chemistry atomic structure

[strong prawn]

i got 1.38 * 10^44 and now i dont know units konse lgaane hai
also pls tell me what does that bold text mean?does tha mean that Na = 100?
and i also used mass of nucleus = A

[valid gyro]

<@&1227988359910260737>

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[midnight portal]

remember the density cuz it is always constant

10^ wala part toh nhi pta but 1.38 toh shi hi hai

[strong prawn]

i wanted to confirm that mass of nucleus of = A ?

and what does that"in 10^17kg m^-3 mean?

would be a lot helpful anyone could check the whole answer

[tender adder]

density hai

kg

per

metre cubed

you will get the answer as y * 10^ 17

they are asking for the value of y

[strong prawn]

+solved @tender adder