21master 21master
  • 03-02-2021
  • Physics
contestada

Which of the following elements has a mass number of 19 and contains 10 neutrons?
A. potassium (K)
B. neon (Ne)
O c. fluorine (F)
D. copper (Cu)

Respuesta :

messiah13carmelo
messiah13carmelo messiah13carmelo
  • 03-02-2021
D cause I took the test
Answer Link

Otras preguntas

Write the pair of fractions as a pair of fractions with a common denominator 1/4 and 2/3
Makayla was training for a 2k run. it was tiring, and she had to stop and walk to the finish line.if she had run 650 meters out of each kilometer, how many k
A stock bottle of medication contains 500 mg of drug used in compounding other medications. You used 125 mg for one prescription and 62.5 mg for a second prescr
Give 3 visible examples of motion that is caused by forces from non-living things
Geometry- please explain when you answer. #16
what is te slope-intercept form of the equation of the line with (-3,5), (6,2)
How to write a check out for 400 dollar
What are the nitrogenous bases found in dna?
The movie theater had 135 people in it. if the people split into 9 even groups to watch different movies, how many people will watch each movie.
A person has three times as many nickels as quarters. of the total face value of these coins is $3.20, how many of each type of coin does this person have