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Flashcards in Moles Deck (16):
1

What does 1 mole equal

6.022 x 10 23

2

What is the molar mass

The mass of one mole is the relative formula mass in grams

3

What is the moles triangle

Mass
Moles x RFM

4

How do you find whole number of moles

Divide ratio by smallest number

5

What is a limiting reactant

A reactant that is completely used up

6

What is the formula for percentage yield

Actual yield over percentage yield x 100

7

What is atom economy formula

Rfm of the desired product over sum of the RFM of the reactants

8

What is atom economy

An extent to which the atoms in the starting material end up in the desired product

9

What is the triangle for concentration

Mass
Concentration x volume

10

How to work out concentration

Number of moles over volume

11

What is concentration

A measure of the number of particles per unit volume of liquid

12

What does a decimetre equal in cm

1dm3 = 1000cm3

13

What is a standard solution

A solution containing a precisley known concentration of a substance

14

What is formula for gas volumes

Volume
Moles 24 rtp

15

What happens with an equal volume of gases

At same temp and pressure contain same number of molecules

16

At room temp what is one mole of gas

24dm3 molar gas volume