nateybirdzo9n nateybirdzo9n

11-10-2016
Chemistry

contestada

If an atom has 16 protons, 15 neutrons, and 19 electrons, what is the atom's electrical charge?
a. -3
b. 1
c. -1
d. 3

Respuesta :

Alligatorteeth Alligatorteeth

12-10-2016

-3 there are 3 more electrons than protons

Answer Link

Otras preguntas

How are vesicles targeted and moved in a eukaryotic cell?

Simplify: -(-9) - 8(6 - 2)

Please help y’all I don’t understand

The ratio of the perimeter of a square to the length of a rectangle is 5:6.The ratio of the length to the width of the rectangle is 3:2.The perimeter of a recta

Make x the subject in the relation

With this tool, the author attempts to describe the unknown term using a different word with a similar, though not identical, meaning.

If (x – 2k) is a factor of f(x), which of the following must be true? f(2k) = 0 f(–2k) = 0 A root of f(x) is x = –2k. A y intercept of f(x) is x = 2k.

What happens to red blood cells in the following solutions A) Salt water? B) Distilled Water ie. Hypotonic solution? C) Tap water ie. Isotonic Solution?

2a. List or draw three possible rectangular dimensions that can be made from a 30 foot piece of fence. 2b. Which of your solutions encloses the smallest area? J

Physics help please ;-; . An astronaut has a mass of 82.0 kg. What is the astronaut's stationary weight at a position 4230 kilometers above Earth's surface? N