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World Languages, 24.06.2019 21:40
Em um acidente, um caminhão carregado de solução aquosa de ácido fosfórico (h3po4) tombou, derramando cerca de 24,5 toneladas dessa solução no asfalto. quantas toneladas de óxido de cálcio (cao) seriam necessárias para reagir totalmente com essa quantidade de ácido? 2 h3po4 + 3 cao → ca3(po4)2 + 3 h2o a. 14t b. 29t c. 42t d. 7t e. 21t
Answers: 2
World Languages, 26.06.2019 07:00
Lorek lives near the north pole. the snow in his backyard adds water to the atmosphere through )transpiration )evaporation )sublimation )condensation
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World Languages, 26.06.2019 08:40
Settlements where house are constructed in the along a road or drive and called villages
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World Languages, 26.06.2019 10:00
Scientific inquiry refers to the diverse ways in which scientists study the natural world and propose explanations based on the evidence they gather. select the best answer from the choices provided t f
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