25. Which phase change is an exothermic process? (1) CO2(s) + CO2(g) (3) Cu(s) Cu()
(2) NH3(g) →NH3(0) (4) Hg(e) →Hg(g)

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What is the correct lewis structure for chloroform chcl3

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate