ddesravines ddesravines

03-02-2017
Chemistry

contestada

When a radioactive atom emits an alpha particle, the original atom's atomic number decreases by four.

Respuesta :

yashddsy26 yashddsy26

03-02-2017

Ya it is true, alpha particle is actually helium atom with no electrons !
He2+ and it has mass of 4 u ....So that is correct !

Answer Link

Otras preguntas

zach has 8 stores that he manages 6 of those stores are hiring what fraction of his stores are hiring?

Suppose that a particular artillery piece has a range r = 5710 yards . find its range in miles. use the facts that 1mile=5280ft and 3ft=1yard

While the theme of "Ode on a Grecian Urn" focuses on how art is eternal, the theme of "Ozymandias" focuses on how a.royalty is superior. b.nature endures. c.thi

The "aha!" moment demonstrated by wolfgang kohler's work with chimpanzees demonstrates:

Find the least common multiple of the pair of polynomials. 2y^2-32 and y+4

Which ordered pair is a solution to the system of equations? {2x−y=−1 {2x−4y=8 A-(−2, −3) B-(8, 2) C-(1, 3) D-(7, −5)

The area in a multipolar neuron that connects the cell body to the initial segment of the axon is called the ________.

i will mark as brainiest you answer this easy question

a school cafeteria makes 4 diffrent salads during the week but serves only 2 salads each day on a roating basis. salads: chicken,fruit,pasta,tuna. a student ran

why did the church oppose the heliocentric theory