WindelCaceus123 WindelCaceus123

18-11-2018
Chemistry

contestada

An atom of potassium has an atomic mass of 39 amu and an atomic number of 19. It therefore has ______ neutrons in its nucleus. a. 19 c. 20 b. 39 d. 2

Respuesta :

Аноним Аноним

18-11-2018

i believe the answer is c) 20

Answer Link

hanimani2 hanimani2

18-11-2018

The answer will be option c

Answer Link

Otras preguntas

who decided the election of 1800 and why ?

What is the correct term for a release of an ovum in the female reproductive system?

How is the ecological system organized?

What are preventable injuries and unpreventable injuries

Ratio equal to the ratio given 12:7

The positive integer x is a multiple of 9 and also a multiple of 12. The smallest possible value of x is (A) 3 (B) 12 (C) 21 (D) 36 (E) 72

How is the ecological system organized?

what is a similar quote for Romeo and Juliet "my bounty is as boundless as the sea . My love as deep , the more i give to thee , the more i have , for both are

what religion did mansa musa of mali help spread

The tickets for the concert are selling for $12.00. Juanita is going to the concert with a group of 25 people. There is a discount of 1/8 off each ticket for gr