twenty1freaks twenty1freaks

15-05-2017
Physics

contestada

Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92? A. 40 B. 52 C. 92 D. 132

Respuesta :

ztesch101 ztesch101

15-05-2017

B. 52. 40 protons plus 52 neutrons, adds up to 92.

Answer Link

Otras preguntas

Select the conect answerWhat was the purpose of Kennedy's Alliance for Progress?0000A promoting wconomie and democratic growth in Latos AmenerB. expanding the h

59. Both Ocala, Florida, and Lexington, Kentucky, are good places to raise racehorses, in part becauseof the limestone near the surface in both places. Calcium

6) Choose the best answer.In the first paragraph of an essay, or the introduction, a(n) ___ should be included.anecdote○ jokesupporting examplethesis

Which statement best describes how biologists think eukaryotic cells evolvedfrom prokaryotic cells?A. Small cells were engulfed by larger cells and became organ

In a normal distribution of 1027 values, the mean is 75 and the standard deviation is 8. What is the closest number of values that would be above 91?

For Shellie's Natural Products. Describe Shellie's Natural Products and what they sell? What should you look for when performing a business valuation? and why

113Which is an example of a short-term investment?○ savings bondsavings accountO retirement fund◇ checking account

Gyres travel in the same direction in the northern and southern hemisphere.O FalseO True

Which is the principal means of delivering oxygen from the blood to other tissues in the body?White blood cellsPlateletsRed blood cellsT-Cells

3 step variable fraction on both sides x equal to 14