One bacterium of a specific strain has a mass of 3.2 × 10-12 grams.
Find the total mass of 450 bacteria. Give your answer in standard form.
Practise OCR GCSE Maths Standard Form with exam-style questions for Foundation and Higher tier. 93 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.