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Nearly all sodium salts are soluble in water. Most calcium salts aren't.
calcium salts of the same fatty acids that make up potassium and sodium soaps are not water soluble. Dissolved calcium and magnesium are the two most common minerals that make water "hard." The degree of hardness becomes greater as the calcium and magnesium content increases. Bathing with soap in hard water leaves a film of sticky
soap curd on the skin
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Why only magnisium sulphate and calcium sulphate cause hardness of water not sodium sulphate?
Magnesium sulfate and calcium sulfate cause hardness in water because they are slightly soluble in water, leading to the presence of excess ions in the water. Sodium sulfate, on the other hand, is highly soluble and does not produce excess ions that contribute to water hardness.
Is calcium hydrogencarbonate insoluble or soluble in water?
Calcium hydrogen carbonate is soluble in water. It dissociates into calcium ions (Ca²⁺) and bicarbonate ions (HCO₃⁻) when dissolved in water.
Why is sodium ions reduced to na while calcium does not in the electrolysis of fused nacl infact both ions are present in it. cacl2 to lower the melting point of na?
Sodium ions are reduced to form sodium metal because sodium has a lower reduction potential than calcium. This means it requires less energy to convert sodium ions into sodium metal compared to calcium ions into calcium metal. The presence of CaCl2 in the fused NaCl helps lower the melting point of NaCl, making the electrolysis process more efficient.
Why is sodium carbonate soluble in water while calcium carbonate is not?
Sodium carbonate is soluble in water because it dissociates into sodium ions and carbonate ions, which are stabilized by water molecules through hydration. In contrast, calcium carbonate has a strong ionic lattice structure and low solubility due to the higher lattice energy compared to the energy released during hydration of its ions. This means that the interactions in calcium carbonate are not easily overcome by water, leading to its low solubility.
Is calcium nitrate soluble in water?
Yes, calcium nitrate is highly soluble in water. It readily dissociates into calcium ions and nitrate ions when dissolved in water.
What are two ions that are needed for nerve transmission?
Not minerals, it is ions. Calcium ions and sodium ions.
Is sodium nitrate or sodium chloride more soluble?
Sodium nitrate (NaNO3) is more soluble in water compared to sodium chloride (NaCl). Sodium nitrate has a higher solubility due to the presence of more polar nitrate (NO3-) ions in the compound.
Is sodium carbonate soluble in aqueous solution?
Yes, sodium carbonate (Na2CO3) is soluble in water. When dissolved in water, it dissociates into sodium ions (Na+) and carbonate ions (CO3^2-).
Is Na2SO4 soluble in water?
Yes, sodium sulfate is water soluble. Many sulfates are soluble in water. A notable exception is barium sulfate, whose insolubility forms the basis of a test for the presence of sulfate ions. Add barium chloride to a solution containing sulfate ions. The white barium sulfate precipitate is a positive test for sulfate ions.
What are soluble hydroxides?
Soluble hydroxides are hydroxide compounds that can dissolve in water to form a basic solution. Some common examples include sodium hydroxide (NaOH), potassium hydroxide (KOH), and calcium hydroxide (Ca(OH)2). These hydroxides dissociate into ions in water, increasing the concentration of hydroxide ions and making the solution basic.
Is NaOH soluble or insoluble?
NaOH (sodium hydroxide) is soluble in water. It dissociates into sodium ions (Na+) and hydroxide ions (OH-) when dissolved in water due to its strong ionic bond.
Is calcium chloride soluble or insoluble in water?
CaCl will separate into individual ions when placed into water. Look at your periodic table Ca2+Cl-
