Jacks7k1ZamuellSelli Jacks7k1ZamuellSelli

10-06-2016
Chemistry

contestada

How many protons are in the radioactive isotope 40/19K

Respuesta :

MAXTORRES27 MAXTORRES27

10-06-2016

I am assuming K is potassium and potassium atoms have 21 protons and 21 neutrons. hope that helps some

Answer Link

mjd0623 mjd0623

28-11-2018

The answer to this question is 19

Answer Link

Otras preguntas

identify four threats to the biodiversity in your own environment and briefly explain each threat

When you're happy and you know it clap your hands?

F(x)=-3x-5 and g(x) =4x-2 find (f-g)(x)

PLEASE HELP ASAP!!!!!!!! WILL GIVE BRAINLIEST IF YOURE RIGHT!! Consider the equation y=-2x+5. Create a table of five ordered pairs that satify the equation. Wha

Based on the timeline, in which year did war between the two cultures give way to peace? a. 1494 b. 1496 c. 1519 d. 1522

the vertex of the equation of a parabola is y=4 (x-2)^2-1. what is the standard form of the equation

Express 2.6kg as a percentage of 6.5 kg

A phane takes off at an angle of elevation of 15 ° and travels in a straight line for 3,000 meters. What is the height of plane above the ground at this instant

After a head injury, 15-year-old Jack started having temper tantrums. Most likely his ______ was injured

Use order of operations on [2+(9x3)]x3