nancyduniya
nancyduniya nancyduniya
  • 09-11-2022
  • Chemistry
contestada

An atom of an element x has 81 electrons and 124 neutrons
A how many protons has it
B what is it's mass number
C what is the atomic number of x ​

Respuesta :

Otras preguntas

19 inches = how many feet
What is the central unit of the computer that contains the logic circuitry and carries out the instructions of the computer's programs called?
how can you solve (1+2)-(-3-4)?
Write an equation which sloves for the radius of an object having a circumference of 46 feet
Please solve for a Earn 40 points. A=16 but I don't how to get that 4(a-1) -5 =3a + 7
95 divided by 4 and 34 divided by 2
You are saving $5 each week to attend a summer program that costs $300. You already have $84. You have also received a $50 scholarship for the program. How many
how can you solve (1+2)-(-3-4)?
Which is greater 1/4 or 3/4
the number divided by -4 is increased by -63, the result is -45. What is the number?