Chemistry, 23.11.2020 01:00 mildredelizam
Why was the weight of the fire snake slightly less after it was lit on fire
Answers: 3
Chemistry, 21.06.2019 15:30
Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.
Answers: 3
Chemistry, 21.06.2019 18:00
Construct the hypothetical phase diagram for metals a and b between room temperature (20c) and 700c, given the following information: * the melting temperature of metal a is 480c. ⢠the maximum solubility of b in a is 4 wt% b, which occurs at 420c. ⢠the solubility of b in a at room temperature is 0 wt% b. ⢠one eutectic occurs at 420c and 18 wt% bâ82 wt% a. ⢠a second eutectic occurs at 475c and 42 wt% bâ58 wt% a. ⢠the intermetallic compound ab exists at a composition of 30 wt% bâ70 wt% a, and melts congruently at 525c.⢠the melting temperature of metal b is 600c. ⢠the maximum solubility of a in b is 13 wt% a, which occurs at 475c. ⢠the solubility of a in b at room temperature is 3 wt% a.
Answers: 1
Chemistry, 22.06.2019 08:30
Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution
Answers: 1
Why was the weight of the fire snake slightly less after it was lit on fire...
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