kayyyy21 kayyyy21
  • 11-10-2016
  • Chemistry
contestada

In an atom of argon-40 the number of protons

Respuesta :

SJ2006
SJ2006 SJ2006
  • 19-10-2016

Number of protons is equal to atomic number and as argon atomic number is equal to 18 it would have 18 protons.

So, your answer is 18

Answer Link

Otras preguntas

three is twenty-one, divided by the sum of a number and five
How many squares for three traits?
How to solve this problem .         0.3 [1.57 – (0.6)²]
Jack, Jill, and Ron share a 2-bedroom apartment. Rent is represented by R. The water bill is $20 per person. The electric bill is $250 a month. Jill will be pic
A rectangular room is four times as long as it is wide, and its perimeter is 70 meters. Find the width of the room.
The length of a rectangular garden is 7 feet longer than its width. The garden's perimeter is 202 feet. Find the length of the garden.
How to solve this problem .         0.3 [1.57 – (0.6)²]
A department store is having a 55% off sale on all sport coats. If you have a coupon for an additional 10% off of any item, how much will a $230.00 sport coat c
three is twenty-one, divided by the sum of a number and five
twelve is sixteen less than four times a number