Ideal gas equation

Last updated: 01/02/2020
WJEC A-Level Chemistry Unit 1.3 – Chemical calculations Ideal gas equation
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  1. Current
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  3. Answered

  1. What is the ideal gas equation?

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  2. Within the ideal gas equation, what does ‘p’ stand for?

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  3. Within the ideal gas equation, what does ‘T’ stand for?

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  4. Within the ideal gas equation, what does ‘n’ stand for?

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  5. Within the ideal gas equation, what does ‘V’ stand for?

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  6. Within the ideal gas equation, what does ‘R’ stand for?

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  7. What is the value for the gas constant?

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  8. What units are used for pressure within the ideal gas equation?

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  9. What units are used for volume within the ideal gas equation?

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  10. What units are used for temperature within the ideal gas equation?

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  11. How do you convert 100 cm3^3 into m3^3?

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  12. How do you convert 10 cm3^3 into m3^3?

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  13. What is 0 °C in Kelvin?

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  14. How do you convert 1 kPa into Pa?

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  15. Using the ideal gas equation, write the equation to find the pressure of a reaction.

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  16. Using the ideal gas equation, write the equation to find the temperature of a reaction.

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  17. Using the ideal gas equation, write the equation to find the number of moles of a compound within the reaction.

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  18. Using the ideal gas equation, write the equation to find the gas constant.

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  19. Using the ideal gas equation, write the equation to find the volume

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  20. 1.30 grams of NaCl is held at 35°C with a volume of 10 dm3^3. Find the pressure of the reaction. Leave your answer in standard units to four significant figures.

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  21. 0.5 mol of a substance reacted is kept at a volume of 200 cm3^3 and a pressure of 1000 kPa. Find the temperature of the reaction leaving your answer to two significant figures.

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  22. 1.25 mol of HCl is reacted at 100°C at a pressure of 100 Pa. Find the volume of HCl reacted. Leave your answer in standard units to one decimal place.

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  23. 0.25 grams of CaO is reacted at 65°C with a volume of 800 cm3^3. Find the pressure used, leaving your answer in standard units to three significant figures.

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  24. A compound is reacted at 300°C with a volume of 40 dm3^3 and pressure of 300 kPa. Find the number of moles of the compound, leaving your answer to two decimal places.

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