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Drupady [299]
3 years ago
9

The number of neutrons in the nucleus of an atom can be calculated by

Chemistry
1 answer:
Bess [88]3 years ago
6 0
3 mass number- proton number
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10.Using the below valency chart, write chemical formula for aluminum oxide and
sweet [91]

The chemical formula of aluminum chloride is AlCl₃ and the  chemical formula of aluminum oxide is Al₂O₃.

<h3>Aluminum chloride</h3>

The chemical formula of aluminum chloride is written as;

Al³⁺  + Cl⁻   → AlCl₃

<h3>Aluminum oxide</h3>

The chemical formula of aluminum oxide is written as;

Al³⁺  + O²⁻   → Al₂O₃

Thus, the chemical formula of aluminum chloride is AlCl₃ and the  chemical formula of aluminum oxide is Al₂O₃.

Learn more about chemical formula here: brainly.com/question/26388921

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5 0
2 years ago
1. Part 2: Single-Displacement Reactions: For each of the four single-displacement reactions, write a balanced equation. Assume
natima [27]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.

- zinc [Zn] + copper sulfate [Cu(SO4<span>)
</span>Balanced equation:Zn + Cu(SO4) → Zn(SO4<span>) + Cu

- </span>aluminum [Al] + copper sulfate[Cu(SO4)]Balanced equation:2Al + 3Cu(SO4) → Al2(SO4)3<span>+ 3Cu

-  </span>zinc [Zn] + silver nitrate [Ag(NO3)]Balanced equation:Zn + 2Ag(NO3) → 2Ag + Zn(NO3)<span>2

- </span>copper [Cu] + silver nitrate [Ag(NO3)]
Balanced equation:Cu + Ag(NO3) → Cu(NO3<span>) + Ag</span>
6 0
3 years ago
A rocket is designed to drop its first stage mid-flight. Due to a malfunction, this does not occur. What is a possible result of
artcher [175]

Answer:

The rocket is now too heavy to reach its destination.

3 0
3 years ago
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When a compound such as X2Z4 is created, what would be the<br> correct simplified chemical formula?
Degger [83]

Answer:XZ

Explanation:

4 0
3 years ago
Hey hiihhbdndkdkdjdjddjdj
grigory [225]

Answer:

4 cups are about 0.25 gallons

Explanation:

To convert a cup measurement to a gallon measurement, divide the volume by the conversion ratio. The volume in gallons is equal to the cups divided by 16.

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3 years ago
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