Chemistry, 01.03.2021 21:10 amanuelwold
A student knows that hydrogen (H) atoms and oxygen (O) atoms combine to form water (H2O). The student correctly predicts that hydrogen (H) and sulfur (S) will combine to form hydrogen sulfide (H2S) On what is this prediction most likely based?
A. Oxygen and sulfur are in the same family with the same number of valence electrons.
B. Oxygen and sulfur are in the same period or row with the same number of neutrons
C. Oxygen and sulfur are in the same period or row with the same number of protons
D. Oxygen and sulfur are in the same family with the same number of energy levels.
Answers: 2
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In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
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A student knows that hydrogen (H) atoms and oxygen (O) atoms combine to form water (H2O). The studen...
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