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Which type of organic compound contradicts water's reputation as a universal solvent?
Nonpolar molecules, such as oils and fats, contradict water's reputation as a universal solvent because they do not dissolve easily in water due to their lack of charged or polar groups. This is because water's polarity allows it to dissolve polar molecules but not nonpolar molecules.
How does the temperature of water affect the amount of oxygen dissolved in it?
The temperature of water affects the amount of oxygen dissolved in it. Generally, colder water can hold more oxygen compared to warmer water. This is because cold water molecules are closer together, allowing more oxygen molecules to dissolve in the water. Conversely, warmer water molecules are farther apart, making it harder for oxygen to dissolve.
Why do water molecules break up other polar molecules?
Water molecules break up other polar molecules through a process called hydration or solvation. The partially positive and negative charges on water molecules allow them to surround and interact with polar molecules, causing them to break apart or dissolve in water. This is due to the strong electrostatic interactions between water and polar molecules.
Why are nonpolar molecules not soluble in water?
They have similar attractive forces in their molecule.
What determines whether a compound will dissolve in water?
Water is known as a very polar solvent. That is, the molecules have localized area of concentrated electrical charge. The oxygen atoms are regions of (-) charge and the hydrogen atoms are areas of (+) charge. These areas of localized charge want to interact with neighboring areas of opposite charge. So, oxygen atoms tend to form loose bonds with hydrogen atoms on other nearby water molecules. This lowers the energy of the entire system and therefore promotes stability. For this reason any compound that is able to mimic the tendency of a water molecule to interact with another water molecule will ensure that the compound will indeed enter into association with water (that is, dissolve). The occurrence of groups containing local charge on the solute molecule ensure its ability to dissolve in water. Specifically, polar groups such as OH, NH, CO are associated with the ability to dissolve in water. Certainly the occurrence of net charge (+/-) on a molecule that contains an ionizable group (COOH, NH2, PO4, etc) is a good indicator of water solubility.
Do hydrophobic or hydrophillic material dissolve in water?
Hydrophobic participles are "running" away from water. Try pouring some oil into a glass of water and you will see what I mean. Hydrophillic participles, on the other hand, attract water and soon a hydrophillic participle will be completely surrounded by water molecules, Which is a fancy way of saying that it'll dissolve.
What will dissolve?
Salt can dissolve in water because the salt molecules hide between the water molecules so that means it can dissolve but it hasn't dissapeared in the water
Why do charged and polar molecules dissolve in aqueous solutions?
Charged and polar molecules dissolve in aqueous solutions due to their ability to interact with the polar water molecules through electrostatic interactions. The partial charges on these molecules allow them to form hydrogen bonds with water molecules, which helps them become evenly dispersed throughout the solution. This enables them to dissolve and form a homogenous mixture with water.
Why water dissolve so many different substances?
Water can dissolve so many different substances because water has an unequel distribution of positive and negative charges(polar molecule) which attract many ions and other polar molecules.
What type of molecules dissolves in water polar or nonpolar?
Polar molecules dissolve in water. The reason why polar molecules dissolve in water, but not non-polar molecules is because non-polar molecules can't form hydrogen bonds.
Why is water an excellent solvent for most ionic compounds and polar covalent molecules but not for non-polar compounds?
Water is an excellent solvent for ionic compounds and polar covalent molecules because of its polarity. The partially charged regions of water molecules attract and surround ions and polar molecules, allowing them to dissolve. Non-polar compounds lack the partial charges needed for water molecules to effectively interact and dissolve them.
What molecules would you expect to dissolve in water polar covalent molecules ionic molecules nonpolar covalent molecules?
Polar covalent molecules are likely to dissolve in water because they have partial positive and negative charges that can interact with water molecules through dipole-dipole interactions. Ionic molecules also dissolve in water as the positive and negative ions are attracted to the polar water molecules. Nonpolar covalent molecules do not dissolve well in water because they lack partial charges that can interact with water molecules.
Does water dissolve into all solutes?
No, water does not dissolve into all solutes. Some solutes, such as nonpolar molecules like oil, do not dissolve in water because they are not attracted to the polar water molecules.
Does a hydrophobic substance dissolve in water?
No, a hydrophobic substance does not dissolve in water because it repels water molecules.
What do molecules do in water?
Hydrophobic molecules do not dissolve in water. This is because water is hydrophilic. Another way to say this is that lipids, which are nonpolar, cannot dissolve in water, which in polar.
Which type of molecule dissolves in water?
A non-polar molecule cannot dissolve into water. For example butter, oil, and sand cannot dissolve in water because they are non polar molecules. Adding these to water forms a suspension instead of a solution.This is due to the configuration of water molecules. Water is a polar molecule and attracts and dissolves other polar molecules but doesn't attract non-polar molecules.Oil is one substance that won't dissolve in water because they have different densities, so oil floats on top.
Which materials dissolve in water- hydrophobic or hydrophilic?
Hydrophilic materials dissolve in water because they are attracted to water molecules and can form bonds with them. Hydrophobic materials, on the other hand, do not dissolve in water because they are repelled by water and do not interact with water molecules.
