October 2018 1 19 Report

1. Oblicz masę: 2 moli tlenku sodu,6 moli wodoru, 0,5 mola magnezu, 9 moli wody, 4 mole kwasu siarkowego VI 2. Ile moli stanowi: 36g wody, 12g wodoru cząsteczkowego, 4g kwasu solnego, 8g azotu, 12g żelaza


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