garydesir1 garydesir1

19-02-2017
Chemistry

contestada

How many neutrons does element X have if its atomic number is 44 and its mass number is 151?

Respuesta :

Sanchezj21 Sanchezj21

19-02-2017

To find the number of neutrons, you subtract the atomic number from the mass number of element X. So in this case, it'll be 151-44= the number of neutrons.

Answer Link

Otras preguntas

(Based on q = -sm∆T)List the metals in order of increasing specific heat.The metals are-Brass with a specific heat of 0.418 J/g°C-Aluminum with a specific heat

One month, 24 employees earned a bonus and 56 employees didn't earn one. Express the number of employees who received the bonus as an unsimplified ratio to the

The chromosomes that go together in a pair are called...?

What was the last state added to the U.S.

x/-2=10 (one step equations )

Can you write a GERMAN birthday invitation ? Minimum 10 sentences, don't write something hard. A1.1 Level.(Please don't try to troll. Just answer or I'll report

What's the preposition in Richard arrive to the concert too late to buy a ticket

Which causal word is most commonly associated with the word fever? A) infection B) infirmary C) medicine D) treatment

You want to take a trip to Brazil. Your friend does some research and tells you the range of the prices for flights is $208. Which of the following could be t

A manager wants to set a fair pay range for each job in her department so she will do