Vrodriguez1975 Vrodriguez1975

03-11-2018
Chemistry

contestada

How many neutrons does element X have if its atomic number is 23 and its mass number is 99?

Respuesta :

CrazyVibez CrazyVibez

03-11-2018

Hello there,

Element X:

Atomic number = 23

Mass number = 99

99 - 23 = 76

Answer: 76 neutrons

Hope I Helped!

-Char

Answer Link

Otras preguntas

A noun clause does not function as a modifier. a. True b. False?

What is a motherboard?

When creating an oxymoron, an author A. combines contradictory words B. removes unnecessary words C. replaces harsh sounding words with softer sounding ones D.

The study of how people think and behave

Smartphones are wireless telephones with features such as cameras. a. True b. False

248 miles in 4 hours. what is his unit rate of speed in miles per hour?

What is one way to determine the credibility of a website?

How would the mass of an object be different if it were on the moon instead of on Earth? a. The mass would be the same on Earth. b. The object would not have

When you notice the soft sound of rain on the roof, it has crass ed a perceptual line called your _____ threshold for detecting an auditory signal? A:absolute B

Multiply: (9x^2y^3)(7xy^2)