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How could you show that dissolving calcium in water results in a chemical change?
Wiki User
∙ 11y ago
After the calcium dissolves add an indicator (such as litmus, methyl red or methyl orange) and observe the color, all of them imply that the solution is alkaline. As the pH value changes, a chemical reaction should be occurred. The alkaline substance is aqueous calcium hydroxide.
Wiki User
∙ 11y ago
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Is dissolving a physical or chemical wikianswerscomQIs dissolving a physical or chemical change?
Dissolution is a physical change.
Is dissolving in water a chemical change?
Dissolving in water is a physical change.
Is dissolving sodium carbonate a chemical change?
No, dissolving is a physical change
Is dissolving of sugar a chemical change?
yes, it is a chemical change.
Is dissolving cornstarch a chemical change?
Dissolving is a physical process.
Is cofee dissolving in water a physical or chemical change?
It is a physical change.
Is dissolving oxygen gas and water a physical change or chemical change?
Dissolving in water is a physical change.
Is dissolving a drink mix with water a chemical change?
Yes. Dissolving drink mix does not change its chemical composition.
Is the dissolving of zinc in acid a physical or chemical change?
chemical change
Is calcium in water a physical or chemical change?
Adding calcium to water results in a chemical change because the calcium and the water that react are combined to form a distinct new substance, calcium hydroxide, that did not exist in either the calcium or the water before their reaction.
What is chemical change when dissolving?
1. Dissolving with reaction - an example is dissolving in an acid - involve a chemical change because new compounds are formed. 2. Dissolving without a reaction - for example dissolution of table salt in water - is not a chemical change; only dissociation can occur.
Is dissolving a chemical or physical?
Dissolving is considered by most to be a physical change.
