matthewrenshaww
matthewrenshaww matthewrenshaww
  • 23-01-2019
  • Physics
contestada

How many neutrons does element X have if it’s atomic number is 21 and it’s mass number is 75

Respuesta :

bob705412 bob705412
  • 23-01-2019
54 is the amount of neutrons there would be
Answer Link

Otras preguntas

25 mi/hr is equal to m/min
3 ways government can ensure that the help it offers is received only by the people who are in need
Given an increase in the market demand for its product, a firm decides to hire an additional worker. the amount of output produced by 25 workers is 80 units. th
What is the difference between the plasma and gaseous states of matter?
Statement 1: If parallel lines have a transversal, then corresponding angles are congruent. Statement 2: A line has an infinite number of points extending in op
Emanuel has 745 pictures in his phone. His memory is getting full, so he starts deleting 20 pictures every day. Define each variable and write an algebraic
For the functions f(x) = 2x + 3 and g(x) = 6x + 2, which composition produces the greatest output? Neither composition produces an output. Both compositions
Need help solving this equation please 9(z-3)=12z
Ratio for 29 to 30!!!
how to decrease -15 by 11