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CO₃
Explanation:
The polyatomic ion in the compound CaCO₃ is CO₃.
A polyatomic ion is an ion that is made up of more than one atom that has singular property.
They are usually called radicals.
CaCO₃ ⇒ Ca²⁺ + CO₃²⁻
CO₃²⁻ is a polyatomic ion because it is made up of more than one atom.
The CO₃²⁻ is called a carbonate group.
It is made up of:
- one atom of carbon
- 3 atoms of oxygen
- a net charge of 2-
learn more:
Polyatomic ions brainly.com/question/6786947
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Answer: B. a stream of particles
The light is said to travel in a straight line and casts a shadow therefore, Isaac Newton formulated a hypothesis stating that lights is a stream of particles. This theory is later called the Corpuscular theory of light.
Crust sitting on top of Milton rock of the mantle
Answer:
Any variable would be affected if the product is varied.
Explanation:
If you have any questions feel free to ask in the comments - Mark
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