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How much space a substance of mater takes up?
The amount of space a substance occupies is referred to as its volume. This can be measured in units such as liters or cubic meters, depending on the scale of the substance. The volume of a substance is determined by its physical properties and can vary depending on factors like temperature and pressure.
Boils at 450 C a chemical or physical property?
Boiling point at 450°C is a physical property, specifically a characteristic of a substance that describes its behavior in response to changes in temperature. It is a fixed value for a specific substance and indicates the temperature at which the substance changes from liquid to gas at a specific pressure.
Is pressure a physical change or chemical change?
A physical change. The chemical make up of the material is not changed. --------------------------------------------------------------------- Pressure is not a change, it is a characteristic. It is the ratio force/area.
How can one determine the boiling point from vapor pressure?
To determine the boiling point from vapor pressure, one can use the Clausius-Clapeyron equation, which relates the vapor pressure of a substance to its temperature. By plotting the natural logarithm of the vapor pressure against the reciprocal of the temperature, the boiling point can be determined as the temperature at which the vapor pressure equals the atmospheric pressure.
How to calculate the triple point of a substance?
To calculate the triple point of a substance, you need to find the temperature and pressure at which the substance can exist in all three states (solid, liquid, gas) simultaneously. This can be determined by studying the phase diagram of the substance, which shows the relationship between temperature, pressure, and the different states of matter. The triple point is where all three phases coexist in equilibrium.
Is boiling point a chemical or physical property?
Boiling point is a physical property of a substance that is determined by the intermolecular forces between its molecules. It is defined as the temperature at which the vapor pressure of the liquid equals the atmospheric pressure.
What determines the form of a substance?
The form of a substance is determined by its molecular structure and arrangement of atoms. This structure dictates the substance's physical properties, such as its shape, size, and state of matter (solid, liquid, gas). Changes in temperature and pressure can also influence the form of a substance.
What determines the phase of a substance?
The phase of a substance is determined by its temperature and pressure, as well as the intermolecular forces present within the substance. Changes in temperature and pressure can cause a substance to transition between solid, liquid, and gas phases.
What is the graph of a relationship between the physical state of a substance and the temperature and pressure of the substance?
Phase diagram?
How can one determine the critical temperature of a substance?
The critical temperature of a substance can be determined by conducting experiments to observe the temperature at which the substance transitions from a gas to a liquid under high pressure. This critical temperature is a key characteristic of the substance's phase behavior.
How much space a substance of mater takes up?
The amount of space a substance occupies is referred to as its volume. This can be measured in units such as liters or cubic meters, depending on the scale of the substance. The volume of a substance is determined by its physical properties and can vary depending on factors like temperature and pressure.
What is a graph of the relationship between the physical state of a substance nad the temperature and pressure of a substance?
A phase diagram illustrates the relationship between the physical state (solid, liquid, gas) of a substance and its temperature and pressure. Different regions on the diagram correspond to different states of matter based on the prevailing conditions of temperature and pressure. The boundaries between the regions represent conditions where phase transitions occur.
What state can a physical form in which a substance can exist?
A physical state in which a substance can exist depends on its temperature and pressure. Common states include solid, liquid, gas, and plasma. For example, water can exist as ice (solid), liquid water, or steam (gas) depending on its temperature and pressure.
Is boils a physical or chemical property?
Because you are not changing the composition of the substance, boils is a physical property.
Why aren't properties affected by changes in temperature and pressure?
Properties of a substance, like density or specific heat, aren't affected by changes in temperature and pressure because they are intrinsic characteristics that depend on the nature of the substance itself, regardless of external conditions. These properties are determined by the molecular structure and interactions within the substance, which remain constant despite changes in temperature or pressure.
A substance will exist as a gas at ambient temperature and pressure?
A substance will exist as a gas at ambient temperature and pressure if its boiling point is below the ambient temperature and its vapor pressure exceeds the atmospheric pressure at that temperature.
Boils at 450 C a chemical or physical property?
Boiling point at 450°C is a physical property, specifically a characteristic of a substance that describes its behavior in response to changes in temperature. It is a fixed value for a specific substance and indicates the temperature at which the substance changes from liquid to gas at a specific pressure.
