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Because it will react with the ammonia, CaCl2 being a weak acid, pKa about 8, which is somewhat stronger than ammonium, pKa(NH4+) = 9.24.

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Does sodium chloride has strongest or weakest molecular forces?

Sodium chloride has strong ionic bonds between its sodium and chloride ions, resulting in strong intermolecular forces. These forces make sodium chloride a solid at room temperature with a high melting point.


What are three compounds?

Tons are, but there is polar-covalent and nonpolar-covalent. Water, for example, is polar-covalent. Polar means that the atom is not symetrical on an atomic level and could be linear, bent, or other shapes. Non polar means it's symetrical, such as much tetrahedrals.


Can you make meth with urea cold packs instead of ammonia nitrate?

While urea is chemically similar to ammonia nitrate, it cannot be used as a direct substitute for making methamphetamine. The chemical processes required to convert urea into methamphetamine are different from those involving ammonia nitrate. Additionally, manufacturing methamphetamine is illegal and highly dangerous. It is important to avoid engaging in any activities related to the production of illegal drugs.


Is ammonium hydroxide a compound or element?

compound..derrrr. NH4OH or NH3OH cant remember which. but even ammonium and hydroxide by themselves are compounds.


Why can't metals that are high on the activity series like calcium be precipitated from aqueous solution?

Metals that are high on the activity series, like calcium, are too reactive to be easily precipitated from aqueous solutions. Their high reactivity means they readily react with water or other compounds present in the solution, making it difficult to isolate them in solid form without specialized techniques.

Related Questions

Does calcium corrode?

yes


Why does ammonia hydroxide not react with calcium?

I'm not the best at chemistry just thought i would try to help. anyways I'm pretty sure its to do with how ammonia hydroxide cant break down the calcium for it to react. Full marks for trying. However, permit me to supply something a bit closer to the mark. ===================== I do not think the questioner has that question right. Ammonium hydroxide would react strongly with calcium, which is a reactive metal that bubbles hydrogen in contact with water. If you put some calcium metal in with ammonium hydroxide, it would immediately give off bubbles of hydrogen, and produce calcium hydroxide, releasing ammonia gas. I suppose that the question you really want to ask has something to do with why a dilute calcium hydroxide does not release ammonia from ammonium compounds. If that is what you want to know, the answer might be something like that calcium hydroxide is a weak base, too weak to displace the ammonium and produce ammonium hydroxide. I have my doubts though; that does not make much sense. I think you had better put more preparation into your homework. You cannot get anywhere in chemistry without taking trouble to understand it.


Why cant other alkali metals be substituted?

Alkali metal atoms can often be substituted by other atoms under the right conditions An example is Caesium in Caesium Chloride. By heating Caesium chloride with Calcium metal, caesium is substituted by calcium and the caesium can be distilled off at about 700oC under vacuum. This seems surprising, particularly given the higher reactivity of caesium, but the greater lattice energy of calcium chloride makes this the energetically preferred product over caesium chloride and drives the reaction. (As an aside, this was the most terrifying reaction that I ever did in a lab because of the high temperature caesium that is produced...)


Can humans live without calcium in their body?

no they cant calcium is what keeps are bones strong


Atomic number for ammonia?

Ammonia does not have an atomic number, as it is a molecular compound composed of nitrogen and hydrogen atoms. The atomic number refers to the number of protons in an atom's nucleus, and since ammonia is a compound, it does not have a single atomic number.


What molecules does calcium carbonate have?

Calcium Carbon and Oxygen, CaCO(4)Wait I Searched It Up and I Cant Find Any Information?


How do you separate crack from cocaine with ammonia?

technicaally u cant but u can definitly turn cocain into crack


Which gas cannot be dehydrated using sulphuric acid?

Ammonia cant be as it would react - neither can phosphine


Is ammonia a acid base or is it neutral?

Usually ammonia is basic. It cant be neutral or acidic.


Why cant magnesium chloride be separated from its crystalline form by just heating it?

The energy you're putting in by heating is less than the energy that holds the Magnesium to the chloride ion.


How do you know if water is in potassium chloride?

h2O cant be kcl at the same time! So the answer is it's not.


How do you separate magnesium from seawater?

First, the sea water is collected in large basins and heated to evaporate some of the water. This yields a concentrated solution of water and various salts which are mixed with calcium hydroxide (lime) to yield a magnesium hydroxide precipitate. The precipitate is then reacted with hydrochloric acid to yield magnesium chloride. This is then separated into molten magnesium metal and chlorine gas ions through the electrolysis process. The chlorine is reacted with hydrogen to yield hydrochloric acid to be recycled, while the molten magnesium is then cast into ingots.