3 years ago

HELP PLEASE I DONT KNOW WHAT THIS MEANS IM CONFUSED

Chemistry

1 answer:

Zielflug [23.3K]3 years ago

5 0

Explanation:

In an alpha emission, an alpha particle is ejected from a large nucleus. An alpha particle is simply a helium nucleus (atomic number is 2 and mass number is 4) so that means that the atomic number of the emitting nucleus decreases by 2 and its mass number decreases by 4.

You might be interested in

Is the perceived frequency of a sound wave

ryzh [129]

Answer:

pitch

Explanation:

7 0

3 years ago

What is the charge of a proton? neutral negative positive

Brilliant_brown [7]

The charge of a proton is positive.

4 0

3 years ago

True or false A(n) rift valley forms where plates diverge on land.

motikmotik

Answer:

True

Explanation:

4 0

3 years ago

Read 2 more answers

True or False? Unbalanced forces cause a change in motion <br> T/F <br><br> How do you know this?

Oxana [17]

Answer:

true

Explanation

Unbalanced forces can cause an object to change its motion.If an object is at rest and an unbalanced force pushes or pulls the object it will move. Unbalanced forces can also change the speed or direction of an object that is already in motion.

5 0

3 years ago

Read 2 more answers

How much voltage is required to run 1.6 A of current through a 240

pentagon [3]

Answer:

answer is not there

Explanation:

V=1.6×240

V=384volt

6 0

2 years ago