21master 21master

03-02-2021
Physics

contestada

Which of the following elements has a mass number of 19 and contains 10 neutrons?
A. potassium (K)
B. neon (Ne)
O c. fluorine (F)
D. copper (Cu)

Respuesta :

messiah13carmelo messiah13carmelo

03-02-2021

D cause I took the test

Answer Link

Otras preguntas

-1/2-(-1)-(1/4) help needed plz

22*26 how to solve ????????

A line with a slope of 10 passes through the points (-8,4) and (w,-6). What is the value of w? w=

I’m not smart at all

Does anyone know how to do this?!? Rearrange to make z the subject of the formula r=4-2(5-3z)^2

Which term did Lombroso use to describe individuals who had characteristics of primitive humans? A. animals B. throwbacks C. criminals D. attackers

jenny is paid 85p for each pizza she delivers. she is paid £68.85 for a weekend shift including £15.30 in tips. how many pizzas did she deliver during the shift

Help on this question angels ?

What does Islam mean in Arabic?

Why do reactants require relatively high-energy collisions to form products? a. So that the orientation is correct for bond breaking to occur. b. So that ther