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

Approximate the value of 51. helepepe

Select the correct answer Select the phrase that best completes this sentence. Aquí en el museo tú enseñar a los visitantes diferentes obras de arte. A. haber q

What is the name for the four small territories created by christians in the holy land?

What is the value of s in the figure below?

What is meant by Reluctant??

J’________ à la piscine avec mes amis samedi dernier. (être)

If f(x)= 3/x+2-sqrt x-3, complete the following statement: The domain for f(x) is all real numbers____ than or equal to 3.

(3Q) Find the amplitude and period of f(t)= -tan.0t

In parallelogram ABCD, AE and CF are perpendicular to diagonal BD, and EF = 10 cm. If BD = 28 cm, then how long are DE and BF? (Diagram is not drawn to scale.

One common method of converting symbols into binary digits for computer processing is called ASCII (American Standard Code of Information Interchange). The up