Why is k+ much more stable than k2+?

Answers

Answer 1
Pottasium(k) has 1 electron in it's outermost shell, So k+ will have, 8 outermost electrons, According to Octet rule, K+ will be more stable

Related Questions

A nuclear power plant is scheduled to undergo a retrofitting. What is the most likely outcome of the change?

The power plant will no longer generate radioactive wastes.
The power plant will recycle the water it uses to cool the reactor.
The power plant will be able to reprocess its used uranium fuel.
The power plant will switch from fission reactions to fusion reactions.

Answers

Answer:

It's B

Explanation:

I got it right on edjenuity

The most likely outcome of the retrofitting of a nuclear power plant is that it will be able to reprocess its used uranium fuel. Therefore, option C is correct.

What is nuclear power plant?

A nuclear power plant is a facility that generates electricity by harnessing the heat produced by nuclear reactions. At the heart of a nuclear power plant is the reactor, where a controlled chain reaction of nuclear fission occurs.

Reprocessing is a process by which the used nuclear fuel is chemically treated to separate out and recover the unused uranium and plutonium, which can then be reused as fuel. This reduces the amount of radioactive waste produced by the plant and also extends the life of the uranium fuel.

The fission reactions to fusion reactions is not currently a viable option for power generation, and the idea that a retrofitting would eliminate radioactive wastes is unlikely, as nuclear power plants will always produce some amount of radioactive waste.

Thus, option C is correct.

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what mass of calcium chloride will be produced from 3.750 moles of hcl reacting with ca(oh)2

Answers

Answer:

208.125g

Explanation:

Given parameters:

 Number of moles of HCl = 3.75moles

Unknown:

 Mass of CaCl₂ that will be produced = ?

Solution:

The reaction equation is given as:

  2HCl  + Ca(OH)₂   →   CaCl₂ + 2H₂O

Now, to find the mass of CaCl₂, we have to work from the known to the unknown.

The known specie here is the number of moles of HCl;

        2 mole of HCl will produce 1 mole of  CaCl₂

       3.75moles of HCl will produce [tex]\frac{3.75}{2}[/tex]   = 1.875moles

The mass of  CaCl₂;

  Mass of  CaCl₂ = number of moles of  CaCl₂ x molar mass

Molar mass of  CaCl₂ = 40 + 2(35.5) = 111g/mol

  Mass of  CaCl₂ = 1.875 x 111 = 208.125g

What color do you get if you mix red and blue light?
Red and Green?
Blue and green?
What relationship do you find between frequency and energy?
What relationship do you find between wavelength and current flow?
What relationship do you find between light intensity and current flow?

Answers

Answer:

Purple light.

Yellow light.

Explanation:

Purple light and yellow light

Read this excerpt from the beginning Through the Looking Glass of by Lewis Carroll. "Kitty, can you play chess? Now, don't smile, my dear, I'm asking it seriously. Because, when we were playing just now, you watched just as if you understood it: and when I said ‘Check!’ you purred! Well, it WAS a nice check, Kitty, and really I might have won, if it hadn't been for that nasty Knight, that came wiggling down among my pieces.” What can readers predict about Alice? She will have an active imagination. She will be a serious young girl. She will be a competitive chess player. She will have difficulties getting along with others.

Answers

Answer:

She will have an active imagination.

Explanation:

I took the test and i got 90%

But this one is right, hope this helps ( :

Answer:

a

Explanation:

give the person above me brainlest :)

which chemical equation follows the law of conservation of mass​

Answers

Answer:

the law of conversation of mass States that mass is an isolated system is neither created or destroyed by chemical reactions or physical transformations. according to the law of conversation of mass the mass of the product in a chemical reaction must equal to the mass of reactants

hope It helped you

The answer is A, because there is the same amount of atoms on each side.

Which step is part of a scientific investigation?
O designing a solution
O implementing the solution
O evaluating the solution
O communicating the findings

Answers

Steps of a scientific investigation include identifying a research question or problem, forming a hypothesis, gathering evidence, analyzing evidence, deciding whether the evidence supports the hypothesis, drawing conclusions, and communicating the results.

PLEASE HELP!
Carbon dioxide consists of a central carbon atom with an oxygen atom on each side. Draw a model of the molecule formed by putting lines between the atoms to represent bonds so that each atom has the correct number of bonds.

Answers

Answer:

O=C=O

Explanation:

PLATO ANSWER

In carbon dioxide (CO₂), bonding occurs through a combination of covalent and double covalent bonds between the carbon atom and the oxygen atoms.

Carbon dioxide is a linear molecule composed of one carbon (C) atom and two oxygen (O) atoms. Each oxygen atom shares a double bond with the central carbon atom, resulting in a stable molecular structure.

Covalent bonding involves the sharing of electrons between atoms to achieve a stable electron configuration. In the case of carbon dioxide, each oxygen atom shares four electrons with the carbon atom, and the carbon atom shares four electrons overall with the two oxygen atoms.

The image is attached below.

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which two geologic events occur very slowly as a result of tectonic forces and movement.
A. Destruction of forests
B. Seafloor spreading
C. Glacier formation
D. Mountain range formation
PLZZ HELPP!!!

Answers

Answer:

mountain range formation, and seafloor spreading

Explanation:

I TOOK THE TEST!!

and it was right

15. Which compounds are reactants in the process of cellular respiration?
O H20 and CO2
O C6H120g and CO2
O H2O and Oz
ang
O C6H12Ogand 02

Answers

Answer: the correct answer would be the last option, C6H12O6 and O2

Explanation:

1. Balance the reaction: Ag + H2S + O2 Ag2S + H2O

Answers

It’s 0 because if u add them and divide 0 it’s 0

What are some foods that bacteria helps in the production of?

Answers

Answer:

yeasts, moulds, bread, beer, wine, ...

Explanation:

A muffin has a mass of 100g and a volume of 500cm3. What the density of the muffin? Show all work

Answers

Answer:

The density of muffin is 0.2 g/ cm³.

Explanation:

Given data:

Mass of muffin = 100 g

Volume of muffin = 500 cm³

Density of muffin = ?

Solution:

Density is equal to the mass of an object divided by its volume.

Formula:

d = m/v

Now we will put the values in formula.

d = 100 g/ 500 cm³

d = 0.2 g/ cm³

The density of muffin is 0.2 g/ cm³.

What mass of solute should you measure out in order to make 1,000 mL of a 0.3 M solution of magnesium phosphate Mg3(PO4)2?

Answers

Hey there !

Molecular Weight: 262.86 g/mol

Volume in liters : 1,000 mL => 1,000 / 1000 => 1 L

Number of moles of solution :

number of moles = volume x molarity

number of moles = 1 x 0.3  => 0.3 moles

Therefore:

1 mole Mg₃(PO₄)₂ ------------------- 262.86 g

0.3 moles ----------------------------- mass of Mg₃(PO₄)₂  ??

mass of Mg₃(PO₄)₂ = 0.3 x 262.86 / 1

mass of Mg(PO₄)₂ => 78.858 g

Hope this helps!

A resistor is placed in a circuit. The voltage of the circuit is changed and the current is measured. The graph seen here shows the data that was collected. Determine the resistance of the resistor in this circuit.

Answers

answer- 2 Ohms

explain- i took the test!

I need help hee heeeeeeeeeee

Answers

Table salt is a compound because Sodium (Na) and Chlorine (Cl) were combined to make a new group.

What is a possible pH level of acid rain?
7.0
10.5
6.9
4.3

Answers

4.3 is a possible pH level. Regular rain is between 5.0 and 6.0

Based on the reaction, identify the products. BeF2 + Mg → MgF2 + What type of reaction does this represent?

Answers

Answer:

Be replacement

Explanation:

srry they delted my answer before:( someone from brainly all i did was added a link for a quizlet that would help you.. :(

Answer:

Be

Replacement

Explanation:

What products will most likely form when a carboxylic acid reacts with an amine at high temperatures, or in the presence of a catalyst

Answers

Answer:

An amide and water are the products formed

Explanation:

Here, we want to know the possible products that could be formed from the reaction of a carboxylic acid with an amine.

An anime has the functional group NH2 while for an organic acids, we have COOH.

So essentially we want to know the result of these two functional groups coming together to react.

The reaction between these two will form an amide in conjunction with water.

Take for example;

R-COOH + R’-NH2 ———> R-COHN -R’ + H2O

Where R and R’ may be the same or different alkyl or aryl groups

plzzzzz Plzzz Wil givr brainleast which type of weathering causes the mineral composition of rocks to change​

Answers

Chemical weathering.

Chemical weathering is where one type of mineral changes into a different mineral.

Chemical weathering works through chemical reactions that cause changes in the minerals.

Answer:

Chemical

Explanation:

Cause it is

Is it A, B, C, or D?????
please help!!!!

Answers

Answer:

d

Explanation:

Answer:

Its d

Explanation:

Ik you already know this, I just wanted the points tbh

The ethyl acetate solution containing the mixture used in this experiment had a concentration of 20.0 g/L of benzoic acid. 1. Recovery of benzoic acid:

Answers

Answer:

The correct answer is "[tex]\frac{0.65}{V} \ percent[/tex]".

Explanation:

The given values are:

[tex]M_r=0.130 \ g[/tex]

[tex]M_o=20 \ g/L\times V(L)[/tex]

     [tex]=20 \ V[/tex]

As we know,

⇒ [tex]Recovery \ percent=\frac{Amount \ of \ substance \ recovered}{Amount \ of \ substance \ originally \ taken}\times 100[/tex]

On substituting the given values, we get

                                [tex]=\frac{0.130}{20 \ V}\times 100[/tex]

                                [tex]=\frac{0.65}{V} \ percent[/tex]

Note: percent = %

every spring has an equilibrium position which statement describe a spring at it equilibruim position?

Answers

The elastic potential energy is zero. The net force acting on the spring is zero. Explanation: The equilibrium position of a spring is the position that the spring has when its neither compressed nor stretched - it is also called natural length of the spring.Mar

Which graph best represents the relationship between the bars gravitational energy and its height above the ground?

Answers

Answer:

the answer is the line that starts at zero and ends in the right corner i have the question and got it right

Explanation:

Calculate the standard biological Gibbs free energy for the reaction: pyruvate- + NADH + H+(aq) ---> Lactate- + NAD+ at 309 K given that the standard Gibbs free energy = -65.0 kJ/mol at this temperature. This reaction occurs under conditions of low oxygen supply, such as in muscle cells during strenuous exercise. Note: See Box 7.1 on page 164. The biological standard state has hydrogen ions at 1x10-7 molar instead of 1 M.

Answers

Answer:

[tex]-23592.19\ \text{J/mol}[/tex]

Explanation:

T = Temperature = 309 K

[tex]\Delta G^{\circ}[/tex] = Standard Gibbs free energy = -65.0 kJ/mol

R = Gas constant = 8.314 J/mol K

[tex][H^+][/tex] = Biological standard state has hydrogen ions = [tex]10^{-7}\ \text{molar}[/tex]

Reaction quotient is given by

[tex]Q=\dfrac{1}{[H^+]}\\\Rightarrow Q=\dfrac{1}{10^{-7}}\\\Rightarrow Q=10^7[/tex]

Standard biological Gibbs free energy is given by

[tex]\Delta G=\Delta G^{\circ}+RT\ln Q\\\Rightarrow \Delta G=-65000+8.314\times 309\times \ln10^7\\\Rightarrow \Delta G=-23592.19\ \text{J/mol}[/tex]

The standard biological Gibbs free energy of the reaction is [tex]-23592.19\ \text{J/mol}[/tex]

In which Colorado Rockies scenario was there more erosion? Why was there more erosion in the scenario?

Answers

Answer:

There was more erosion in the Colorado Rockies scenario where there was steady rain compared to the scenario in the same area where there was only a drizzle. There is more erosion because the steady rain increased the volume of the river more than the drizzle did. Because there was more water added to the river, the river flowed faster. The faster a river flows, the more sediments it transports or erodes.

Explanation:

Edge

There was greater erosion inside the Colorado Rockies situation when there was persistent rain.

What is erosion?

Erosion is the loss of soil or rock from the Earth's crust's surface, as well as the movement of the removed material by natural forces (such as wind or water). The term "erosion" is used in its broadest sense to refer to the overall thinning and moulding of all landmasses on the surface of the planet, such as the corrosion of rock in its natural position, the vehicles and public of weathered material, as well as erosion brought on by wind action, marine, as well as glacial processes.

In contrast to the situation within the identical region where there was simply a drizzle, there was greater erosion inside the Colorado Rockies situation when there was persistent rain. Because the volume of a river was raised by the constant rain more than by the drizzle, there is more erosion. The river flowed more quickly as a result of the additional water. A river transfers or erodes more material the quicker it runs.

Therefore, there was greater erosion inside the Colorado Rockies situation when there was persistent rain.

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.
Gross production is the amount of energy left after cellular respiration.
SESE
Please select the best answer from the choices provided
True or false

Answers

Answer:

False did the test on egde

which of the following is a true for subtropical jet streams​

Answers

Answer: how do we answer when there are no options??

Explanation:

What number should be placed in front of HCl to
balance this chemical equation?
Zn + __HCI - ZnCl2 + H2

Answers

Answer:

it should be 2

Explanation:

Help plz! Complete the following combustion reaction. Write your balanced equation two different
ways. (1 point)
C3H18 + O2 >
C3H18 + O2 >

Answers

Answer:

C₃H₈ + 5 O₂ ⇒ 3 CO₂ + 4 H₂O

2 C₃H₈ + 10 O₂ ⇒ 6 CO₂ + 8 H₂O

Explanation:

The combustion reaction is when propane reacts to oxygen to form a compound of carbon and water. If the product of carbon is carbon dioxide, the combustion is called complete. Let's considered the unbalanced combustion reaction.

(Note: I assume is C₃H₈, propane, because C₃H₁₈ doesn´t exist).

C₃H₈ + O₂ ⇒ CO₂ + H₂O

We will start balancing C and H that are just in 1 compound on each side, and finally we will balance O atoms. One way to do so is:

C₃H₈ + 5 O₂ ⇒ 3 CO₂ + 4 H₂O

We can get a different way of balancing the equation if we, for instance, multiply all the stoichiometric coefficients by 2.

2 C₃H₈ + 10 O₂ ⇒ 6 CO₂ + 8 H₂O

How many electrons occupy a filled 7s sublevel

Answers

Answer:f has 14 electrons in 7 sublevel orbitals,d has 10 electrons in 5 sublevel orbitals,p has 6 electrons in 3 sublevel orbitals,s has 2 electrons in 1 sublevel orbital.

Explanation:

Answer:

14 i think

Explanation:

i googled it

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