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Is water freezing an example of a different substance being formed?
No it is not!
Is evaparation a physical or chemical change?
Physical. If water evaporates, it is still water. It does not change into a different substance. A Chemical change is when something changes into a different substance. For example, when wood is burned, it changes into a different substance(ash).
The temperature at which a substance boils is an example of a physical property?
Yes, the temperature at which a substance boils is an example of a physical property. Physical properties are characteristics that can be observed or measured without changing the substance's identity. Boiling point is a specific physical property that varies among different substances.
Can a solid substance exist in more than one form?
Yes, a solid substance can exist in more than one form, known as polymorphism. Polymorphism occurs when a substance can have different crystal structures or arrangements in the solid state, resulting in different physical properties. An example is carbon, which can exist as both graphite and diamond.
What is the substance to be dissolved example sugar?
The dissolved substance in a solution is called solute.
Is water freezing an example of a different substance being formed?
No it is not!
When does a substance changes from a solid to a liquid?
A substance changes from a solid to a liquid at the substance's melting point. This is a different temperature for every substance. For example, water (ice) melts at 0oC, whereas gold melts at 1,064oC.
Is the boiling point of a substance an example of a chemical property?
The boiling point of a substance is an example of a physical property of that substance.
Is substance a countable noun?
Yes, "substance" can be a countable noun when referring to individual types or instances of substances. For example, you could say "There are five different substances in this mixture."
How are a chemical and physical change different?
In a physical change, the substance is still the same substance after the change. But in a chemical change, the substance became another substance with different properties from the original substance.Physical change is changing the appearance of something. Example - Rip a piece of paper - physical change. Burn gasoline - chemical change.
A very well-mixed mixture?
Paint is a great example of a very well-mixed substance, though when it sits, it separates into its different chemical parts based on the weight of each substance.
What is a Chemical substance in the body that can cause surges of energy or emotion?
different neurotransmitters for different emotions or 'energy.' for example, romantic love is often linked with dopamine.
Is metal melting an example of a different substance being formed?
No. The same would be when water melts or freezes. It is still water.
What is a example of substance?
Oxygen
Is evaparation a physical or chemical change?
Physical. If water evaporates, it is still water. It does not change into a different substance. A Chemical change is when something changes into a different substance. For example, when wood is burned, it changes into a different substance(ash).
What is a impure substance?
An impure substance contain impurities; for example polluted water is an impure substance.
What is an example of chemical property density flammability hardness luster?
An example of a substance with high density is lead, which is dense and heavy. Gasoline is an example of a substance with flammability, as it can easily catch fire. Diamond is an example of a substance with hardness, as it is one of the hardest known natural materials. Silver is an example of a substance with luster, as it has a shiny and reflective appearance.
