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04.12.2019· Answer: Tap water always contains some amount of dissolved sodium chloride. Thus when the solution of silver nitrate is prepared in tap water, it reacts to form curdy white precipitate of silver chloride. AgNO 3 + NaCl → AgCl + NaNO 3 To prevent the above chemical reaction, the solution of silver nitrate is prepared in distilled water.
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Can the white powdery part of Disprin dissolved in water be . It will dissolve in aqueous NaOH to form the sodium salt of salicylic acid. It will also dissolve in other solvents such as acetone methanol ethanol dimethyl sulfoxide chloroform to give solutions which can be measured by a variety of techniques including chromatography and spectroscopy.
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cheap ones made mainly with urea and sodium carbonate only a little sodium sulphonate and no fortifiers are endothermic with water interaction, when the filler isn't urea but sodium silicate and if sodium di-phosphate is added as a fortifier of de
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21.06.2019· Correct answers: 2 question: Rachel is given 50 grams each of three different white powders that look very similar. She is told that each of these powders is commonly used in cooking. Without tasting any of them, she is asked to try to identify them. She is told the amounts of sugar and salt that can each be dissolved in 100 mL of water. Substance Solubility (g per 100 mL water) table
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18.07.2017· The white dust they disperse is nothing more than a natural by-product of the minerals present in the water you fill your humidifier with. Ultrasonic and Impeller humidifiers produce humidity through a steaming process so when the water in the humidifier is heated, the water turns to vapor which is then is sprayed out of the humidifier in a mist form. Within this mist are dissolved minerals
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These grains are made into a powder that can then be used for lots of different foods and baking products. However, I want to dive a bit deeper into the actual molecular structure of flour, as that is what can explain its water solubility. Chemically, flour is made of a mixture of different proteins, saccharide molecules (the main one being starch, which, furthermore, is a mixture of
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Fevicol. There are many variants of adhesives manufactured under the name fevicol, but the most common variant is Fevicol white, the adhesive which is used to stick papers, wood etc. This adhesive is water soluble, in fact you can easily separate
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Fevicol. There are many variants of adhesives manufactured under the name fevicol, but the most common variant is Fevicol white, the adhesive which is used to stick papers, wood etc. This adhesive is water soluble, in fact you can easily separate
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07.02.2013· I used my water kettle (metal ones, not the plastic ones) to boil my water. Usually, if I did not consume all the water in the kettle and the water was cold, I usually topup extra water to the kettle and turn it on to boil. So, after many weeks of boiling in this way, I notice that there are white powder outside the kettle. (I notice that when
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18.08.2020· A compound X of sodium forms a white powder. It is a constituent of baking powder and used in some antacids.When heated it gives compound Y which is anhydrous and absorbs water to become hydrated salt . When kept open in air, Y looses water molecules in a process called efflorescence.When dissolved in water it forms a strong base and weak acid Z.
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cheap ones made mainly with urea and sodium carbonate only a little sodium sulphonate and no fortifiers are endothermic with water interaction, when the filler isn't urea but sodium silicate and if sodium di-phosphate is added as a fortifier of de
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Can the white powdery part of Disprin dissolved in water be . It will dissolve in aqueous NaOH to form the sodium salt of salicylic acid. It will also dissolve in other solvents such as acetone methanol ethanol dimethyl sulfoxide chloroform to give solutions which can be measured by a variety of techniques including chromatography and spectroscopy.
Get Price
11.05.2020· A white powder which sets hard on adding water is also used in hospitals. ← Prev Question Next Question → 0 votes . 146 views. asked May 11, 2020 in Chemistry in Everyday Life by Annu01 (49.5k points) closed May 11, 2020 by Annu01. A white powder which sets hard on adding water is also used in hospitals. Name this powder. How is it prepared? Write the chemical reaction
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Most commonly sold as a powder, boric acid easily dissolves in water to form a liquid spray. Boric acid is much less toxic that most commercial cleaners and can be used for pest control, cleaning, removing mildew and weed control. Try using boric acid sprays around the house rather than purchasing commercial products. Not only is boric acid less toxic and more environmentally friendly, it is
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Mixing one cup water with one cup sugar will increase the total volume of the cup of water but it won't double the volume, the volume will be an estimated 12.44 fl. oz. (not 16 as one might expect). An estimate of the new volume can be made by using the packing density, volume and density of the powder.
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A white powder is used by doctors to support fractured bones.
(a) Write the name and chemical formula fo the powder.
(b) How is this powder
(c) When this white powder is mixed with water, a hard solid mass is obtained. Write a balanced chemical equations for the changes.
(d) Give one more use of this white powder.
23.08.2019· On the right, the salt crystals have dissolved in the water so finely that you cannot tell that salt is present. The homogeneous mixture appears like a single substance. Example (PageIndex{3}) Identify the following combinations as heterogeneous mixtures or homogenous mixtures. soda water (Carbon dioxide is dissolved in water.) a mixture of iron metal filings and sulfur powder (Both iron
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Water is one of the world's best-known solvents. Powders, which are fine solids, tend to be insoluble or partially soluble in water. The level of insolubility of powders in water varies depending on a number of adjustable factors, such as temperature, humidity and particle size.
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Some materials seem to disappear when added to water. We say they have dissolved. They are still there, but the particles are so small you can no longer see them. There are some materials that do
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04.12.2019· Answer: Tap water always contains some amount of dissolved sodium chloride. Thus when the solution of silver nitrate is prepared in tap water, it reacts to form curdy white precipitate of silver chloride. AgNO 3 + NaCl → AgCl + NaNO 3 To prevent the above chemical reaction, the solution of silver nitrate is prepared in distilled water.
Get Price
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