Practice Mole To Mole Relationships (1.2) - Stoichiometry - IB 10 Sciences (Group 4) – Chemistry
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Mole to Mole Relationships

Practice - Mole to Mole Relationships

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a mole?

💡 Hint: Think about counting atoms like you count oranges!

Question 2 Easy

In the equation 2H₂ + O₂ → 2H₂O, how many moles of Oxygen are needed for every 2 moles of Hydrogen?

💡 Hint: Focus on the coefficients of the equation.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a balanced equation ensure?

Different number of atoms
Same number of atoms
More products than reactants

💡 Hint: Look at the law of conservation.

Question 2

Is Avogadro's number approximately 6.022×10^23?

True
False

💡 Hint: This is a key concept in chemistry!

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

In the reaction N₂ + 3H₂ → 2NH₃, if you have 40 grams of N₂ and 10 grams of H₂, which reactant will be limiting and what will be the total mass of ammonia produced?

💡 Hint: Use molar mass conversions and keep track of ratios!

Challenge 2 Hard

A student started with 15 grams of CaCO₃. How many grams of CO₂ can be obtained from its decomposition (CaCO₃ → CaO + CO₂)?

💡 Hint: Think about the balances and convert to moles.

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