Isotopes of the same element behave differently in nuclear reactions but not in chemical reactions because nuclear reactions involve changes in the nucleus of an atom, while chemical reactions involve interactions between the outer electron shells of atoms.
Isotopes are different forms of the same element that have the same number of protons but different numbers of neutrons in their nuclei. The behavior of isotopes in nuclear reactions versus chemical reactions can be understood by examining the differences in these reactions at the atomic level.
In nuclear reactions, such as nuclear fission or fusion, the nucleus of an atom undergoes changes. These reactions involve the splitting or combining of atomic nuclei, resulting in the release or absorption of large amounts of energy. Isotopes of the same element have different nuclear properties due to their varying numbers of neutrons. The presence of different numbers of neutrons affects the stability and binding energy of the nucleus, which in turn affects the likelihood of nuclear reactions occurring. The specific changes that occur in the nucleus during nuclear reactions depend on the specific isotopes involved.
On the other hand, chemical reactions involve the interactions between the outer electron shells of atoms. The chemical behavior of an element is primarily determined by the number and arrangement of electrons in its outermost shell. Isotopes of the same element have the same number of electrons and, therefore, have identical electronic configurations. As a result, their behavior in chemical reactions remains the same. The differences in behavior between isotopes are primarily observed in nuclear reactions due to the involvement of the nucleus.
In summary, the differing behavior of isotopes in nuclear and chemical reactions can be attributed to the fact that nuclear reactions involve changes in the nucleus of an atom, while chemical reactions involve interactions between the outer electron shells. The varying numbers of neutrons in isotopes affect the nuclear stability and binding energy, leading to different behaviors in nuclear reactions. However, since isotopes have the same electronic configuration, their behavior remains unchanged in chemical reactions.
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what kind of a bond do carbon and oxygen form?
Answer:
covalent bond
Explanation:
A carbon–oxygen bond is a polar covalent bond between carbon and oxygen. Oxygen has 6 valence electrons and prefers to either share two electrons in bonding with carbon, leaving the 4 nonbonding electrons in 2 lone pairs :O: or to share two pairs of electrons to form the carbonyl functional group.
What determines how fast atoms or molecules move in substances?
1- the amount of energy (heat) they have
2- the amount of light they have
3- the amount of distance between the atoms
4- the amount of space they take up
As liquid water boils and changes into water vapor (steam), what happens
to the space between the water particles? *
A.There is no space between the water particles.
B.The space between the water particles does not change.
C.The space between the water particles becomes much smaller.
D.The space between the water particles becomes much larger.
Answer:
D.The space between the water particles becomes much larger.
Explanation:
Answer:
the space between the water particles become much larger
The___ is the female reproductive organ that produces egg cells.
Answer:
ovaries...
Explanation:
Answer:
Ovaries
Explanation:
Hope this helped
Answer questions 2 and 3
Please help me I need this correct or my grade drops and thank you if you answer my the questions.
Answer:
2:a-heterogenous
b-homogenous
c-heterogenous
d-heterogenous with water
3:Filtration is used to separate insoluble particles from a solution
Distillation is used to separate liquids with close but different boiling points e.g water and ethanol
Explanation:
2: homogenous mixtures form a uniform layer meaning that a mixture containing more than one layer is heterogenous
A sample of iron occupies a volume of 10.0 cm3 . If the density of iron is 7.9 g/cm3 , what is the mass of the sample?
Answer:
The answer is 79 gExplanation:
The mass of a substance when given the density and volume can be found by using the formula
mass = Density × volumeFrom the question we have
mass = 7.9 × 10
We have the final answer as
79 gHope this helps you
Which lists mixtures, in order, from the smallest particles to the largest particles?
A. solution, colloid, suspension
B. solution, suspension, colloid
C. suspension, colloid, solution
D. suspension, solution, colloid
Answer:
A. Solution, Colloid, Suspension
Hope i could help
Answer:
its A
Explanation:
got it right on edge, i hope this helps
what volume unit is greater than one liter
You can find vinegar and baking soda in most kitchens, but are they
chemicals? Explain.
That’s the question, and please help! If you answer please explain it so I can actually understand and answer the question and my work. Thank you!
Answer:
Yes
Explanation:
Because they both react with something
aluminum has 10 electrons what is its charge
Answer:
Al3+ indicates an ion of aluminum having a charge of + 3. I.e., since an aluminum atom normally has 13 protons and 13 electrons, this ion has 10 electrons (-10 charge) and 13 protons (+ 13 charge) giving it a charge of + 3 (-10 + 13 = +3).
Explanation:
Al3+ indicates an ion of aluminum having a charge of + 3. I.e., since an aluminum atom normally has 13 protons and 13 electrons, this ion has 10 electrons (-10 charge) and 13 protons (+ 13 charge) giving it a charge of + 3 (-10 + 13 = +3). Hopefully this helps you
the potential energy in molecules is stored in...
Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules. This is often called chemical energy. Except at absolute zero (the coldest temperature it is possible to reach), all molecules move.
Answer:
Chemical energy
Explanation:
Energy, potential energy, is stored in covalent bonds holding atoms together in the form of molecules
solve the quadratic equation 2x^2+13x=15 by method of completing the square
Answer:
x = 1, -7.5
Explanation:
2x² + 13x = 15
Divide the left side of the equation by 2
2(x² + 6.5x) = 15
Divide 6.5 by 2 and square the quotient
6.5/2 = 3.25
3.25² = 10.5625
Add 10.5625 to the left side
2(x² + 6.5x + 10.5625) = 15
Since you have a 2 outside the parentheses, you will be adding 10.5625•2 to the right side.
10.5625 • 2 = 21.125
2(x² + 6.5x + 10.5625) = 36.125
To factor (x² + 6.5x + 10.5625), add b/2 to x
b/2 = 6.5/2 = 3.25
2(x + 3.25)² = 36.125
Divide by 2
(x + 3.25)² = 18.0625
Square root.
(x + 3.25) = √18.0625
x + 3.25 = ±4.25
Subtract 3.25.
x = 4.25 - 3.25 = 1
x = -4.25 - 3.25 = -7.5
x = 1, -7.5
A bar of copper has a mass of 216g and a volume of 24cm^3. What is the density of copper?
Answer:
The answer is 9 g/cm³Explanation:
The density of a substance can be found by using the formula
[tex]density = \frac{mass}{volume} \\[/tex]
From the question
mass = 216 g
volume = 24 cm³
The density is
[tex]density = \frac{216}{24} \\ [/tex]
We have the final answer as
9 g/cm³Hope this helps you
what is the answer to this ?
Answer:
it is either d or c
Explanation:
Answer:
im pretty sure its 31
just add up the masses then divide by 3
Choose the atom with the larger ionization energy. Silicon (Si) or Sulfur (S)
Answer:
silicon (Si)
Explanation:
Sulfur is known to have to smallest amount of radius, therefore silicon has the largest ionization energy.
Column A 1. Reproduction: Reproduction 2. offspring: offspring 3. gamete: gamete 4. Budding: Budding 5. Binary fission: Binary fission 6. zygote: zygote 7. fragmentation/regeneration: fragmentation/regeneration 8. mitosis: mitosis 9. meiosis: meiosis Column B a.Bacteria b.Egg or sperm cell/ specialized cells c.A new living organism d.Sea star/ planarian e.Female and male create mini-me by cell division f.The original cell after egg cell and sperm cell join g.One or two parents, organisms make new offspring h.Hydra i.Healling and growth occurs in budding
Answer:
1. Reproduction: One or two parents, organisms make new offspring
2. Offspring: A new living organism
3. Gamete: female and male create mini-me by cell division
4. Budding: Hydra
5. Binary fission: Bacteria
6. Zygote: The original cell after egg cell and sperm cell join
7. Fragmentation/Regeneration: Sea star / Planarian
8. Mitosis: Healling and growth occurs in budding
9. Meiosis: Egg or sperm cell/ specialized cells
Explanation:
1. Reproduction is the process by which organisms make new offspring either sexually (involving two parents) or asexually (involving one parent only).
2. An Offspring is a new living organism
3. A gamete is a mature sexual reproductive cell, as a sperm or egg, that unites with another cell to form a new organism. It formed from female and male parents by cell division known as meiosis
4. Budding is a form of asexual reproduction in which a new offspring grows out from a part of the parent. It occurs in Hydra.
5. Biinary fission is a form of asexual reproduction which involves a separation of the parent into two new offspring. It commonly occurs in Bacteria
6. Zygote is the original cell formed after egg cell and sperm cell fuse.
7. Fragmentation/Regeneration: this is a form of reproduction in which a parent splits into fragments which are then able to develop into new organisms. It occurs in Sea star and Planarians
8. Mitosis is a form of cell division which a cell divides into two identical daughter cells with the same genetic components as the parent cell. It functions in healing and growth as well as in budding
9. Meiosis is a type of cell division that results in the production of sex cells or gametes. The number of chromosomes in the parent cell is halved and four gamete cells are produced. Egg or sperm cell/ specialized cells are produced by meiosis.
We sprayed the flowers with water. They did not turn pink.
The fact that the flowers did not turn pink is an:
inference
interpretation
experiment
observation
i need the answer now please help me
Answer:observation
Explanation:
this is the answer because they saw it they know it is there. the flowers are pink and they saw that that’s what an observation is so the answer is an OBSERVATION
Explain why this statement is false.“Because there is no change in composition during a physical change, the appearance of the substance will not change.”
Find the number of atoms of each element in 180g na2so4
Answer:
Explanation:
There really are no atoms. Some are ions. However at your level, I think you are expected to answer something connected to 6.02 * 10^23
First Find the mass of one mole
Na: 2 * 23 = 46
S: 1 * 32 = 32
O: 4* 16 = 64
Total 142
Next Find the number of Moles
1 mole has a mass of 142
x mole have a mass of 180
Cross Multiply
142 * x = 180 * 1
x = 180 / 142
x = 1. 27 moles.
Next figure out the number of atoms in 1.27 moles of Na2SO4
Na: 2 * 1.27 * 6.02 * 10^23 = 1.53 * 10^24
S : 1 * 1.27 * 6.02 * 10^23 = 7.6 * 10^23
O: 4 * 1.27 * 6.02 * 10^23 =3.05 * 10^24
Total 5.34*10^24
how would You describe the jumping pattern of the green frog shown below?
What does the green frog shown below look like?
how does the metallic character of the element change
Answer:
Metallic character decreases as you move across a period in the periodic table from left to right. This occurs as atoms more readily accept electrons to fill a valence shell than lose them to remove the unfilled shell. Metallic character increases as you move down an element group in the periodic table. This is because electrons become easier to lose as the atomic radius increases, where there is less attraction between the nucleus and the valence electrons because of the increased distance between them.
helpppppp helpppppp helppppp
where is the diagram?
without the diagram i can't help
Answer:
1. Aorta
2. Right ventricle
3. Right ventricle
4. Right ventricle
5. Left ventricle
Explanation:
i believe these are correct because i got the same answers on my test
Plutonium-242 (242Pu) undergoes alpha decay to form what daughter isotope and decay particle?
Answer:
Decay. Plutonium-242 primarily decays into uranium-238 via alpha decay, before continuing along the uranium series.
Explanation:
please mark as brainlist
. Ana has two mixtures. Mixture 1: marble and salt. Mixture 2: Salt and pepper She predicts she can easily separate the ingredients from mixture-1 by sorting out using her fingers. i) Do you think that Ana's prediction was right? Give reason for your answer
Answer:
No
Explanation:
No, Ana's prediction of sorting out : mixture 1 'marble salt' with by her fingers, ie handpicking is not right.
Marble & salt particles mixture can't be sorted by handpicking. They can be seperated by the method of sieving rather, as marble particles being bigger stay in the sieve & salt particles being smaller (finer) pass through it.
cientific Investigations
7
Katrina finds the following passage in a science textbook
There are many ways to conserve water. One way that people can save water is to reuse it. For example, instead of pouring
the old water from a pet's bowl down the sink, use it to water a plant. Another way to cut down on water use is to collect
rainwater A large barrel can be placed under a downspout to catch the rain. The collected rainwater can be used to wash a car
or water the lawn A third way to save water is to choose outdoor water activities wisely. Instead of playing in the sprinklers, swim
in a pool The sprinklers must run water continuously, but once a pool is filled, the water can be used again and again. One last
way to prevent water waste is to stop flushing unnecessary items down the toilet. Toilets use a lot of water when they flush. Do
not flush insects or used Kleenex down toilets. Following these suggestions will save gallons of water
What is this passage suggesting about tap water?
It has more energy than hydrogen gas
B
it is not an important resource
C. It is a limited resource
It is an unlimited resource
Answer:
C, it is a limited resource.
Explanation:
whenn he said yes would go
Answer: I said god bless him
Explanation:
Question 12 (1 point)
An ice cube with food coloring is placed in a glass of room temperature water. The
cold dye molecules begin to drop down from the ice cube to the bottom of the glass.
Which type of thermal energy is shown with the purple water in this glass?
This is an example of convection
This is an example of radiation
This is an example of conduction
Answer:
the answer is this is an example of convection
Why would two (2) chlorine atoms be stably bonded together?
Answer:
The two chlorine atoms are said to be joined by a covalent bond.
Explanation:
The reason that the two chlorine atoms stick together is that the shared pair of electrons is attracted to the nucleus of both chlorine atoms. Hydrogen atoms only need two electrons in their outer level to reach the noble gas structure of helium.
Two chlorine atoms are are said to be stably bonded together as the two atoms require 1 valence electron each to complete their octet which is achieved by formation of covalent bond.
What is a covalent bond?
Covalent bond is defined as a type of bond which is formed by the mutual sharing of electrons to form electron pairs between the two atoms.These electron pairs are called as bonding pairs or shared pair of electrons.
Due to the sharing of valence electrons , the atoms are able to achieve a stable electronic configuration . Covalent bonding involves many types of interactions like σ bonding,π bonding ,metal-to-metal bonding ,etc.
Sigma bonds are the strongest covalent bonds while the pi bonds are weaker covalent bonds .Covalent bonds are affected by electronegativities of the atoms present in the molecules.Compounds having covalent bonds have lower melting points as compared to those with ionic bonds.
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How far can you drive in 3 hours if you constantly go 120 km/h
Answer:
If you are going at 120km per hour then, you should be able to go 360km in 3 hours.
Explanation:
Okay so, just multiply 120x3 and you get 360
also, Dividing 120/60 (How many mins are in a hour) You get 2Kilometers per min
Hope this helps!
The surface temperature of a star is indicated by which characteristic?
a
absolute brightness
b
color
c
shape
d
size
Answer:
B. Color
Explanation:
We can estimate the temperature of a star by looking at the color of the star.
Red stars are the least hot among stars and Blue stars are the hottest.
