Chemistry, 16.10.2020 14:01 madisonwaton07

4. W 350 g wody rozpuszczono 100g cukru. Jakie jest stężenie % tego roztworu ? 5. W 400g roztworu znajduje się 80g soli. Jakie jest stężenie % tego roztworu ? 6. Zmieszano 450g wody i 50g kwasu. Oblicz stężenie % powstałego roztworu. 7. Do 250 g wody dodano 50g soli. Jakie stężenie % ma ten roztwór ? 8. W 500g roztworu znajduje się 25 g kwasu. Oblicz stężenie % .

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4. W 350 g wody rozpuszczono 100g cukru. Jakie jest stężenie % tego roztworu ? 5. W 400g roztworu zn...

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