This chemistry question involves key chemical concepts and calculations. The detailed solution below walks through each step, from identifying the reaction type to computing the final answer.
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You're on a roll — voici les réponses aux questions : 18. The sulphates of Ca, Sr are insoluble in water because B) their lattice energy is higher than their hydration energy. 19. Raoult's law states that B) The partial vapour pressure of each component in a solution is directly proportional to its mole fraction in the solution. 20. Why is it that elements in group I of the periodic table have low ionization energies? A) It is easy to remove an electron from their outermost shell. 21. The correct name for the complex compound K_3[Co(NO_2)_6] is: C) Tripotassium hexanitrocobaltate(III) Quelle est la suivante ?