Question

alguien me ayuda ?pls es para mañana​

Answer 1

a)

Protones = 20

electrones = 20

Neutrones = 40 - 20 = 20

b)

Protones = 26

electrones = 26

Neutrones = 56 - 26 = 30

c)

Protones = 35

electrones = 35

Neutrones = 80 - 35 = 45

d)

Protones = 12

electrones = 12

Neutrones = 24 - 12 = 12

e)

Protones = 18

electrones = 18

Neutrones = 40 - 18 = 22

SALUDOS!