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What would you use to determine whether an acid or alkali has been added to a solution?
A. Reactant
B. Indicator
C. Adjustor
D. Identifier

Sagot :

QuasarJoseidn

Answer:

B. Indicator

Explanation:

An indicator is used to determine whether an acid or alkali has been added to a solution.

Indicators can be liquid or a paper called litmus paper. There also some digital forms of indicators that can tell whether an acid or alkali has been added to a solution.

  • An acid and alkali will change the pH of a solution.
  • pH is the amount of hydrogen ions that are in a solution
  • So, these changes in the pH when an acid or alkali is introduced is usually monitored using indicators.
  • Examples of indicators are litmus paper, methyl orange, methyl red, bromothymoblue

Answer:

Indicator

Explanation:

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