Chemistry, 11.10.2020 02:01 juansebas35
A 7.212 g sample of hydrated salt is heated until a constant mass is obtained. The mass of the anhydrous salt is 3.524. What is the percent by mass of water in the original hydrated salt sample in % H20?
Answers: 1
Chemistry, 22.06.2019 08:00
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
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Chemistry, 22.06.2019 09:00
Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset
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Chemistry, 22.06.2019 14:10
Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.
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Chemistry, 23.06.2019 00:30
What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced
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A 7.212 g sample of hydrated salt is heated until a constant mass is obtained. The mass of the anhyd...
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