rachelfugere00 rachelfugere00
  • 03-04-2017
  • Physics
contestada

How many neutrons does element X have if its atomic number is 40 and its mass number is 160?

Respuesta :

dellaM dellaM
  • 03-04-2017
160-40 = 120 ................
Answer Link

Otras preguntas

(2a-16)+(3a+18)=17 what is a?
Recall that Pilate had the inscription, “King of the Jews,” placed on the cross of Christ. How might Pilate’s conversation with Jesus about the truth have affec
URGENT!!!! I NEED HELP ASAP, WILL MARK BRAINLIEST IF YOU PROVIDE A WELL DONE EXPLANATION!!
How does mass media affect national and international politics? O A. Media can influence how the population perceives events and issues. O B. More people are pr
Two people meet for the first time. What is the probability that they both have the same birthday?
Which two groups fought the Boer War?
Please hurry! The diagram shows two squares constructed on the sides of a rectangle. What is the area of C? Square A=6 ft2 Rectangle B=5 ft2 Don’t mind the writ
Write 2 as a complex number.
How did the Imberts trick Arsène Lupin?
Solve for r. r= __ ?