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KATRIN_1 [288]
3 years ago
10

What does it mean foe a hypothesis to be testialbe

Chemistry
1 answer:
marin [14]3 years ago
5 0

Answer:

For a hypothesis to be testable means that is it possible to make observations that agree or disagree with it. This statement may or may not be true, but it is not a scientific hypothesis. That's because it can't be tested.

Explanation:

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Lewis structure for nitrogen triiodide, NI(3)
Rasek [7]

Answer:

Lewis structure for nitrogen triiodide,NI_3 is given in the attachment.

Explanation:

Given:

The given compound is Nitrogen triiodide. In which 1 atom of Nitrogen combines with 3 atoms of Iodine. Both Nitrogen and Iodine are non-metals,So they form covalent bond by sharing of electrons.

The electron configuration of Nitrogen and Iodine is given below;

N(7) = 1s^2,2s^22p^3\\I(53) = 1s^2,2s^22p^6,3s^23p^63d^{10},4s^24p^64d^{10},5s^25p^5

There are 5 electrons in valance shell of Nitrogen atom and 7 electrons in valance shell of Iodine atom.

So, 3 atom of Iodine shares 1 electron with 1 electrons of Nitrogen.

The Lewis dot Structure is in the attachment.

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3 years ago
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Mnenie [13.5K]
A) psychic experiences 
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nasty-shy [4]
Rivers/streams are eroded and can be eroded 

5 0
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Formal charge of Cl in CHCl3
Vsevolod [243]
FC(C) = 4 - 0.5*8 - 0 = 0) FC(Cl) = 7 - 0.5*2 - 6 = 0
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Feldspars producing clay is an example of ___
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Answer: A

Explanation:

Hydrolysis reactions break down not only feldspars but many other silicate minerals as well, amphiboles, pyroxenes, micas, and olivines.

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