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Kimia Sekolah Menengah Atas hitunglah massa atom relatif rata rata nitrogen yang mempunyai isotop N13 30% dan N14 70%....​

ericahackettulv – May 10, 2023
hitunglah massa atom relatif rata rata nitrogen yang mempunyai isotop N13 30% dan N14 70%....​

Jawaban:

13,7

Penjelasan:

massa atom relatif rata rata

13x30 + 14x70

= 390 + 980 = 1370
= 1370/100
= 13,7

Post under : #kimia

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