Flashcards

Chemistry notes

Muhammad Aswat Chemistry GCSE Inglês 9 flashcards

Flashcards do conjunto (9)

1What is filtration used for?Filtration is used to separate an insoluble solid from a liquid
2Which physical separation techniques are used to separate mixtures?Filtration/crystallisation/distillation chromatography
3What is Crystallisation used to separate?Crystallisation is used to separate a soluble solid from a liquid
4What is Filtration used to separate?Filtration is used to separate an insoluble solid from a liquid
5Describe the method of filtrationfilter funnel and Filter paper needed.
start by pouring the mixture into the filter paper. The liquid simply passes through the tiny pores in the filter paper. So in the end, we have got our liquid separated from our solid.
6—small letters are called state symbols and they tell us the state of a chemical
whether it is a solid, a liquid, a gas or Aqueous (dissolved in water).
7Define the term independent variablethe variable that is controlled throughout the experiment but is not affected by other variables (CAUSE)
8Define the term dependant variableThe dependant variable is the variable being tested. It depends on other factors (EFFECT)
9—

Descrição: GCSE Chemistry FlashCards sobre Chemistry notes, criado por Muhammad Aswat em 27-10-2021.
Criado por: Muhammad Aswat · out 2021
Atualizado: 27 out 2021
Visualizações: 0
Avaliação