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boyakko [2]
3 years ago
11

After watching the squirrels at the local park for several days, Sergei asks his science teacher the following question: “do mor

e squirrels live in maple trees or oak trees in the city park?”
Is Sergei’s question a scientific question? Why or why not?
Chemistry
2 answers:
Pavlova-9 [17]3 years ago
6 0

Answer:

Yes

Explanation:

Sergei's question is a scientific question because it's based on observations and could be answered through an investigation. His question has a narrow focus, addresses a gap in his knowledge, and may lead to a hypothesis that can be tested.

Aloiza [94]3 years ago
3 0

Answer:

Sergei’s question is a scientific question. The question is based on observations. The question could be answered through an investigation. The question has a narrow focus. The question addresses a gap in Sergei’s knowledge. The question may lead to a hypothesis that can be tested.

Explanation:

I would word this in your own way due to it being the exact sample response. Hope you do good on edge : )

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UkoKoshka [18]

The wavelength of the photon required to excite this molecule from its ground state, to its first excited state is 1240 nm.

This is given by the equation:

wavelength = hc/(E_homo - E_lumo)

where h is Planck's constant =6.626070 * 10^-34 J.m , c is the speed of light = 3.0 x 10^8 m/s^2, and E_homo and E_lumo are the energies of the highest occupied molecular orbital and the lowest unoccupied molecular orbital, respectively.

In this particular case, the wavelength of the required photon would be:

wavelength = hc/(-2.42 hartree - 0.65 hartree)

= 6.626070 * 10^-34 X 3.0 x 10^8 / (-3.07)

= 1240 nm

Hence , The wavelength of the photon required to excite this molecule from its ground state, to its first excited state is 1240 nm.

Learn more about wavelength at : brainly.com/question/13533093

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4 0
1 year ago
5 The element sulfur is classified as a<br> (1) metal (3) nonmetal<br> (2) metalloid (4) noble gas
Alexxandr [17]
Sulfur is a non-metal, being in the third period, in group 6
7 0
3 years ago
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Write a balanced combustion reaction for C2H2 (acetylene). How did you know which products should be formed? Explain your reason
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2C2H2 + 5O2 =  4CO2+ 2H2O

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4 years ago
Scientific notation.
stiv31 [10]

Answer:

1.85 x 10^ -5

Explanation:

8 0
3 years ago
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Vf = Vi + at
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4 0
4 years ago
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