walkercasey84
walkercasey84 walkercasey84
  • 13-06-2017
  • Chemistry
contestada

How many protons are in the radioactive isotope 40/19 K ? 40 19 21 20

Respuesta :

37446 37446
  • 13-06-2017
the answer is 19
i know that
Answer Link
mjd0623
mjd0623 mjd0623
  • 28-11-2018

The answer to tis question is 19


Answer Link

Otras preguntas

Fill in the blanks to explain what happens when the cousins reach the next level in the game.
que aceleración adquiere un cuerpo de 0.5 kg cuando actúa una fuerza n2​
Point A is the incenter of △PQR. Find each measure
3. Solve the initial value problem. a. 2yy^ prime =e^ x-y^ 2 , given y(4) = - 2 .
A stone is dropped from a bridge. It takes 4s to reach the water below. How high is the bridge above the water?​
Choose the best Spanish translation of "you must study." O A. Deberás estudiar. B. Deberías estudiar. C. Debiste estudiar. D. Debes estudiar.
3 of 9 Express the ratio below in its simplest form. 2:4:2
Type the correct answer in each box. Consider the expressions shown below. A B C Complete each of the following statements with the letter that represents the e
The University Store, Incorporated is the major bookseller for four nearby colleges. An income statement for the first quarter of the year is presented below: U
The legs of a right triangle have the following measurements: 5 and 10 inches. What is the length of the hypotenuse?? show work.