Quiz: Relative Formula Mass (Mr) and Calculations
Edexcel Combined Science GCSE
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Building on what you've learned about atoms, bonding, and the periodic table, let's test your knowledge of relative formula mass (Mr) and calculations!
What does 'relative formula mass (Mr)' represent?
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Which of the following statements about relative formula mass are true? (Select all that apply)
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The relative atomic mass of hydrogen is 1 and oxygen is 16. The relative formula mass of water (H2O) is {{blank0}}.
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Match the items on the left with their correct pairs on the right
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What is the relative formula mass (Mr) of methane (CH4)? Carbon has an Ar of 12, and hydrogen has an Ar of 1.
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What is the relative formula mass (Mr) of sodium carbonate (Na2CO3)? Sodium has an Ar of 23, carbon is 12, and oxygen is 16.
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Which of the following compounds have a relative formula mass greater than 50? (Select all that apply)
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Match the items on the left with their correct pairs on the right
What is the Mr of aluminium sulfate (Al2(SO4)3)? Aluminium is 27, sulfur is 32, and oxygen is 16.
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