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matrenka [14]
3 years ago
10

The flamability (burns) is a physical change ?

Chemistry
2 answers:
kaheart [24]3 years ago
7 0
Nah not much of a physical change
NikAS [45]3 years ago
5 0

Flammability is a chemical change because when you burn something, it no longer has the same properties.

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What’s the bladder wall made up of?
AleksandrR [38]

Answer:

The bladder wall is made of many layers, including: Urothelium or transitional epithelium. This is the layer of cells that lines the inside of the kidneys, ureters, bladder, and urethra. Cells in this layer are called urothelial cells or transitional cells

Explanation:

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An iron has a net charge of 3+. If this job has 8 protons, how many electrons does it have
kati45 [8]

Answer:

5 electrons

Explanation:

When an atom loses are gain the electrons ions are formed.

There are two types of ions.

Anion

Cation

1 = Anion

It is formed when an atom gain the electrons. when atom gain electron negative charge is created on atom. For example.

X + e⁻ → X⁻

2= Cation

It is formed when an atom loses the electrons. when atom lose electron positive charge is created on atom. For example.

X → X⁺ + e⁻

When an atom loses three electrons +3 charge is created. If this atom have 8 protons it means there were 8 electrons too. When it lost three electrons then remaining number of electrons are 5.

X → X³⁺ + 3e⁻

4 0
3 years ago
How many p-orbitals are occupied in a Ar atom?
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Answer:

6

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p orbital can hold up to six electron. Argon electron configuration will be 1s²2s²2p⁶3s²3p⁶

6 0
3 years ago
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What is the chemical formula for an amino group?
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Which of the following descriptions of gravitational force is NOT TRUE?
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