Odezioronaokuhor Odezioronaokuhor

18-07-2019
Chemistry

contestada

A particle with 10 protons, 11 neutrons, and 12 electrons has a mass number of:

Respuesta :

Аноним Аноним

29-07-2019

For any given element the mass number can be found by adding the protons and the neutrons.

In this case its 10 protons plus 11 neutrons which gives us 21 as the mass number.

Answer Link

Otras preguntas

Many mixed drinks (Long Island Iced Tea, Margaritas, Etc.) have increased amounts of _____ and one of these drinks may equal two, three, or more of a standard d

A 220-kg speedboat is negotiating a circular turn (radius = 31 m) around a buoy. During the turn, the engine causes a net tangential force of magnitude 590 N to

Provide at least two negative effects of friction, and explain how friction can be reduced.

Find the length of the longest side of the rectangle whose vertices are given. a(2, 1), b(5, 4), c(0, 3), d(3, 6)

Which organ is designed to hold and nourish the fetus until the end of pregnancy

If you lose control of your vehicle and collide with a fixed object, such as a tree, at 60 m.p.h., the force of impact is the same as driving your vehicle off a

Answers what happened as a result of the russian revolution

A rational expression had been simplified below. (x-5)(x+1)/3(x+1) = x-5/3 For what values of x are the two expressions equal? A. All real numbers except -1 B.

Identify the verb form in the following sentence. Ernie has been wishing for a new bike since last summer.

3. Simplify log3 20 - log3 5