Sodium hydroxide and water will react at room temperature. What does this indicate about its activation energy? O A. The reaction cannot reach activation energy.
OB. The activation energy is at exactly 600 kJ.
C. The activation energy is very low.
D. The activation energy is very high.
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the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

there are two significant figures.