jgsdjfkklfj7025 jgsdjfkklfj7025

01-06-2018
Chemistry

contestada

Potassium has a mass number of 40 and an atomic number of 19. how many protons does it have?

Respuesta :

01-06-2018

19. The atomic number is the same as protons and electrons unless it have a - or a + charge the electrons are going to change

Answer Link

Otras preguntas

On santiago's last night alive, what did he spend some time calculating and why is that a haunting memory for those who know considering what it reminded him of

The process by which complex compounds are decomposed by living systems is called fermentation distillation oxidation reduction

When is periodic data useful? Give examples to support your answer.

Which countries have Persian Gulf coastlines?

what two forces are balanced when a system is in isostasy

the loss of a particle such as a proton as an atom tries to become stable is called a what?

The volume of a solid gold statue can be approximated as 1000 cm3. If the density of gold is about 20/cm3, what is the mass of the statue?

An agribusiness investor is weighing viable investment options. Which of the following opportunities would a financial adviser be LEAST likely to recommend base

Which aspect of Mary Shelley’s frankenstein’s most clearly shows a gothic influence in the story?

PLEASE HELP WITH MATH!