esveidyjm esveidyjm

09-06-2021
Chemistry

contestada

Please help on how to solve this problem it’s for isotopes

Please help on how to solve this problem its for isotopes class=

Respuesta :

Trancescient Trancescient

09-06-2021

Mg-19:

#protons = 12

#neutrons = 7

#electrons = 12

Mg-40:

#protons = 12

#neutrons = 28

#electrons = 12

Answer Link

Otras preguntas

Explain how internet has brought changes in our culture and structure of society.

What are the concentrations of hydronium and hydroxide ions in a solution with pH 2.6?

Describe two pieces of evidence that show that plants cannot make their own food without light

7. (a) Using two examples, explain how covalent compounds are formed. [4 marks] (b) State three physical properties of covalent compounds. [3 marks]

Can someone please help me with this question

How late do you stay up?

Why is it necessary to know about other cultures and why adapting to change is an important aspect of life?.

Why is it important to avoid applying too much nitrogen fertilizer?

How to find B? what type of angle is it?

Hola!! Buen día mencionen 10 heroínas del Perú.