tolong bantu nomor 26, 27, 28 dan 30.. pleasee

26.
a. JP = mol x avogadro
= 5 x 6,02 x 10^23
= 30,1 x 10^23
b. Jp = mol x avogadro
= 0,00001 x 6.02 x 10^23
= 0,00006 x 10^23

27.
a. m = n x ar
= 5 x 40
= 200



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