An alpha particle,4He2+ , has a mass of 4.00151 .
Find the value of its charge to mass ratio in C/kg.

How do I solve this?

  1. 👍 0
  2. 👎 0
  3. 👁 1,439
  1. the charge is 2*1.6E-19 coulombs
    the mass is 4*1.672E-27 kg

    so mass/charge= you do it.

  2. Thank you!

    1. 👍 0
    2. 👎 0
  3. Nuclei with the same number of neutrons but different mass numbers are called isotones. Write the symbols of four isotones of 236Th

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions


    A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is uniform and is given by Ex = 2.5 N/C, Ey = Ez = 0. If the velocity of the particle at t = 0 is given by vy = 50 m/s, vx = vz = 0,

    asked by Mary on April 29, 2015
  2. 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
  3. Physics help!

    An alpha particle(charge +2e) is sent at a speed towards a gold nucleus( +79e ). 1) what is the electric force acting on the alpha particle when it is 2.0 x 10^-14 m from the gold nucleus. 2) if the alpha particle came to a stop

    asked by Happiness delight on August 14, 2017
  4. Physics

    An alpha particle(the nucleus of a helium atom) has a mass of 6.64*10^-27kg and a charge of +2e. What are the magnitude and direction of the electric field that will balance the gravitational force on it? Mp= 1.67*10^-27kg

    asked by Tolar on May 16, 2012
  5. physics

    An alpha particle collides with an oxygen nucleus, initially at rest. The alpha particle is scattered at an angle of 60.9° above its initial direction of motion, and the oxygen nucleus recoils at an angle of 51.9° on the

    asked by Please Help! on November 21, 2010
  1. Chemistry

    Why is an alpha particle written as a helium (He) nucleus? A. An alpha particle has two protons and two neutrons; it is essentially the nucleus of a helium atom. B. Helium is a common element that is often present in small forms;

    asked by Michael on January 26, 2018
  2. Physics

    In a location in outer space far from all other objects, a nucleus whose mass is 3.57232e-25 kg and which is initially at rest undergoes spontaneous "alpha" decay. The original nucleus disappears, and two new particles appear: a

    asked by bryce tanaka on October 7, 2011
  3. physics

    Two particles, with identical positive charges and a separation of 2.60 x 10^-2 m, are released from rest. Immediately after the release, particle 1 has an acceleration a1 whose magnitude is 4.60 x 10^3 m/s^2, while particle 2 has

    asked by kim on April 26, 2010
  4. physics

    Rutherford fired a beam of alpha particles (helium nuclei) at a thin sheet of gold. An alpha particle was observed to be deflected by 90.0°; its speed was unchanged. The alpha particles used in the experiment had an initial speed

    asked by Anonymous on April 11, 2018
  5. Physics

    An alpha particle (mass=6.68x10^-27kg)is emitted from a radioactive nucleus with an energy of 5.00MeV. How fast is the alpha particle moving in m/s? (1 MeV= 1.6x10^-13J). I don't know how to start to solve this problem A.2.40x10^7

    asked by Matt on January 10, 2011
  6. College Physics

    particle 1 of charge q1 = 1.04 ìC and particle 2 of charge q2 = -2.99 ìC, are held at separation L = 10.8 cm on an x axis. If particle 3 of unknown charge q3 is to be located such that the net electrostatic force on it from

    asked by Stephanie13 on July 6, 2012

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