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Examen
OCR A-level Chemistry - Paper 3
OCR A-level Chemistry - Paper 3
Examen
OCR A-Level Chemistry Paper 3 Questions and Answers.
PopularOCR A-Level Chemistry Paper 3 Questions and Answers.
Examen
OCR A-Level Chemistry Paper 3 Questions and Answers.
NuevoOCR A-Level Chemistry Paper 3 Questions and Answers.
Examen
OCR A-Level Chemistry Paper 3 Questions and Answers.
NuevoOCR A-Level Chemistry Paper 3 Questions and Answers.
Examen
OCR A-level Chemistry - Paper 3 Questions & Answers Correct!!
Why does HF have a higher boiling point than CH4? - ANSWERS-Boiling point increases as electronegativity increases 
-HF has hydrogen bonding, CH4 has London forces 
 
How do you prepare a standard solution? - ANSWERS-Weigh out correct mass of solid 
-Dissolve in distilled water 
-Transfer to a 250cm^3 volumetric flask 
-Wash beaker with distilled water 
-Add washings to the volumetric flask 
-Make up to 250cm^3 with distilled water 
-Invert to ensure mixing 
 
Why can we sometimes assume a reac...