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What is the pH value of calcium Iodide?
A 10% solution of calcium nitrate has a pH of about 6.0. Calcium nitrate is the primary source of water soluble calcium in hydroponics. Prolonged use in other growing media can result in a gradual increase in pH because the negatively charged nitrate ions are taken up faster than the positively charged calcium ions.
What is Ksp value of calcium iodiate?
The Ksp value of calcium iodate (Ca(IO3)2) is approximately 6.47 x 10^-6. This value represents the equilibrium constant for the dissolution of calcium iodate into its ions in a saturated solution.
Why are geologist interested in the percentage of carbonate in certain rocks and minerals?
Geologists are interested in the percentage of carbonate in rocks and minerals because it helps determine the type of rock or mineral present, as carbonates are commonly found in limestone and sedimentary rocks. This information can provide insights into the formation environment, geological history, and potential economic value of the rocks. Additionally, carbonate content can influence how a rock weathers, which is important in understanding landscape evolution.
How many liters of water are required to dissolve 1 gram of calcium phosphate if solubility is 3.41 x 105?
To calculate the liters of water needed, first convert 1 gram of calcium phosphate into moles. Then, use the molar mass of calcium phosphate to convert moles into grams. Next, apply the solubility value to calculate the amount of calcium phosphate that can dissolve in 1 liter of water. This will give you the approximate amount of water needed to dissolve 1 gram of calcium phosphate.
Why is Barium carbonate insoluble in water?
It's not. If you were to bubble CO2 through water and add a Ph indicator (such as phenolphthalein) to the solution, you would see it change color signifying that some of the CO2 dissolved in the water to form carbonic acid.
Does limestone have any economic value?
Limestone itself is a building material. The pyramids in Egypt are made of blocks of limestone.Limestone is composed mostly of a chemical called Calcium carbonate. When this is heated, it looses a molecule of CO2 and becomes Calcium oxide. Calcium oxide is known as lime. Lime is one of the main ingredients in cement.Calcium carbonate is basic and increases the pH of either soil or water. Lakes affected by acid rain can be neutralized with the addition of limestone.
Energy Band gap value for calcium carbonate and barium carbonate?
The energy band gap value for calcium carbonate (CaCO3) is around 5.6 eV, while for barium carbonate (BaCO3) it is approximately 6.3 eV. These values indicate the amount of energy required to promote an electron from the valence band to the conduction band in the respective materials.
Do insoluble calcium compounds increase the pH of acidic soils eg calcium carbonate and calcium sulfate?
Carbonate will increase soil pH value, because it reacts with acid, but sulfate will not affect the pH.
Does marble have any value?
Marble has value as a building material, a raw material for sculpting and decorative pieces, and as a source of calcium carbonate.
Does limestone have value?
A limestone fireplace is moderately expensive. Limestone fireplaces range on different prices depending on what you use to make them. The average price is $500.
What is k0 value for limestone in K0 procedure?
The k0 value for limestone in the K0 procedure is used to calculate the initial stress condition upon loading. This value represents the coefficient of lateral earth pressure at rest and is typically determined through laboratory testing on limestone samples. It is an important parameter for analyzing the stress-strain behavior of soils during loading.
What is limestone and why is its products used in farming?
Limestone (basically Calcium carbonate) is used to adjust the pH or acidity level of agricultural soils (and also domestic garden soils). It is normally applied to soils which may be to acidic to support balanced plant growth (i.e. soils with a pH of less than 7) in an effort to neutralize the acidic effects and return the low pH value to a more neutral level (optimal pH range for plant growth is 5.5 to 7.5). The amount of Limestone applied is determined by the rise in pH that you wish to achieve, in agricultural practice this is normally done by performing a soil pH test at an agricultural laboratory; the consultant will then prescribe the application rate of Limestone per hectare
What is the pH value of rennie?
Rennie tablets contain calcium carbonate, which is a base. This means that Rennie tablets usually have a pH value above 7, making them alkaline to help neutralize excess stomach acid.
What is the pH value of calcium Iodide?
A 10% solution of calcium nitrate has a pH of about 6.0. Calcium nitrate is the primary source of water soluble calcium in hydroponics. Prolonged use in other growing media can result in a gradual increase in pH because the negatively charged nitrate ions are taken up faster than the positively charged calcium ions.
What is the chemical composition of oyster shell?
I am not a biologist. But I think oyster shells and clam shells and scallop shells are made of calcium and oxygen, which is how (millions of years later) we get the white cliffs of Dover and chalk. If there are vitamins in these shells, I'd be surprised, as I would have expected the former/present tennants to consume them before heading to Dover or anywhere else. Also, if the nutritional value (vitamins) were worth any notice, do you think we'd throw these things away by the truck-load? Yeah. Me neither. (Still, I have no factual basis for this answer... yet.)
What is most electronegative calcium or gallium?
Gallium. Ga electronegativity 1.81; Calcium 1.00.
What is limestone's pH value?
Limestone typically has a pH value of around 8-9, making it slightly alkaline. The alkalinity of limestone can help neutralize acidic soil conditions and restore balance to the pH levels in the environment.
