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FrozenT [24]
4 years ago
8

Can someone tell me the answer ?

Chemistry
1 answer:
ludmilkaskok [199]4 years ago
7 0
The Aufbau principle states that, hypothetically, electrons orbiting one or more atoms fill the lowest available energy levels before filling higher levels (e.g., 1s before 2s). In this way, the electrons of an atom, molecule, or ion harmonize into the most stable electron configuration possible.
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Habitat restoration can have a positive impact on biodiversity in an area.<br><br> True<br> False
Gre4nikov [31]
I die frage dich einfach was
8 0
3 years ago
Which human activity would most likely decrease the amount of carbon in the atmosphere?
Allushta [10]
The removal of trees would most likely decrease the amount of carbon in the atmosphere.

Please note that it is useful to add the options provided with the question, in order to get a most accurate answer and have your question answered quicker.

Hope this helps!!
6 0
4 years ago
Read 2 more answers
An experiment reveals that 125.0 grams of an unknown metal increases in temperature from 22.0 oC to 43.6 oC upon absorbing 640 j
nydimaria [60]

Answer:

                     Cp  =  0.237 J.g⁻¹.°C⁻¹

Explanation:

                      Amount of energy required by known amount of a substance to raise its temperature by one degree is called specific heat capacity.

The equation used for this problem is as follow,

                                                 Q  =  m Cp ΔT   ----- (1)

Where;

           Q  =  Heat  =  640 J

           m  =  mass  =  125 g

           Cp  =  Specific Heat Capacity  =  <u>??</u>

           ΔT  =  Change in Temperature  =  43.6 °C  -  22 °C  =  21.6 °C

Solving eq. 1 for Cp,

                                Cp  =  Q / m ΔT

Putting values,

                                Cp  =  640 J / (125 g × 21.6 °C)

                                Cp  =  0.237 J.g⁻¹.°C⁻¹

3 0
3 years ago
Plz. 50 points and brainliest
Fittoniya [83]

Answer:

Concentration of solution B is  

Explanation:

Solution A: Total volume of solution A = (9.00+1.00) mL = 10.00 mL

According to law of dilution,  

where  and  are initial and final concentration respectively.  and  are initial and final volume respectively.

Here  = ,  = 1.00 mL,  = 10.00 mL

So,  =  

So, concentration of solution A =  

Solution B: Total volume of solution B = (2.00+8.00) mL = 10.00 mL

Similarly as above,  =  

So, concentration of solution B =

Explanation:

Hope this helps:)

3 0
3 years ago
Read 2 more answers
Hydrocarbons that lack ____________ are called saturated hydrocarbons, or ___________.
Nady [450]

Hydrocarbons that lack π bond are called saturated hydrocarbons or alkanes

<h3>Hydrocarbons</h3>
  • Hydrocarbon is an organic compound consisting  of hydrogen and carbon.
  • Hydrocarbons is an examples of 14 group hydrides.
  • Hydrocarbons are colorless and hydrophobic.
  • Their odors are usually like gasoline or lighter fluid.
  • In oil and gas industry, the hydrocarbon in term, combines petroleum and natural gas they are the two naturally occurring phases of hydrocarbon.

<h3>Alkanes</h3>
  • Alkanes also konwn as parafins
  • They are called as saturated hydrocarbons
  • Alkanes contain hydrogen and carbons arranged in tree structure
  • Alkanes have two main sources petroleum and natural gas.

Therefore, Hydrocarbons that lack π bond are called saturated hydrocarbons

Learn more about the saturated hydrocarbons on

brainly.com/question/16919281

#SPJ4

6 0
2 years ago
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