Odpowiedź:
a) mK2O = 39u * 2 + 16u = 78u + 16 = 94u
b) mNa2CO3 = 23u * 2 + 12u + 16 u * 3 = 46u + 12u + 48u = 106u
c) mMg3(PO4)2 = 24u * 3 + 31u * 2 + 16u * 8 = 72u + 62u + 128u = 262u
Wyjaśnienie:
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Odpowiedź:
a) mK2O = 39u * 2 + 16u = 78u + 16 = 94u
b) mNa2CO3 = 23u * 2 + 12u + 16 u * 3 = 46u + 12u + 48u = 106u
c) mMg3(PO4)2 = 24u * 3 + 31u * 2 + 16u * 8 = 72u + 62u + 128u = 262u
Wyjaśnienie: