tristin10999 tristin10999

22-10-2021
Chemistry

contestada

How many neutrons are in an element with an atomic number of 9 and a mass number of 19?

9

10

18

19

How many neutrons are in an element with an atomic number of 9 and a mass number of 19 9 10 18 19 class=

Respuesta :

alexaaguayo101 alexaaguayo101

22-10-2021

Answer:

10 neutrons

Explanation:

This isotope of fluorine has 9 protons, 9 electrons, and 10 neutrons

Answer Link

hello0012 hello0012

14-11-2021

Answer:

10 is correct answer.

good

Answer Link

Otras preguntas

PLEASE HELP FAST! :) Which of the synonyms below would best express a feeling of loving something to a point of worship? Admire—to respect or like Adore—to ho

carmen measured a room to be 10 1/2 feet by 12 5/8 feet. what is the area of the room written as a decimal

What year did cairo come under muslim control?

count back blank equals 7 - 3

Which type of radioactive decay does not produce any particles? a. beta decay c. gamma decay b. alpha decay d. electron decay

What is the meaning of the quote from the magna carta "no free man shall be taken, or imprisoned ... Save by the lawful judgment of his peers[equals]"

can u help me on this question plz

Define allegories and commentaries and explain what they have in common.

which best relates cells and viruses

After Spain’s split, Germany and Italy quickly sent aid to the conservative a. Nationalists. c. Traditionalists. b. Communists. d. Loyalists.