mass

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What is Avogadro Constant?
6.02 X 10^23
What does anhydrous mean?
Without water
What is the molecular formula? 
The number of atoms of each element in a molecule
What is the formula for moles?
Moles= Mass/Mr
What is the molar mass? 
The mass per mole of a substance
What is water of crystallisation?
Many coloured compounds are hydrated, water molecules are part of their crystalline structure and the water is water of crystallisation
How do you calculate the amount of substance?
amount of substance= mass/molar mass
What is the empirical formula?
Simplest whole-number ratio of atoms of each element in a compound

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mass

Cards (8)

OCR GCSE Chemistry

Edexcel GCSE Chemistry

WJEC GCSE Chemistry

GCSE Chemistry

CCEA GCSE Chemistry

AQA GCSE Chemistry

2.2 Amount of Substance

3.2 Use of amount of substance in relation to masses of pure substances

3.2 Use of amount of substance in relation to masses of pure substances

5.3 Amounts of Substance

AQA A-Level Chemistry

2.2.3 Stoichiometry

Module 2: Foundations in Chemistry

2.2.1 The mole concept

2.2.2 Empirical and molecular formulas

OCR A-Level Chemistry

Topic 5: Formulae, Equations and Amounts of Substance

3.5 Use of amount of substance in relation to volumes of gases

5.3.1 The Mole Concept

5.3.2 Molar Volume of Gases

5.3.3 Concentration of Solutions