When solid sodium chloride is mixed with water, sodium chloride solution forms - Edexcel - GCSE Chemistry - Question 1 - 2020 - Paper 1
Question 1
When solid sodium chloride is mixed with water, sodium chloride solution forms. What name is given to the process of mixing a solid with water to form a solution?
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Worked Solution & Example Answer:When solid sodium chloride is mixed with water, sodium chloride solution forms - Edexcel - GCSE Chemistry - Question 1 - 2020 - Paper 1
Step 1
What name is given to the process of mixing a solid with water to form a solution?
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Answer
The process of mixing a solid with water to form a solution is called dissolving. When solid sodium chloride (NaCl) is mixed with water, it separates into sodium and chloride ions, creating a saline solution.
Step 2
Write the word equation for this reaction.
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Answer
The word equation for the reaction between sodium and hydrochloric acid is:
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Answer
The hazard symbol shown in Figure 1 indicates that the substance is flammable. This means that the substance can easily ignite and catch fire in the presence of ignition sources.