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It is a chemical change because it produces heat which is evidence that a chemical change has occured.

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15y ago
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13y ago

The baking soda mixed with phenol red solution is a chemical change. A new substance is formed. (color, gas bubbles)

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13y ago

No, it will not change because only strong bases such NaOH can turn phenol red into yellow. But, baking soda is a weak base.

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Q: Baking Soda mixed with calcium chloride and phenol red solution chemicla or physical change?
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Related questions

What forms when calcium chloride and water is mixed?

A solution of calcium chloride is formed.


Are there dangerous byproducts from electrolysis on a solution of calcium chloride and water?

Electrolysis of calcium chloride solution release chlorine.


What does a gallon of calcium chloride way?

Calcium chloride is a solid and therefore is not measured by gallons. The weight of a gallon of calcium chloride solution would depend on the concentration of said solution.


Is the neutralization reaction of hydrochloric acid and calcium chloride acid base or neutral?

Calcium chloride solution is neutral.


How is calcium chloride different from sodium chloride?

Sodium chloride is NaCl, calcium chloride is CaCl2. Consequently all the physical and chemical properties are different.


Does calcium chloride and water form hydrochloric acid?

No, they simply form a solution of calcium chloride. This is correct, but one should add that the solution heats up because of the exothermic process involved when water causes the calcium chloride crystals to dissolve; the calcium chloride is dissociated into calcium and chloride ions. However, the question is why does the solution test as an acid when phenol red is added? The red solution turns yellow indicating an excess of hydrogen (hydronium) ions. There is no adequate answer that I could find on the Internet.


Is calcium chloride dissolved in water an electrolyte or nonelectrolyte solution?

electrolyte solution


Does calcium sulfate or sodium chloride form a saturated solution first?

calcium sulfate


When calcium chloride (CaCl2) dissolves in water will the solution be an electrolyte or nonelectrolyte solution?

This solution is an electrolyte.


What is the heat solution of calcium chloride?

The heat of solution for CaCl2 is -176,2 cal/g.


How do you remove sodium chloride from calcium stearate?

Sodium chloride is soluble in water, calcium stearate not.Put the mixture in water, stir and filter; sodium chloride remain in solution, calcium stearate on the filter.


What forms an electrolyte solution?

Salt in water is sodium. Ringer's lactate solution (sodium lactate solution and Hartmann's solution), is a mix of sodium chloride, sodium lactate, potassium chloride, and calcium chloride in water. Sodium Chloride is a mix of sodium and chloride.