Question

#1: Where is most of the mass of an atom?

A. outside the nucleus

B. inside the nucleus

C. distributed throughout the atom

D. distributed around the atom like the shell of an egg

**My answer: B. inside the nucleus.
is that right?? :D

Answer 1

right!

Answer 2

#2: An atom of lithium has 3 protons. How many electrons must be circling the atom if it has a net charge of 0?

A. 1

B. 2

C. 3

D. 6
**Idk this one :(

Answer 3

great!! :) woot woot! :) haha what about #2 tho?? idk that one :(

Answer 4

C. 3

Answer 5

oh okay thanks sooo much!! :D

Answer 6

so yeah proton has a charge of +1

each electron has a charge of -1

Answer 7

ohhh i see :) great!! thank y'all soooo much!! :D

Answer 8

if there are 3 protons , and the overall charge is 0 , how many electrons/

Answer 9

@UnkleRhaukus can u please give @goformit100 a medal for me?? :) i can only give one :(

Answer 10

3 electrons?

Answer 11

but in this instance goformit100 has not given a response worth of a medal

simply telling you option he/she would choose, is not helping you to understand

Answer 12

oh okay haha thanks tho

Answer 13

right

\[3(+1)+n(-1)=0\]\[3-n=0\]

Answer 14

yeah, thanks! :D

Answer 15

yeah, thanks! :D