1.

The total number of protons, electrons and neutron in 12g of ¹²C_6 is A) 1.084*10^25B) 6.022*10²³c) 6.022*10²²d) 18​

Answer»

tion:6+6+6=18 p+e+nn=18×12/12 ×NA =18×6.023×10^23



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