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Using titration – Strengthen
Cross out the incorrect word in each sentence.
Acids are a source of hydrogen | hydroxide ions in solution.
Alkalis are a source of hydrogen | hydroxide ions in solution.
Label the diagram below with the names of the apparatus used in titration.
Complete the equation below to show what happens during neutralisation.
H (aq) + OH (aq) → ___________________________________________________________
State the type of reaction modelled by the correctly completed equation in question 3.
S1 Describe how titration is used to prepare soluble salts.
Name the apparatus used to measure an accurate and repeatable volume of alkali, ready for a titration.
Tick the correct reasons below to explain when, and why, titration must be used to prepare soluble salts.
Titration must be used if a soluble salt is made from an acid and an insoluble base.
Titration makes sure that the reactants are mixed in the correct proportions.
Titration makes sure that the reactants produce an acidic solution.
After a titration, the remaining solution only contains a salt and water.
For each of the incorrect sentences identified in question 6, write a correct version in the spaces below.
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The reaction modelled is a combination reaction (combustion).
The apparatus used to measure an accurate and repeatable volume of alkali is a buret, or pH scale or sometimes used is a