jamesmcneese33 jamesmcneese33

06-02-2017
Physics

contestada

How many protons are in the radioactive isotope 40/19K?

Respuesta :

havocgaming1224 havocgaming1224

06-02-2017

First we have to establish that the number of protons is equivalent to the atomic number of element. Here I am assuming that you are referring to Potassium (K) - 40. Potassium, stable or unstable has 19 protons.

Answer Link

Otras preguntas

I need help with this question

The polygons are similar. Find the value of X and Y. (PLEASE HELP⚠️⚠️)

Identify the vertex of the graph. Tell whether it is a minimum or maximum A. (-1, -2); maximum B. (-2,- 1); maximum C. (-2, -1); minimum D. (-1, -2); minimum

Which two subatomic particles make up the nucleus of an atom?

Suppose you boil water and use it to cook pasta. What do you think happens to the total mass of the pasta and the water as the pasta cooks?

Explain the irony in this political cartoon

PLEASE HELP 12 POINTS

In the diagram, . Which pair of angles can be proven congruent?

Why don't we use more renewable energy sources?

What does natural selection refer to? 1) a trait that helps you survive and reproduce 2) the environment determines which traits are favorable for a species to