Chemistry summaried - Study guides, Revision notes & Summaries

OCR A Chemistry summaries of practical techniques Exam Questions Well Elaborated 1o0% Verified. Last document update:   ago

What is the issue of using a conical flask, water bath and bung to collect gas? How can this be modified? - correct answer 1. some gas escapes before the bung is replaced. Instead, put the solid in a specimen tube in a conical flask and mix together 2. some CO2 dissolves in the water so is not collected. A gas syringe would be better 3. bung displaces the same volume of air as itself into the cylinder How would you prepare a standard solution? What appa...

VERIFIED OCR A CHEMISTRY SUMMARIES OF PRACTICAL TECHNIQUES EXAM QUESTIONS AND ANSWERS Last document update:   ago

What is the issue of using a conical flask, water bath and bung to collect gas? How can this be modified? - CORRECT ANSWER-1. some gas escapes before the bung is replaced. Instead, put the solid in a specimen tube in a conical flask and mix together 2. some CO2 dissolves in the water so is not collected. A gas syringe would be better 3. bung displaces the same volume of air as itself into the cylinder How would you prepare a standard solution? What apparatus is needed? - CORRECT ANSWER-1. dis...

Equilibrium year 2 Chemistry Alevel edxcel handwritten summary notes part 2 Last document update:   ago

These handwritten summary notes for Year 2 A-Level Edexcel Chemistry focus on the concept of equilibrium. They provide a concise yet comprehensive overview of key principles, including example question walk throughs to help you get started and aide your learning.The notes also explore the significance of equilibrium constants and their application in chemical reactions and how they change due to concentration and pressure in both homogenous and hetrogenous reactions. Perfect for exam preparation...