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Xelga [282]
3 years ago
7

How many valence electrons do the halogens have

Chemistry
1 answer:
gladu [14]3 years ago
7 0
8 they have eight :))))))))
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In Rutherford's Gold foil experiment, were the alpha particles directed to different areas of the gold foil or only the same spo
MrRissso [65]

Answer:

See explanation

Explanation:

In the Rutherford experiment, alpha particles were directed at the same spot on a thin gold foil.

As the alpha particles hit the foil, most of the alpha particles went through the foil. In Rutherford's interpretation, most of the particles went through because the atom consisted largely of empty space.

However, some of the alpha particles were deflected through large angles, in Rutherford's interpretation, the deflected alpha particles had hit the dense positive core of the atom which he called the nucleus.

This accounted for their scattering through large angles throughout the foil in all directions.

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3 years ago
What is the correct formula<br> for tin(II) chloride dihydrate?
seropon [69]

the answer is A. SnCl2 . 2H2O

3 0
2 years ago
List 4 ways that exercise affects the circulatory system and the respiratory system? Give me a good answer please
KengaRu [80]
<h2>Long term benefits</h2>
  • Increased heart rate.
  • Increased breathing rate.
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4 0
3 years ago
5. You are investigating an arson scene and you find a corpse in the rubble, but you suspect that the victim did not die as a re
Marina CMI [18]

Answer:

See the answer below.

Explanation:

Fire has three major components:

  • Heat
  • Smoke
  • Gases ( in form of CO, CO2 etc)

If the victim had died as a result of the fire, he/he would have inhaled smoke and hot gases from the fire. These components would have resulted in traces of burns and soot deposition in the trachea and lungs as well as traces of CO in the blood of the victim.

If the analysis of the victim's corpse does not reflect some of the results above, it can be effectively concluded that the victim has been dead before the fire.

<em>The single most important indicator of death by the fire would be the presence of CO in the blood of the victim's corpse. All others might be to a less significant degrees.</em>

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3 years ago
When two or more covalently bonded atoms combine chemically, we refer to the physical result as?
ale4655 [162]
It is referred as a covalent bond
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4 years ago
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