1kagambrell 1kagambrell

14-07-2020
Chemistry

contestada

What is the mass number of an atom with 24 protons and 30 neutrons?

Respuesta :

Аноним Аноним

14-07-2020

Answer:

54

Explanation:

Mass number = protones + neutrons

Mass number = 24 + 30

Mass number = 54

Answer Link

Otras preguntas

an office supply company has 180 boxes of paper. they have 22 clients and each client must receive the same amount of paper . how many boxes of paper will each

Which rate is a unit rate? $250/40 hours 26 miles/1 gallon 1 cup/3 scoops 300 miles/5 hours

How would you describe the Romans compared people who live in front of them? what made the Romans only? think about the many ways they were different from those

Jacinta is working on a jigsaw puzzle that has 403 pieces. She has completed 1/4 of the puzzle. About how many pieces has she placed in the puzzle

which type of colony had a governor and council appointed by the king

is 2/5 larger than 2/7? (Fractions)

what is nine hundred twenty-seven and fifteen hundredths in standard form?????????? HELP FAST PLEARE!!!????!!!!???

what is 3/5 of 3 3/4

why is energy important in medical science (5 things or more)

10 quater to 12 dimes , to 16 nickels