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Lynna [10]
3 years ago
7

Difference between Physical and chemical changes At least six examples for each type of change

Chemistry
2 answers:
Aleksandr [31]3 years ago
7 0
Physical changes involve a new form or shape of matter
Tju [1.3M]3 years ago
4 0
Physical<span> changes involve a new </span>form<span> or shape of matter, 
</span>

Chemical change<span> is any </span>change<span> that results in the formation of new </span>chemical<span> substances.</span>
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Ns
Brut [27]

Answer:

Ca(OH)₂ + H₂SO₄     →     CaSO₄ + H₂O

Explanation:

Chemical equation:

Ca(OH)₂ + H₂SO₄     →     CaSO₄ + H₂O

Balanced chemical equation:

Ca(OH)₂ + H₂SO₄     →     CaSO₄ + 2H₂O

The given reaction is double displacement reaction in which anion and cation of both reactant exchanged with each other. Calcium hydroxide react with sulfuric acid and form calcium sulfate and water.

Double replacement:

It is the reaction in which two compound exchange their ions and form new compounds.

AB + CD → AD +CB

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3 years ago
Consider this equilibrium:
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Answer:

the answer is option E they are bronsted lowry acid

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2 years ago
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Answer:

The collision theory states that a chemical reaction can only occur between particles when they collide (hit each other).

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2 years ago
Why do engineers use metals in making<br> electrical wires
Montano1993 [528]

Answer:

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3 years ago
Someone help me please please help whats the ratio of carbon and hydrogen??????? <br>​
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1:2

The ratio of carbon, hydrogen, and oxygen in most carbohydrates is 1:2:1. This means for every one carbon atom there are two hydrogen atoms and one...

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