samuelgutierrez218 samuelgutierrez218

25-05-2021
Chemistry

contestada

how many isotopes does the element with atomic number 21 have?

Respuesta :

quirkytardigrade quirkytardigrade

25-05-2021

Answer: 13 isotopes

Explanation: Scandium is the element with an atomic number of 21, there is only one naturally occuring isotope of Scandium

Answer Link

Otras preguntas

Sorry to bother you people on Easter BUT can someone help me HAPPY EASTER

Adrianne Hopper wrote a poem about the environment. Which of these BEST describes how the information in the poem differs from the information in the feature st

PLEASEE HELPPP!!! Suppose that you invest $600 in a bank account that has APR of 8% and it is compounded quarterly (4 times a year) How much money will you have

Can someone help me I’ve been stuck with this for awhile cause I got 170 but it’s not one of the answer choices but it’s not there so maybe I’m wrong??

Can somebody please answer these questions?

If A = (9, 18) and B = (1, 12), what is the length of AB

Jonah and jonathan are twin brothers. jonah is a compulsive gum chewer and nail-biter, while his brother jonathan is a two-pack-a-day smoker and heavy drinker.

What can the reader infer from the statement the summer soldier and the sunshine patriot will, in this crisis, shrink from the service of his country? A) Those

How many 1/4 unit cubes that to fill a prisim

Which theory posited that when given a choice between two or more options, humans will choose the one that is most likely to help them achieve their particular