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

Which of these men was leading physician of the time and helped found the first american antislavery society signed the declaration of independence?

The result of the opium war in China was similar to the result of commodore perry expedition to Japan is that both events

How did the regional conflict in western europe lead to the involvement of nations worldwide?

proteins, starch, and DNA are similar in that they are all

Show that there are 30.48 cm per foot. how many centimeters are there in one mile?

What are some of the ways you think Gatsby failed to accomplish his dreams?

Financial crimes and crises in the era of false profits

The most important german philosopher of the romantic era was:

Select three achievements made during the han dynasty period and describe why you think they are the most significant advancements.

To prove strict liability, one must prove __________.