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

39 x désigne un nombre relatif. En utilisant des identités remarquables, recopier et compléter le tableau ci-dessous. Forme factorisée Forme développée (x + 5)²
sketch the region enclosed by the graphs of the given functions. y = tan(5x), y = 2 sin(5x), − 15 ≤ x ≤ 15
It is useful to compare a logistic regression model against some kind of baseline state. Which of the following is the baseline state that is usually used in lo
What is the approximate volume of the composite figure? Use 22/7 for pie. Round to the nearest hundredth. Enter your answer in the box. 3 cm 14 cm About ___cm³
In a certain two-slit interference pattern, eight bright fringes lie within the second side peak of the diffraction envelope and diffraction minima coincide wit
Find the Fourier transform of a periodic signal x(t) with period To: k -00 Hint: use the results from question 4, part b.
Show that: h/x = 1-tan² a/3-tan² a
in the music industry, ________ are considered a newer substitute for cd-based music stores.
Which groups has dominated recent elections for texas's highest courts?
a 90.0 cm wire of mass 6.00 g is tied at both ends and adjusted to a tension of 35.0 n . for related problem-solving tips and strategies, you may want to view a