Daily Practice

GCSE Science

24th October 1988

5 questions · GCSE · 584 questions in this band

1
Atomic Structure and the Periodic Table
An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
2
Using Resources
Name two methods of desalinating seawater.
3
Using the Earth's Resources and Potable Water
Classify crude oil as finite or renewable, and justify your answer.
4
Life Cycle Assessment, Recycling and Corrosion
State the four stages considered in a life cycle assessment.
5
Atomic Structure and the History of the Atom
An atom has an atomic number of 17 and a mass number of 37. How many neutrons does it have?

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