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Daily Problem·Thursday, 26 February 2026Back to today

Q4 — Standard form calculation

GCSE · Mathematics · Edexcel · NNumber

Question

The mass of one carbon-12 atom is approximately 1.99 × 10⁻²⁶ kg. A diamond contains 5.0 × 10²² carbon atoms.

(a) Calculate the total mass of carbon in the diamond, in kg. Give your answer in standard form. (2 marks)

(b) Convert your answer to grams, in standard form. (1 mark)


3 marks · take your time before peeking.

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Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.