bucketofwaterd bucketofwaterd

01-10-2020
Chemistry

contestada

Identify the mass number of an ion with 20 protons, 22 neutrons, and 18 electrons.

Respuesta :

Nikeon202 Nikeon202

14-10-2020

Answer:

42

Explanation:

Relative mass = number of protons + number of neutrons

Relative mass = 20 + 22

Relative mass = 42

Answer Link

Otras preguntas

what is the answer for (20,8),(9,16) ?

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??

Can someone use the word delta in a sentence

Find Domain of the functionsquare root of (x-8)/x(x-9)

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

Find Domain of the functionsquare root of (x-8)/x(x-9)

Find Domain of the functionsquare root of (x-8)/x(x-9)

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What