Question

help

Answer 1

@ganeshie8 @adrynicoleb

Answer 2

@welshfella @jim_thompson5910 @IrishBoy123

Answer 3

how many protons are there (look at your last post if you aren't sure)

Answer 4

92

Answer 5

now subtract that from the mass number to get the number of neutrons

Answer 6

(number of neutrons) = (mass number) - (number of protons)

Answer 7

another way to state it is

(number of neutrons) + (number of protons) = (mass number)

Answer 8

143

Answer 9

yep

Answer 10

thats the answer

Answer 11

yes