II gimnazjum

Świat chemii 2a

Chemia

Chemia Nowej Ery 1

Chemia Nowej Ery 2

Chemia w zadaniach i przykładach

Ciekawa chemia 2

Świat chemii 2

Świat chemii 2b

Zbiór prostych zadań z chemii dla uczniów gimnazjum

Dane: mr1​=1kg=1000g Cp1​=5% Cp2​=8% Szukane: mH2​O​

Dane: mr1​=1kg=1000g Cp1​=20% mcukru​=0,5kg=500g - masa dodanego cukru Szukane: Cp2​

Dane: <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/a656d4151fae04932287acb9eecdb5a3b20c60adfcb7271ee071f9399414279d_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/a656d4151fae04932287acb9eecdb5a3b20c60adfcb7271ee071f9399414279d_big.svg" type="image/svg+xml"></object> <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/0e81a8550998f830336afca2e629f93868907cee31fec25392807b95cc598fcb_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/0e81a8550998f830336afca2e629f93868907cee31fec25392807b95cc598fcb_big.svg" type="image/svg+xml"></object> <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/4b6ce797128dd2621d41a555fec3cd7b46fc8aa95eeb70251994cc5f3789e27e_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/4b6ce797128dd2621d41a555fec3cd7b46fc8aa95eeb70251994cc5f3789e27e_big.svg" type="image/svg+xml"></object> Szukane: <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/163b93b8dde678d98cbd53db0718d5236e177328286c0ec0d75209ae9e94857e_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/163b93b8dde678d98cbd53db0718d5236e177328286c0ec0d75209ae9e94857e_big.svg" type="image/svg+xml"></object>

Dane: <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/a656d4151fae04932287acb9eecdb5a3b20c60adfcb7271ee071f9399414279d_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/a656d4151fae04932287acb9eecdb5a3b20c60adfcb7271ee071f9399414279d_big.svg" type="image/svg+xml"></object> <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/606633f95d092e81c24dd94358859b6c5e92422add001926ae46202ebcdd564c_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/606633f95d092e81c24dd94358859b6c5e92422add001926ae46202ebcdd564c_big.svg" type="image/svg+xml"></object> <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/6712bdcec3d41c411967bb005e497bdd6b5a8c040780c5eb3ae5c209a4b5a8ce_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/6712bdcec3d41c411967bb005e497bdd6b5a8c040780c5eb3ae5c209a4b5a8ce_big.svg" type="image/svg+xml"></object> - masa dodanego cukru Szukane: <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/52da9431264cfb77d86122c4b63b598b806d6654878b870341dd2ae14a8254d8_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/52da9431264cfb77d86122c4b63b598b806d6654878b870341dd2ae14a8254d8_big.svg" type="image/svg+xml"></object>

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