August 2018 1 7 Report
Ile dwudziestokilogramowych workow wapna palonego powinien zakupic murarz aby uzyskac zniego 148kg wapna palonego? zapisz obliczenia.(masa atomowa Ca jest rowna 40u O-16u H-1u )
wapno palone- CaO a wapno gaszone Ca(OH)2 pomozcie ;)
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