Chemistry, 17.02.2021 20:50 mommykathryn10pb9bdb
An unknown hydrocarbon reacts with oxygen to produce carbon dioxide and water. The number of oxygen molecules in the reactants is the same as the number of hydrocarbon molecules. What are the two possibilities for the molecular formula of the hydrocarbon?
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According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
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The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
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How many atoms or molecules are there in a mole of a substance?
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If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1
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An unknown hydrocarbon reacts with oxygen to produce carbon dioxide and water. The number of oxygen...
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