SmartyPantSSss8127 SmartyPantSSss8127

02-06-2017
Chemistry

contestada

If an element had 12 protons and 17 neutrons how many electrons does it have

Respuesta :

fatouramjaun fatouramjaun

07-06-2017

For an atom number of proton = number of electron...has nothing to do with neutron

However for an ion this is different

Answer Link

Otras preguntas

Solve the equation by using quadratic formula X^2+8x=5

How many moles of aqueous potassium ions and sulfate ions are formed when 67.3 g of K2SO4 dissolves in water? mol potassium ions? mol sulfate ions?

According to Washington, what has been the outcome for African Americans "who themselves or whose ancestors went through the school of American slavery"? Write

I need answers to this ASAP

What is the solution to the linear equation? - 12+36-1=-5-b

Question 20 (1 point) What unit of distance is the largest in magnitude? Question 20 options: a) Parsec b) AU c) Light Year d) Kilometer

What does the suffix -logy mean in the word astrology mean ? A. Capable of B. Related to C. Word or reason D. Study of

5/3x + 1/3x = 21 2/3 + 7/3x

A 31 mC charge is positioned on the x axis at x + 8 cm. Where should a -70 mC charge be placed (on the positive X-axis) to produce a net electric field of zero

Work out the following a) Find β = v/c for a person walking at 3 mile/hr and a truck moving at 65 mile/hr. (b) Find γ-1, where γ¡s the relativistic factor γ 1/