Sodium and chlorine combine to form table salt. 2Na(s) + Cl2(g) → 2NaCl(s)
Does this reaction obey the law of conservation of mass?

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?

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Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.