paigedelsigne paigedelsigne

03-09-2017
Chemistry

contestada

What is the net charge of an element that has 15 protons, 17 neutrons and 18 electrons?

Respuesta :

faith102 faith102

03-09-2017

subtract the number of electrons from the protons. neutrons have no charge so those don't matter in the formula

Answer Link

Otras preguntas

Simple Machine Lever: A ________ that pivots on top of a fixed point called a _______.

Video club A charged $10 for membership and $3 for movie rental. Video Club B charges $15 for membership and $2 per movie rental. For how many movie rentals wil

find an equation of the tangent line to the circle x^2 +y^2=24 at the point (-2 square root 5, 2).

Randal answers 96 out of 120 questions correctly on a science exam. What percent of the questions did Randal answer correctly

You are standing 1 meter from a squawking parrot. If you move to a distance three meters away, the sound intensity will be what fraction of its original value?

What is 0.75 as a fraction in simplist form

which of the following organisms feeds on the largest variety of producers

Which fossil occurs on the most landmasses? & What does this suggest about when these particular continents broke up?

How many square units are in the greatest area that can be enclosed by a rectangle whose perimeter is 20 units?

How far does Franklin Roosevelt deserve his reputation as one of the greatest US presidents?