danielthetough danielthetough

03-05-2017
Chemistry

contestada

if an unknown element has a mass number of 14 and 7 neutrons how many protons are there

Respuesta :

JavierCollante JavierCollante

03-05-2017

there are 7 protons. The mass number is the addition of all protons and neutrons in a given element. To find the protons, simply subtract the mass number by the neutrons. 14-7 neutrons= 7 protons

Answer Link

Otras preguntas

How do you know whether a number is a multiple of another number

15 liters increased by 60℅

In what way does the executive branch check the powers of the legislative branch?

What is a well-mixed mixture that contains a solvent and at least one solute

When butter is heated it melts and when that melted butter cools and solidifies the process called

if an equation does not need the distributive property, what should you look for next?

what are three characteristics of the alveoli promote gas exchange?

solve for c: 5c-4-2c+1=8c+2

what are three characteristics of the alveoli promote gas exchange?

explain how the governments of two different countries are similar and different. Use at least two of the following terms : autocray, oligarchy, decmocracy, uni