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 have specific chemical properties

2. what would happen to the current model of the atom if new information about it's structure is discovered in the future
the current atomic model would be revised
the current atomic model would be strengthened
the current atomic model would be proven
the current model would be defended
3. how can the atomic number of nitrogen be determined
count the numbers of neutrons
count the number of protons
add the number of protons and neutrons
count the number of electrons
4. a particular neutral uranium atom has 92 protons, 143 neutrons and an atomic mass of 232 how many electrons does the atom have
92
143
235
337

to which region of the atom is the arrow pointing
electron cloud
electron orbit
neutral
necleus

  1. 👍 0
  2. 👎 0
  3. 👁 2,102
  1. what were your answers?

    1. 👍 0
    2. 👎 0
  2. B
    A
    B
    A
    D
    assured 100% :) :3

    1. 👍 13
    2. 👎 0
  3. i got 100% thanks anna

  4. Thanks Anna
    Got 100% :)

    1. 👍 4
    2. 👎 0
  5. Thanks Anna, 100% correct.

    1. 👍 2
    2. 👎 0
  6. 1. B
    2. A
    3.b
    4. A
    5. D
    100% correct I got 5/5

    1. 👍 3
    2. 👎 0
  7. Thanks anna.

    1. 👍 0
    2. 👎 0
  8. Katie is correct I 100%

    1. 👍 0
    2. 👎 0
  9. Thx your correct

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    An atomic nucleus at rest decays radioactively into an alpha particle and a nucleus smaller than the original. What will be the speed of this recoiling nucleus if the speed of the alpha particle is 2.20E+05 m/s? Assume the

    asked by Victoria on April 10, 2015
  2. Chemistry

    which atomic model best explains the helium atom? A. Bohr's Model B. Dalton's Model c. Quantum mechanical model D. Thompson Model Not really sure what this question is asking.

    asked by Otice on December 19, 2017
  3. physics

    4. What is the electric potential at the surface of a gold atom’s nucleus, which is assumed to be spherical? The radius of a gold nucleus is 6.6 x 10-15 meters and the atomic number of gold is 79.

    asked by lol on March 13, 2011
  4. biology

    Which of the following statements about the nucleus is NOT true? a. The nucleus stores coded instructions for making the cell's proteins.*** b. The nucleus usually contains a nucleolus region which is where ribosome assembly

    asked by Anonymous on August 22, 2018
  5. 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

    asked by blue on October 21, 2014
  1. Science--HELP!!

    Can you please check my answers: 1. Dalton's idea that atoms cannot be divided into smaller parts was disproved by the discovery of _________ (electrons?) 2. The description of the structure of the atom is called ______ (atomic

    asked by Amy on June 4, 2015
  2. 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

    asked by Anon on May 26, 2017
  3. Science

    What describes the current model of the atom? A)That electrons and protons move randomly around a nucleus. B)Electrons travel as waves in the electron cloud that surrounds the nucleus. C)Electrons orbit the nucleus like planets

    asked by katrina on January 9, 2017
  4. Chemistry

    An electron jumps from energy level 1 to energy level 2 by absorbing a photon of energy 8 eV. What is the most likely energy of the photon that will be emitted by the electron when it moves back down to energy level 1? 2 ev 4 ev 8

    asked by bigurl1.4 on October 31, 2013
  5. Biology

    Which of the following cranial nerve nuclei is a branchial motor nucleus and is, therefore, found in an intermediate position in the brainstem tegmentum? oculomotor nucleus abducens nucleus dorsal motor nucleus of vagus

    asked by Anonym on April 10, 2013
  6. 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

    asked by barnyard-gal on April 23, 2018

You can view more similar questions or ask a new question.