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

what happens when an author dosent cite his or her sources

Help, will give Brainliest and five stars #3 Find an equation for the nth term of the arithmetic sequence. a14 = -33, a15 = 9 Answer Choices A: an = -579 + 42(n

7. Read the following sentence from "Like the Sun." "[The head master said,] 'And remember, every paper must be thoroughly scrutinized.'" Scrutinized most likel

Which two spheres interact to produce waves and currents?

Find (gOf)(x) f(x)=x^2-(1/2x)+4 g(x)=8x-2

simplify 3(3 √9)^-2 show work if possible :)

how to solve 4 1/2 - 9/10?

Rose company is preparing its direct labor budget for may. projections for the month are that 8,350 units are to be produced and that direct labor time is three

Two common ways to arrange ideas in chronological order are a sequence chart and a time piece. true or false

The process by which a sperm cell combines with an egg cell is germination. replication. recombination. fertilization. mitosis.