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Technically yes but there are usually impurities in it. Distilled water is very close to only containing H20.
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Is the white substance left behind when tap water evaporates is it a pure substance or a mixture?
It would be a mixture of various minerals and chemicals if any were present in the water before evaporation
Is mineral a pure substance?
Theoretically a mineral is a pure substance; practically this situation is not so frequent.
Is a diamond a pure substance?
yes, a diamond is a crystalline form of pure carbon, there for making it a pure substance.
Is the pacific ocean a pure substance?
The Pacific Ocean is a salt water ocean.All oceans and seas and bays connected to oceans are salt water. They all have pretty nearly the same amount of salt, about 3.5% by weight. 96.5% of all water on Earth is salt water in oceans, seas and bays. (Saline ground water is 1% more.)Fresh water, the 2.5% that is not salt water, comes from rain and snow and is accumulated in lakes and glaciers and ground water. Most (60%) of fresh water is frozen.
Explain why elements and compounds are pure substances while a homogeneous mixture is not?
The difference between a homogeneous mixture and a pure substance is that a pure substance has a fixed composition and cannot be separated because it is chemically bonded and a homogeneous mixture can be separated.
Is water a mixuture or substance?
Water is considered a pure chemical substance. Its mass and properties are similar to many of the other constituent elements.
Is water the only pure substance?
No, anything with atoms of a single element is a pure substance. For example (DO NOT TRY IT), but JUST picture a glass filled with mercury (Hg). if there are only Hg molecules, then it is a pure substance.
Is water a mixtrure or pure substance?
Water is a compound having a chemical formula of fixed proportions, and as such is a pure substance. Its chemical formula is H2O, in which the two hydrogen atoms are covalently bonded to the oxygen atom.
Is uranium a mixture or pure substance?
Uranium is a natural chemical element, a pure element.
What kind of substance of water?
Water is considered a pure chemical substance. Its mass and properties are similar to many of the other constituent elements.
Is carbon a mixture or a pure substance?
Carbon is a pure substance with the chemical symbol "C"
Is water a pure substance if it is mixed with something?
Only if the mixture is a physical, not chemical, change.
What happens when a pure substance undergoes a chemical changes?
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
What happens when a pure substance undergoes a chemical change?
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
Is nickel a pure substance or a mixture?
Nickel is a chemical element, and as such, it is a pure substance.
Is Dry ice a pure substance?
there is a phase change that is water(liquid) is converted into ice now the question arrives that it is a pure substance or not? if its chemical composition is the same during the phase change then it is a pure substance otherwise not.
Is a pure substance flammable?
Some are flammable and some are not. This depends on the chemical properties of the individual substance. Nonflammable pure substance include helium, water, and gold. Flammable pure substances include hydrogen, hexane, and magnesium.
