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What is the formula for phosphoric acid?

A. [tex]H _3 P[/tex]
B. [tex]HPO _3[/tex]
C. [tex]H _3 PO _3[/tex]
D. [tex]H _3 PO _4[/tex]

Sagot :

GinnyAnsweridn
To determine the formula for phosphoric acid, we need to identify the correct chemical notation.

Step-by-Step Solution:

1. Understand the Nomenclature:
Phosphoric acid is a well-known chemical compound, and it follows specific rules of chemical nomenclature.

2. Analyze the Options:
We are given four potential formulas:
- [tex]\( H_3P \)[/tex]
- [tex]\( HPO_3 \)[/tex]
- [tex]\( H_3PO_3 \)[/tex]
- [tex]\( H_3PO_4 \)[/tex]

3. Know the Common Formulas:
Phosphoric acid is often used in fertilizers, food flavoring, and cleaning products. Its correct chemical formula is crucial for these applications.

4. Identify the Correct Formula:
Phosphoric acid typically contains three hydrogen atoms, one phosphorus atom, and four oxygen atoms. This is consistent with the formula [tex]\( H_3PO_4 \)[/tex].

Therefore, the formula for phosphoric acid is [tex]\( H_3PO_4 \)[/tex].
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