Skip to content
MathsGenie logo
Open app

Course home

  1. GCSE
  3. Chemistry Edexcel
  5. Question bank

Methods of separating and purifying substances

EasyMediumHard
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455
Question 42

During paper chromatography of a blue food dye, the solvent front moved 8.20 cm and dye component A moved 5.10 cm.

Calculate the Rf R_f\,Rf​ value for dye component A. Give your answer to two significant figures.

[2]

Methods of separating and purifying substances Questions

  1. GCSE
  2. /Chemistry
  3. /Methods of separating and purifying substances