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


Answer :

Answer:

B. Indicator

Explanation:

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

An acid or alkali changes the hydrogen ion concentration in solution. This is indicated by the pH of the solution after which the acid or alkali has been added.

  • To see this change, indicators are used.
  • An indicator employs color changes to show a change in chemical properties which pertains to the pH.
  • There are several indicators used which are litmus paper, phenolphthalein, methyl orange

Answer:

B

Explanation:

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