94.3 g of bef2 were dissolved in 136.1 g of ethanol. use the table at the back of the exam to calculate the freezing point and boiling point of the resulting solution.

They can measure  the amount of energy gained or lost

The activity series is shown in the attached picture. if the element is below the other, then you can displace the other. following the activity series as a guide, the reactions are as follows: nickel and aluminum chloride3 ni + 2 alcl₃  → 3 nicl₂ + 2 albarium and copper bromideba + cubr  →  no reaction because cu is less oxidizable than bapotassium nitrate and aluminum3 kno₃ + al  → al(no₃)₃ + 3 ksodium phosphate and zincnaso₄ + zn  → znso₄ + na

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Answeramino acids;