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How a thermometer can be used to check the purity of a metal?
A thermometer can be used to check the purity of a metal by measuring its melting or freezing point. Impurities in a metal can alter its melting point, so a pure metal should have a specific and consistent melting point. By comparing the measured melting point with the known melting point of the pure metal, the level of purity can be evaluated.
How a termometer can be used to check the purity of a metal?
because gold or iron are metal if they are not a metal so they can not check the purity but they are metals..
What physical property is used to test the purity of metal?
One common physical property used to test the purity of metal is its melting point. Impurities can lower the melting point of a metal, so comparing the measured melting point to the known pure metal can indicate the presence of impurities. Other techniques include density measurements, spectroscopy, and X-ray diffraction.
Is there a pure metal which has melting point higher than tungsten?
No; the melting point of wolfram (W) is the highest known - 3 422 0C.
What is the difference between the melting points of the pure aspirin and the aspirin that prepared in lab?
The melting point of pure aspirin is typically around 135-136°C, while the melting point of aspirin prepared in a lab could vary depending on the purity of the synthesis process. Impurities in lab-prepared aspirin can lower the melting point or broaden the melting range compared to pure aspirin.
How do you think the melting point of salt water compares to that of pure water?
The melting point of salt water is even lower than pure water.
What are the boiling and melting point's of salty water?
That depends on how much salt is dissolved in the water. Generally, the boiling point will be higher than for pure water, and the melting point will be lower than for pure water.
How can you tell if a substance is pure or not?
You can tell if a substance is pure by using techniques like melting point determination or chromatography to compare against known pure samples. If the substance has a consistent melting point or chromatogram, it is likely pure. Impurities can cause a substance to have a lower melting point or show additional peaks in chromatography.
What simple test can you do to determine if a given solid is pure or not?
One simple test to determine if a solid is pure is to measure its melting point. A pure substance will have a sharp melting point, while impurities will cause the melting point to be lower and more spread out. Comparing the measured melting point to the known melting point of the pure substance can help determine its purity.
When ethylene glycol is added to water the melting point of water is?
Ethylene glycol is antifreeze. The mixture has a lower melting point than pure water.
What is melting point of iron powder?
Iron's melting point is 1538 °C (2800 °F or 1811 K) for pure metal (powderish or not)
What will melt faster pure or impure naphthalene?
Impure naphthalene will typically melt faster than pure naphthalene. The impurities present in impure naphthalene lower its melting point, making it easier for the solid to convert into a liquid state at a lower temperature.
