Physical Science Study Set 3

Physics & Astronomy

Quiz 13 :

Chemical Reactions

Quiz 13 :

Chemical Reactions

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The equation 1/2 N2 + 3/2 H2→ NH3 is not appropriately written because
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B

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The substances that are diminished in a chemical reaction are called the
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B

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When the equation NH4NO3→ N2O + H2O is balanced, the coefficient of H2O is
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C

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A chemical reaction is at equilibrium when
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One reactant of photosynthesis is
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One product of photosynthesis is
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A chemical reaction is balanced by applying all except which of the following principles?
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A chemical reaction generally has a great effect on an atom's
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Which of the following is a chemical change?
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The substances that are formed by a chemical reaction are called the
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Which one of the following is a physical change?
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The equation H2O2 → H2O + O is not correctly written because
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Which of the following does not take place in a chemical reaction?
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The equation 1H2SO4 → 1H2O + 4O2 is not appropriately written because
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When the equation NH4NO3→ N2O + H2O is balanced, the total of all the coefficients (both written and "understood") is
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A balanced chemical equation will have the same ______________ on each side.
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The equation 4H2O2 → 4H2O + 2O2 is not appropriately written because
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Which one of the following is not a physical property of matter?
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The process of melting lead is an example of
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Which of the following is an example of a chemical property?
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