how is subatomic particles related to atomic mass unit how is an electron related t oenergy level

50,193 results
  1. Physics

    Radioactive Decay Energy Quick Check Polonium has a large, unstable nucleus. Through which process is it most likely to become stable? gamma decay beta-plus decay beta-minus decay alpha decay(βœ”οΈ) Which type of energy does alpha decay generate?

  2. Physical Science

    where do the forces that make atoms interact come from? A. From the electric fields of neutral molecules B. From the electric fields of charged subatomic particles C. From the electric fields of neutral subatomic particles D. From the electric fields of

  3. SCIENCE

    Which of the following is not true of a scientific theory? A. being able to make personal decisions about science related issues. B.being able to evaluate scientific information. C.being able to rely on opinions about science related issues. D.being able

  4. Science

    The Composition of Atoms Quick Check questions and answers Science 8 A Unit 3: Matter Interactions A. A model of an atom shows eight electrons in rings that represent different energy levels. How many electrons are in each energy level? 1. four in the

  5. science

    Which statement about subatomic particles is true? A. Protons, neutrons, and electrons all have about the same mass. B. Unlike protons or neutrons, electrons have no mass. C. Neutrons have no charge and no mass. D. An electron has far less mass than either

  6. Science

    The Periodic Table 1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of

  7. Chemistry

    Which of the following are key parts of Dalton's Atomic Theory (Click the 4 that apply)? (1 point) All elements are composed of tiny indivisible particles called atoms*** Atoms of the same element are identical. The atoms of any one element are different

  8. Calculus

    A company knows that the unit cost C and the unit revenue R from the production and sale of x units are related by 𝐢 =(𝑅^2/206 000)+ 11 849. Find the rate of change of unit revenue when the unit cost is changing at $8/unit and the unit revenue is $4

  9. chemistry

    Atom X has atomic mass (A) = 40 and atomic number (Z) = 20. Atom Y has A = 42 and Z = 20. How are these two atoms related?

  10. Physics

    This is a very confusing question and I have no idea how to tackle it. - In a nuclear reactor, neutrons released by nuclear fission must be slowed down before they can trigger additional reactions in other nuclei. To see what sort of material is most

  11. !math (6)

    The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in dollars) by p = βˆ’0.2x^2 + 220 and the quantity x (in units of a hundred) that the supplier is willing to make available in the

  12. Chemistry

    What limitations might an atomic model have in properly illustrating the structure of an atom? An atomic model cannot be used to represent the relative number of each subatomic particle within a specific atom. An atomic model helps with calculations to

  13. chemistry

    please help!!! im confused... can you explain to me how period and group trends in atomic radii are related to electron configuration? is it because as you move down the table the atomic radius increases and as you move across the table from left to right,

  14. science

    I'm doing Science right now. I have the answers down for most of them but I'm not sure if I am right..... Can u pls help me and tell me if my answers r right? I suck at science :S 1.A 2.C 3.B 4.D 5.D 6.A 7.? 8.A 9.E 10.C 11.A 12.D 13.C 14.B 15.? 16.? 17.?

  15. pcycology

    Deindividuation is related to mobs in the same way that _______ is related to groups. A. social prejudice B. persuasion C. attitude D. diffusion of responsibility

  16. Physical science CHECK my answers

    1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom*** c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. Neutron c. Proton d. Electron***** 3. Who provided the first evidence that

  17. Science

    Unit 3 Test Multiple Choice Please select the correct response for the following questions. 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point)

  18. Chemistry

    Write a brief passage describing a neutral atom of nitrogen-14 (N-14). Describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to

  19. Chemistry (Help)

    Completion (Help) To find the mass of a mole of a compound, scientists add together the __1____ of the atoms making up the compound. When you substitute the unit grams for amu, you obtain the ____2____ of the compound. There are __3____ representative

  20. calculus

    A company knows that unit cost C and unit revenue R from the production and sale of x units are related by R^2/236000+5507 . Find the rate of change of revenue per unit when the cost per unit is changing by and the revenue is

  21. science

    1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of elements are related

  22. Science

    Like charges will... Attract Repel No Interaction Opposite charges will... Attract Repel No Interaction What is the standard unit of electric charge? Amperes (A) Coulombs (C) Newtons (N) Tesla (T) What subatomic particle carries a positive charge? What

  23. science

    Why are there only two elements in the first period of the periodic table?(1 point) because the next elements have other things in common and they need to be arranged together because the next elements have other things in common and they need to be

  24. college physics

    In a nuclear reactor, neutrons released by nuclear fission must be slowed down before they can trigger additional reactions in other nuclei. To see what sort of material is most effective in slowing (or moderating) a neutron, calculate the ratio of a

  25. science

    HELP ME !!!!!!! What is the atomic number of an atom?(1 point) the number of particles in the nucleus the number of protons the number of neutrons the number of particles outside the nucleus Which statement about an atom is correct?(1 point) The proton has

  26. Physics

    When nitrogen(atomic mass=14,atomic number=7) is bombarded with neutrons, the collision resulted in disintegrations in which alpha particles are produced. Represent this transmutation in symbolic equation .

  27. Economics

    If demand is price elastic, total revenue is a.directly related to quantity demanded b.inversely related to quantity demanded c.directly related to price d.directly related to price and inversely related to quantity demanded e.not related to either price

  28. Chemistry

    Which if the following has the greatest number of particles 4g of lithium (atomic mass of li=7) 4g of chlorine gas (cl2) (atomic mass of cl=35.5) 4g of hydrogen gas (h2) (atomic mass of h=1) 4g of water (atomic mass of h=1, atomic mass of o= 16

  29. Final Exam- Honors Physical Science

    how can you determine the number of protons, electrons,neutrons, atomic number, and the atomic mass of an element using the periodic table? Atomic mass is given in the table, as well as the atomic number and atomic mass number. Atomic number is the number

  30. science

    1.the modern atomic model includes orbiting the nucleus. which of the following parts of dalton's was disproved by the discovery of the electron atoms are tiny particles atoms cannot be divided into smaller parts atoms have specific mass and size atoms

  31. Physics Questions

    Can you please help me with some and check my answers? Thanxs! 3.Which is stronger, the electrical force between an electron and a proton or the gravitational force between these particles? -I got that the electrical force between an electron and a proton.

  32. Science

    Suppose the atomic mass unit had been defined as 1/10 the average mass of an atom of phosphorus .what would the atomic mass of carbon be on this scale? What would Avogadro's number be ?

  33. science

    The temperature of an object is directly related to A. the mass of the object. B. the motion of its particles. C. the potential energy of its chemical bonds. D. the volume of the object.

  34. science

    Charle's Law explains how the temperature and -------- of a gas are related. As the temperature of a gas decreases, the volume of the gas will: a: increase B:decrease C: stay the same What does it mean to have a higher pressure? a:the particles of the gas

  35. Chemistry

    How is water of hydration related to measurement and how it is related to the law of definite composition?

  36. Chemistry

    12) Naturally occurring argon is composed of 0.3365% of 36Ar (atomic mass, 35.9675 u), 0.0632% of 38Ar (atomic mass, 37.9627 u), and 99.6003% of 40Ar (atomic mass, 39.9624 u). Use these data to calculate the average atomic mass of argon.

  37. Chemistry

    Which electron transition in a hydrogen atom will emit a photon with the longest wavelength? n = 2 to n = 1 n = 3 to n = 1 n = 1 to n = 2 n = 1 to n = 3 I would assume it would be a short electron transition since energy and wavelength are inversely

  38. Check my answers, Physical science

    my answer has the **** 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom***** c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. Neutron c. Proton d. Electron*** 3. Who provided

  39. Science

    1. Which statement about subatomic particles is NOT true? (1 point) Protons and neutrons have almost the same mass. Protons and electrons have opposite charges. Unlike protons and electrons, neutrons have no charge. Protons and neutrons have the same

  40. Science

    What conclusion can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their priorities? A. Properties of elements are related to atomic numbers. B. Properties of elements are related to

  41. chemistry

    what is an atomic mass unit? what are the approximate masses of the subtomic particles, expressed in atomic mass units?

  42. science Help 911!!

    One way the modern atomic model differs from Thompson's atomic model is that electrons are no longer scattered throughout an atoms positive matter like chocolate chips in cookie dough. Instead, each electron is outside of the nucleus occupying a

  43. Science

    What is the atomic number of an atom?(1 point) A. the number of particles outside the nucleus B. the number of particles in the nucleus C. the number of neutrons D. the number of protons Which statement about an atom is correct?(1 point) A. The neutron has

  44. Science!

    Ernest Rutherford's atomic model included a nucleus comprised of positive particles called protons. Later, James Chadwick discovered neutrons. How did Chadwick's discovery change the atomic model? A. The new model showed a negatively charged nucleus. B.

  45. *math (6)

    The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in dollars) by p = βˆ’0.2x^2 + 220 and the quantity x (in units of a hundred) that the supplier is willing to make available in the

  46. Chemistry

    Right. So, I've been putting this question off from my review... I just attacked it with google to no avail. My books have been no help. Which is FALSE? a. If JJ Thomson's model for the atom were correct, alpha particles would be only slightly deflected

  47. Chemistry

    Bromine has two naturally occurring isotopes. Bromine-79 has a mass of 78.918 amu (atomic mass unit) and is 50.69% abundant. Using the atomic mass reported on the periodic table, determine the mass of bromine-81, the other isotope of bromine.

  48. Physics

    Could someone help me on how to put this all together. Atomic physicists ignore the effect of gravity within an atom. To see why, calculate and compare the gravitational and electrical forces between an electron and a proton separated by 10-10m. Im

  49. Chemistry

    The standard atom for the atomic masses of all the elements is the atom of carbon which has 6 protons and 6 neutrons (12C) and is assigned the atomic mass of exactly 12. Under this standard, the atomic mass of iron, atomic number 26, is 55.845 u and the

  50. CHECK answers science

    my answer has the **** 1. What is the smallest part of all matter called? (1 point) * a. Element b. Atom***** c. Molecule d. Compound 2. Which of the subatomic particles is negative? (1 point) a. Nucleus b. Neutron c. Proton d. Electron*** 3. Who provided

  51. physics

    Ok, let's use the following information to very roughly estimate the size of the nucleus. Rutherford, Geiger, and Marsden (his students) fired a beam of alpha particles at a gold foil. The alpha particles had an energy of about 3.70 million electron volts,

  52. physics

    Ok, let's use the following information to very roughly estimate the size of the nucleus. Rutherford, Geiger, and Marsden (his students) fired a beam of alpha particles at a gold foil. The alpha particles had an energy of about 3.70 million electron volts,

  53. Chemistry Subatomic particles

    Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data

  54. Chemistry

    Shown below are several options for the box notations of the ground state electron configuration of the following gas-phase species. Identify the correct electronic configuration. i. Al2βˆ’ ii. Mn (a)Select the reason that best explains why the first

  55. Chemistry

    4. The electrons surround the nucleus of the atom.- True 16. Of the three subatomic particles, the electron is the smallest.- True 37. Electrons have almost 0 mass.- True? 39. Neutrons carry no electrical charge.- True Thanks -MC

  56. Science

    4. A pure coin is made up of billions of silver atoms. The atoms are made up of subatomic particles including protons, neutrons and electrons. Which of the following is true about the mass of the coin? (8.5A) F The mass of the coin comes from the amount of

  57. science

    The modern atomic model includes electrons orbiting the nucleus. Which of the following parts of Dalton's atomic model was disproved by the discovery of the electron? - Atoms are tiny particles. - Atoms cannot be divided into smaller parts . - Atoms have

  58. Chemistry

    Suppose the atomic mass unit had been defined as 1/10 th of the average mass of an atom of phosphorus. What would the atomic mass of Carbon be on this scale. What would Avogadro's number be?

  59. Chemistry 1

    I have trouble understanding ratios and relativity so I can't understand how to use atomic mass units. Here is an example from my book: How many grams of iron would contain the same number of iron atoms as the number of carbon atoms contained in 1.000 g of

  60. Science

    The modern atomic model includes electrons orbiting the nuclear us which of the following parts of daltons atomic model was disapproved by the discovery of the electron? Adams are tiny particles atoms cannot be divided into smaller parts atoms have

  61. Physics

    Ernest Rutherford fired alpha particles (helium nuclei) at a sheet of gold foil rolled as thin as he could get it. Some of these particles passed straight through the foil, some bounced off at various angles, and some rebounded directly backwards. From

  62. physics

    If 238U92 emits successively four alpha particles two beta particles, what will be the atomic number and mass number of the final product.

  63. physics

    11. If 238U92 emits successively four alpha particles two beta particles, what will be the atomic number and mass number of the final product.

  64. !math (6)

    The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in dollars) by p = βˆ’0.2x^2 + 220 and the quantity x (in units of a hundred) that the supplier is willing to make available in the

  65. Math (Integrals)

    ∫ (2x-1)^2 dx could have two answers: a) ((2x-1)^3)/6 + C b) 4/3x^3 - 2x^2 + x + C Now the question is, how are the two answers related? I attempted to answer the question by: "The two answers are related because when finding the derivative of those two

  66. PSYCHOLOGY IN SOCIAL LIFE

    Deindividuation is related to mobs in the same way that _______ is related to groups. A. diffusion of responsibility B. social prejudice C. attitude D. persuasion

  67. science- physics helppppp ! i badly need one T___T

    how is physics related to food technology and everything related to foods ?

  68. physical science

    how is subatomic particles related to atomic mass unit how is an electron related t oenergy level

  69. physical science

    How is a subatomic particle related to atomic mass unit How is an electron related to enrgy level. Our study guide asks 1 to 2 sentences

  70. physical science

    The exact question how are the following terms related - subatomic particels and atomic mass unit. The heading on the page is review and reinforcement structure of an atom - the three main subtomic particles are the proton, the nuetron and the electron.

  71. science

    what is an atomic mass unit? What are the approximate masses of the subatomic particles, expressed in atomic mass units? http://www.dummies.com/WileyCDA/DummiesArticle/id-1668.html

  72. physical science

    how is an electron related to atomic mass how is an isoptope related to mass number I truly do not understadn how they are realted any help

  73. chemistry

    what are the appropriate masses of the subatomic particles expressed in atomic mass unit

  74. physical science

    how is an electron related to atomic mass how is an isoptope related to mass number

  75. science

    How does an electron relate to energy level? How does subatomic particles relate to atomic unit? The reviews ask for 1 to 2 sentences.

  76. Physics

    Rutherford, Geiger, and Marsden (his students) fired a beam of alpha particles at a gold foil. The alpha particles had an energy of about 3.6 million electron volts, a charge of +2e, and a mass of about four AMU (one Atomic Mass Unit is 1.66 x 10-27 kg.

  77. physics

    Many subatomic particles have the same charge as an electron (e) but much different masses. For instance, the muon has the same charge as an electron but its mass is roughly 207 times greater. Explain the changes you would have to make to the e/m tube and

  78. physical science

    what is a one sentence that describes how subtatomic particles and atomic mass unit are realted?

  79. Riddle

    How are these two people related to each other? If a man's mother's nephew is a woman's father's cousin, how closely related are the man and woman related? I think they would be related by marriage?

  80. MATH

    One particle(atom) of gold weight 197 atomic mass units. One atomic mass unit is approximately 1.6601 x 10^-24 grams. How many particles of gold are there in 197 grams of gold? Use scientific notation where and when appropriate.

  81. Chemistry

    2. The red subatomic particles can best be described as? counted into the mass of the atom, negatively charged, located in the electron cloud not counted into the mass of the atom, negatively charged, located in the electron cloud not counted into the mass

  82. Science

    The modern atomic model includes electrons orbiting the nucleus. Which of the following parts of Dalton’s atomic model was disproved by the discovery of the electron? A. Atoms are tiny particles. B. Atoms cannot be divided into smaller parts. C. Atoms

  83. Physical science

    List the charge, mass, and location of each of the three subatomic particles found within atoms

  84. Science

    Which subatomic particles significantly contribute to an atom's mass? I think a proton does, but I'm not totally sure.

  85. Chemistry

    How is the average mass of a penny related to average atomic mass?

  86. Chemistry

    226Ra88 decays by emitting three alpha particles and three beta particles. what's the resulting nuclei? Is it 238Bi83? (Number on left is mass # and on right is atomic #)

  87. chemistry

    Estimate the number of atoms in 7.827 g of iron using the mass of an atomic mass unit (1.661 x 10^-27). The atomic mass of Fe is 55.85 u.

  88. chemistry

    Estimate the number of atoms in 2.429 g of iron using the mass of an atomic mass unit (1.661 x 10 ^ -27). The atomic mass of Fe is 55.85 u.

  89. chem PLEASE HELP

    WHO MADE THESE ATOMIC DISCOVERIES? An atom has a nucleus that is very small In a reaction, the mass of the products must equal the mass of the reactants. Electrons are negatively charge pieces of matter. An electron has a mass that is very small compared

  90. chemistry

    1. From Thomson's work, which subatomic particle do you think he would feel are most important for the formation of compounds? Why? 2. Of the remaining two other kinds of subatomic particles, which do you think would take second place in importance? Why?

  91. psychology

    I hope you can help me. I am working on my final and need to know what exactly is "Evaluate the list above (not giving the list but doing on stress)for areas of need not already addressed. Recommend a fifth job title and assign other health

  92. Physics

    1.How does the mass of a nucleon compare with the mass of an electron? 2.Distinguish between atomic number and atomic mass number. 3.Why do protons in a very large nucleus have a greater chance of flying apart by electrical repulsion? 4.What exactly is

  93. physical science

    How is an isotope and a nuetron related? how is an atomic number and a proton realted?

  94. REC120

    Khaldun's hierarchy of desires theory, what element is found at the pinnacle of the pyramid? Desires related to spirituality or Desires related to leisure or Desires for affiliation or Desire for safety or Desire to meet bodily appetites I think it is

  95. Physics

    A tritium nucleus explodes by beta decay. An electron leaves with 1x108m/sec. Its mass is 9x10‐31kg. What is the recoil velocity if the 3He+ ion mass is 3x 1.66x10‐27kg. What is the kinetic energy of both particles in Joules and in electron volts (1eV

  96. physics

    Two protons and two positrons form a square as shown in the figure. All the particles are initially at rest. Due to Coulomb's repulsion, the particles fly off to infinity. Determine the ratio vp/ve where vp and ve are the final velocities of the protons

  97. Geography

    Are the borders of India (suuch as China, Nepal, Bangladesh, and Burma) related to culture (ethnic boundary) or more related towards physical features? I'm not sure how I can tell

  98. physical science

    How is an electron related to an electron cloud

  99. chemistry

    What instrument is used to determine the mass and relative ambuandaces of small atomic particles? You may be thinking of the mass spectrometer. I'm not sure how small you are talking about but the mass spec is used to determine atomic masses and relative

  100. Tissue box project help?

    So, I have to design a tissue box. ( I already bought one) and, It has to be anything related to english, as in ( parts of speech, words, ) anything. anything related to language arts. and I need some ideas? Could somebody help me? Thank you. -Allyson

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