Salts of metals can be made by reacting one of the metal's compounds with the appropriate acid.
Plan an experiment to prepare pure, dry crystals of magnesium sulfate, MgSO,, by reacting a suitable magnesium compound with a suitable acid.

You may use equations if you wish.

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Calculate the number of molecules present in 0.750 mol of mgo.

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.