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

c=4x +5y make x the subject of the formula
what is equal to -5/4​
Ron has 17 coins with a total value of $2.75. The coins are dimes (10 cents) and quarters (25 cents). How many of each coin does he have? Ron has ___dimes and _
need help on dis plz that would be big help Identify the base in this acid-base reaction: 2 upper H upper C subscript 2 upper H subscript 3 upper O subscript 2
(36÷? )−(36÷? )=5 Please answer the ? here are the numbers you can only fill them in with 12,8,9, and 4
Please help me with this i will give brainliest if you do it all.
Solve the equation 9y + 3x = 6 for y. O y= 54 - 27x o y= 2 x + y= + con O y=27x + 54 o y= 3 5​
Find the value of x in the triangle shown below. 6 10
Human blood type is determined by three alleles IA, IB, and IO. The alleles IA and IB are co-dominant to each other, and both are dominant to IO. Within a large
Read the excerpt from Thomas Paine’s work Common Sense. O ye that love mankind! Ye that dare oppose, not only the tyranny, but the tyrant, stand forth! Every sp