Temperature, atmospheric pressure and purity of the water.
Melting and freezing points are both physical properties of a substance related to its phase change from solid to liquid (melting) or liquid to solid (freezing) at a specific temperature. These points are the same temperature for a pure substance under constant pressure and can be used to identify and characterize substances.
The hypothesis for the melting and freezing point of naphthalene could be that the melting point of naphthalene will be higher than its freezing point due to the typical behavior of most substances where solids melt at higher temperatures than they freeze. The hypothesis may also include factors like the purity of the naphthalene sample affecting its melting and freezing points.
A temperature of 70 degrees Celsius is typically well above both the melting and freezing points of most common substances. For water, its melting point is 0 degrees Celsius and its freezing point is 0 degrees Celsius as well.
No, they only have freezing points & gaseous points (it where the liquid becomes a gas). Why don' they have melting points? Well take this as an example: If you left your chocolate bar out in the sun it will melt and become a liquid. There for becoming a liquid IS melting, there is no further melting points to an object ounce it becomes a liquid. Substances have melting points. The melting point is the temperature at which a solid becomes a liquid, in other words, the temperature at which it melts.
Water's freezing point is the temperature at which liquid water turns into solid ice, which is 0 degrees Celsius. On the other hand, water's melting point is the temperature at which solid ice turns into liquid water, also at 0 degrees Celsius. Both freezing and melting points occur at the same temperature but represent opposite phase changes.
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Melting and freezing points are identical.
Your question cannot be answered as written. Melting/ freezing points are at the same temperatures.
Yes, freezing and melting points are characteristic properties of a substance. They are specific temperatures at which a substance changes its state from solid to liquid (melting) or from liquid to solid (freezing) under normal atmospheric pressure.
Freezing and melting points are synonyms: at this temperature a solid become a liquid or a liquid become a solid.
Melting and freezing points are both physical properties of a substance related to its phase change from solid to liquid (melting) or liquid to solid (freezing) at a specific temperature. These points are the same temperature for a pure substance under constant pressure and can be used to identify and characterize substances.
The hypothesis for the melting and freezing point of naphthalene could be that the melting point of naphthalene will be higher than its freezing point due to the typical behavior of most substances where solids melt at higher temperatures than they freeze. The hypothesis may also include factors like the purity of the naphthalene sample affecting its melting and freezing points.
A temperature of 70 degrees Celsius is typically well above both the melting and freezing points of most common substances. For water, its melting point is 0 degrees Celsius and its freezing point is 0 degrees Celsius as well.
Different chemicals have different physical properties, such as melting points (freezing points) and boiling points (vaporization points) waters freezing point is 0* C whereas nitrogen's freezing point is much lower.
The melting/freezing point of water is oC.The boiling point of water is 100 oC at standard pressure.Evaporation occur at any temperature.
1063 °C(lit.) Freezing points and melting points generally can be used interchangeably. Scientific data is reported as the melting point or mp. Purity will also effect the freezing point but very useful in determining the purity of a substance.
Yes! Freezing (when a substance becomes solid) and melting points (when a substance becomes liquid) are characteristic properties.