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sodium chloride NaCl and magnesium sulfate heptahydrate MgSO 4 ·7H 2 O are colorless or white because the constituent cations and anions do not absorb light in the part of the spectrum that is visible to humans. Some minerals are salts, some of which are soluble in water.
The following chart shows the solubility of various ionic compounds in water at 1 atm pressure and room temperature (approx. 25 °C, 298.15 K). "Soluble" means the ionic compound doesn't precipitate, while "slightly soluble" and "insoluble" mean that a solid will precipitate; "slightly soluble" compounds like calcium sulfate may require heat to precipitate.
For example, in the reaction between hydrochloric acid and sodium hydroxide the sodium and chloride ions, Na + and Cl − take no part in the reaction. The reaction is consistent with the Brønsted–Lowry definition because in reality the hydrogen ion exists as the hydronium ion, so that the neutralization reaction may be written as
Sodium chloride / ˌ s oʊ d i ə m ˈ k l ɔːr aɪ d /, [8] commonly known as edible salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chlorine ions. It is transparent or translucent, brittle, hygroscopic, and occurs as the mineral halite. In its edible form, it is commonly used as a condiment ...
For example, the two diatomic gases, hydrogen and oxygen, can combine to form a liquid, water, in an exothermic reaction, as described by the following equation: 2 H 2 + O 2 → 2 H 2 O Reaction stoichiometry describes the 2:1:2 ratio of hydrogen, oxygen, and water molecules in the above equation.
The Filet-O-Fish is an easy way to score one of the two weekly servings of fish nutrition experts recommend for heart health. Fish provides lean protein and omega-3 fats , which are both ...
The baseball that sealed MLB's first 50-50 seasonsold at auction on Tuesday for $3.6 million.With a 22% buyer's premium added, the full price tag comes out to $4.392 million. From Yahoo Sports ...
Cuba accused the United States late on Wednesday of a half-hearted investigation into a 2023 attack on the Communist-run nation's embassy in Washington, D.C., further souring already-bitter ...