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Tag: ratio

Cat Links Calculations, Exam question practice, Fundamentals

EXAM STYLE QUESTIONS – GAS CALCULATIONS

Posted on April 5, 2022October 2, 2024 Sarah Parkes

If you come unstuck working through the questions, leave a comment and I’ll get back to you. Good luck 😊!

Continue readingEXAM STYLE QUESTIONS – GAS CALCULATIONS

Cat Links Calculations, Fundamentals

Finding the mass of a volatile liquid

Posted on April 5, 2022October 2, 2024 Sarah Parkes

We can use the ideal gas equation to find the molar mass (relative molecular mass) of a volatile liquid. In

Continue readingFinding the mass of a volatile liquid

Cat Links Calculations, Fundamentals

Understanding the ideal gas equation

Posted on April 5, 2022January 22, 2025 Sarah Parkes

The ideal gas equation is an amalgamation of Boyle’s law, Charles’s law and Avogadro’s law and it describes the behaviour

Continue readingUnderstanding the ideal gas equation

Cat Links Calculations, Fundamentals

Finding the formula of a hydrocarbon from gas volumes

Posted on April 5, 2022October 2, 2024 Sarah Parkes

This leads on directly from the previous position molar volume . The video works through a problem to find the

Continue readingFinding the formula of a hydrocarbon from gas volumes

Cat Links Calculations, Fundamentals

How to find the volume of gas in a reaction

Posted on April 5, 2022January 21, 2025 Sarah Parkes

Avogadro’s law is the basis for calculating the volume of gas produced in a reaction:  equal volumes of gases at

Continue readingHow to find the volume of gas in a reaction

Cat Links Calculations, Fundamentals

Determining an empirical formula using combustion analysis

Posted on April 4, 2022October 2, 2024 Sarah Parkes

Combustion analysis is a simple technique used to find the empirical formula of a compound – often an organic or

Continue readingDetermining an empirical formula using combustion analysis

Cat Links Calculations, Fundamentals

Reacting mass calculations

Posted on April 4, 2022October 2, 2024 Sarah Parkes

The key to reacting mass calculations at A level is to have a foolproof method for setting them out so

Continue readingReacting mass calculations

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