Chemistry, 10.10.2019 10:30 Leggett3146
Identify each of the highlighted materials as an element, a compound, or a mixture, and explain your reasoning.
butane
benzene
gasoline
kerosene
o2
Answers: 3
Chemistry, 22.06.2019 10:00
Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5
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Chemistry, 22.06.2019 12:40
Quiz1. which physical state of nitrogen has the highest entropy? a solidΒ© b gasoc liquid
Answers: 1
Chemistry, 22.06.2019 23:40
The kw for water at 0 Β°c is 0.12Γ 10β14 m2. calculate the ph of a neutral aqueous solution at 0 Β°c.
Answers: 2
Chemistry, 23.06.2019 00:00
The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
Answers: 2
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