aayanhabib379 aayanhabib379

04-06-2021
Chemistry

contestada

How many neutrons are present in an atom with atomic number 9 and mass number 19?

Respuesta :

Eddie1Wan Eddie1Wan

04-06-2021

Answer:

10 neutrons

Explanation:

N=Z-A ie. number of neutrons=mass number-atomic number

N=19-9=10

Answer Link

Orozco811 Orozco811

04-06-2021

10 what Eddie said is correct

Answer Link

Otras preguntas

a beaker was going to arange 432 desserts into rows of 28 the baker divides 432 by 28 and gets a quotient of 15 with remainder 12

The great industrialists of the late nineteenth century praised unfettered free enterprise as they worked to eliminate competition. How can these apparently con

which of the following characteristics determines when the refractory period ends?

what is the site of leaf attachment to a stem

how much protein do i need

passive aggressive meaning

what game's name is derived from a swahili word meaning to build?

how many valence electrons does carbon have

a patient contracted a disease just by being in the same room with an infected individual for an extended period of time. which of the following modes of diseas

una oración en inglés con la palabra proof