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Chem - Analysis

Chemistry - Chemical Analysis

QuestionAnswer
What is a 'pure substance'? a substance that consists of only one element or one compound
What is a 'mixture'? a substance that consists of two or more different substances, not chemically joined together
What is an 'element'? a substance that contains just one type of atom
What is a 'compound'? a substance that contains two or more types of atom joined together
What is a 'formulation'? a mixture which has been designed as a useful product
How do you test for oxygen? a glowing splint will re-ignite
How do you test for chlorine? damp blue litmus paper will turn red & then white
How do you test for carbon dioxide? limewater turns milky
How do you test for hydrogen? a burning splint will make a pop sound
What does a flame test do? detects the presence of certain elements
What does a 'spectroscope' measure the spectrum of light
How do you test for carbonates? a dilute acid will bubble
Created by: samfitter
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