0
Add your answer:
Earn +20 pts
What is the thermal conductivity of sugar?
The thermal conductivity of sugar is approximately 0.2 to 0.6 W/mK, depending on factors such as moisture content and temperature.
Does syrup have a high conductivity?
Yes, syrup has a relatively high conductivity due to the presence of electrolytes (e.g., sugars) dissolved in it. The conductivity of syrup increases with a higher sugar content.
Does conductivitiy of water change as concentration of sugar change?
Yes, the conductivity of water increases as the concentration of sugar increases. This is because sugar molecules disrupt the hydrogen bonding between water molecules, allowing more ions to move freely in the solution, therefore increasing its conductivity.
Why is the conductivity value of deionized water subtracted from the conductivity values of molecular compounds?
The conductivity value of deionized water is subtracted from the conductivity values of molecular compounds to remove the background contribution of water to the conductivity measurement. This subtraction allows for a more accurate assessment of the conductivity solely due to the molecular compound being tested.
What is HDHC copper?
HDHC copper is a high-conductivity copper alloy that stands for High Ductility High Conductivity copper. It is known for its excellent electrical conductivity, thermal conductivity, and mechanical properties, making it a popular choice for applications requiring high-performance copper materials.
What is the thermal conductivity of sugar?
The thermal conductivity of sugar is approximately 0.2 to 0.6 W/mK, depending on factors such as moisture content and temperature.
Does syrup have a high conductivity?
Yes, syrup has a relatively high conductivity due to the presence of electrolytes (e.g., sugars) dissolved in it. The conductivity of syrup increases with a higher sugar content.
What kind of compound is sugar AND how does it concentration affects the conductivity of a solution?
Sugar is a molecular compound made of carbon, hydrogen, and oxygen atoms. In general, increasing the concentration of sugar in a solution will decrease its conductivity because sugar molecules do not dissociate into ions that carry charge like electrolytes do. This means there are fewer charge carriers available to conduct electricity in the solution.
Does conductivitiy of water change as concentration of sugar change?
Yes, the conductivity of water increases as the concentration of sugar increases. This is because sugar molecules disrupt the hydrogen bonding between water molecules, allowing more ions to move freely in the solution, therefore increasing its conductivity.
What physical change was noted in dissolving one gram of sugar in 5ml of water?
Changes of: density, viscosity, boiling point, freezing point, electrical conductivity, thermal conductivity, compressibility, etc.
What is the conductivity of an organic compound in water?
If it is a completely covalent compound, such as sugar, none; if it is ionic, such as acetic acid, it can conduct electricity.
What property of the water most likely change after the teacher added the sugar?
Well, if you adding sugar to a beaker of distilled water, then you will find that the water is now a conductor of electricity. You can show this with a conductivity tester.
Can sugar conduct thermal energy?
No, sugar is a poor conductor of thermal energy. It is a solid material with a low thermal conductivity, which means it does not easily allow heat to pass through it. Sugar is often used in cooking to sweeten dishes or create caramelization, but it does not conduct thermal energy efficiently.
Why do some solutions have fair conductivity?
Conductivity in solutions is all about charge carriers (ions). Ions (like sodium and chlorine ions - Na+ and Cl-) in solutions make it conduct pretty well. Sugar dissolved in water doesn't really make a solution that wants to conduct. Solutions with "fair" conductivity have ion (charge carrier) concentrations that are "modest" to "fair" and that is what make them "fair" conductors.
WHY dilution increase conductivity?
Molar conductivity is what increases dilution. It is the conductivity of an electrolyte solution.
What is the element xenon's conductivity?
The electrical conductivity is not know, Thermal conductivity is 0.00565 W/(m·K)
If the concentration of an aqueous solution decreases will the resulting solutions conductivity increase or decrease?
More dilution normally means less conductivity. But it depends on the substance dissolved. Sugar or alcohol dissolved in water don't form free ions in water like eg. Salt does when it breaks into Na+ Cl-
