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20
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Why is understanding neutralisation important for antacid users?
It explains how antacids reduce stomach acidity and relieve discomfort.
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trap
No points!
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rocket
Go to first place!
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shark
Other team loses 10 points!
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baam
Lose 5 points!
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15
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What acid is found in the stomach?
Hydrochloric acid.
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20
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How does our laboratory experiment model what happens in the stomach?
An acid reacts with a base and becomes less acidic.
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lifesaver
Give 20 points!
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seesaw
Swap points!
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rocket
Go to first place!
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baam
Lose 25 points!
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15
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Complete: Acid + Base â ______ + ______
Salt + water
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lifesaver
Give 20 points!
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gift
Win 20 points!
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rocket
Go to first place!
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thief
Give points!
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15
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What colour is universal indicator at pH 7?
Green
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20
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Name the products of: Hydrochloric acid + Sodium carbonate -->
Sodium chloride, water and carbon dioxide.
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15
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What type of reaction occurs when an antacid reacts with stomach acid?
Neutralisation
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15
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What is neutralisation?
A reaction between an acid and a base.
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15
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Why is fizzing evidence of a chemical reaction?
A gas is being produced.
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What are products?
The new substances formed in a reaction.
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15
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What colour is universal indicator in a strong acid?
Red
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Why does mass stay the same during neutralisation?
Atoms are rearranged, not created or destroyed.
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What are reactants?
The starting substances in a reaction.
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