar or Mr Divide the answers by the smallest value obtained If there is a decimal, divide by a suitable number to make it into a whole number

#8
Front (Question)

% atom economy equation

Back (Answer)

Mr of desired product / sum of Mr reactants x 100

#9
Front (Question)

To calculate the average titre only…

Back (Answer)

use concordant results (within 0.1 of each other)

#10
Front (Question)

Percentage error formula

Back (Answer)

error of equipment / amount measured x 100