Pryoynatonvelammer Pryoynatonvelammer

03-02-2016
Chemistry

contestada

Which element above has 8 protons in its nucleus?
a. oxygen
b. carbon
c. phosphorus
d. sulfur

Respuesta :

Bigmokeyceline Bigmokeyceline

03-02-2016

A. Oxygen. Oxygen has an atomic mass of 16. The atomic mass of an atom is the combined weight o the protons and neutrons. Since Oxygen's atomic mass is 16, it has 8 protons and 8 neutrons.

Answer Link

stabbydanarwhal stabbydanarwhal

04-02-2016

Oxygen, you cannot judge an elements number of protons by its atomic mass, but by the atomic number. the atomic number is 8, thus 8 protons.

Answer Link

Otras preguntas

how do you solve 4a/b divided by 2ac/b

Who was the so-called new middle-class? What was the role of expertise and organization in this new professionalism?

Why did female factory workers like Charlotte Woodward support the women’s rights movement?

How do three planes intersect at one point?

WRITE THIS NUMBER IN WORD FORM 310,763,136 AND100,203

A crime suspect fled the scene when police officers entered the building. How far could he run in 10 minutes if he can run 5 miles per hour?

What is two thirds of 120?

Tasha believes that she can rewrite the diffrence 120 - 36 as a product of the GCF of the two numbers and another diffrence.Is she correct?

An experiment consists of rolling two fair number cubes. What is the probability that the sum of the two numbers will be 8? Express your answer as a fraction in

Deathvalley has an elevation of -282 feet to sea level explain how to use absolute value to describe the elevation of death valley as a positive integer.