rosefowler909
rosefowler909 rosefowler909
  • 21-03-2021
  • Chemistry
contestada

An element has 4 protons, 5 neutrons, and 4 electrons. What is the atomic mass of the
4,5,8,9

Respuesta :

kanchanbista104
kanchanbista104 kanchanbista104
  • 21-03-2021

Answer:

Atomic mass formula is=neutron+proton

Answer is11

Explanation:

Atomic mass=proton+neutron

=4+5

=11

hope it helps u

please mark me brailliest

Answer Link

Otras preguntas

An alarm clock draws 0.5 A of current when connected to a 120 volt circuit. Calculate its resistance.
What two ideas from geology were important to Darwin's thinking
what did the southwest indians wear
what is the life cycle of the blue shark
Five times the sum of a number and one is 115. What is the number? Use x as your variable.
Facts about the civil rights movements.
If a man travels p hours at an average rate of q miles per hour, and then r hours at an average rate of s miles per hour, what is his overall average rate of sp
which of the following have both 2 and -5 as solutions. a. x2 + 3× - 10 = 0 b. x2- 3x -10=0 c. x2 + 7× +10=0 d. x2 -7x +10=0
In the Shakespeare play about Julius Caesar, what crucial mistake did Pindarus make (act 5)
What is the result of the lungs exhaling more frequently?