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the temperature affects the density of matter
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Why is water considered a pure substance?
Water is pure substance because it is two elements chemically combined, rather than just mixed.
Is water a solute?
No. Water is not solution but it is a compound. A solution a substance in which another substance is dissolved. Or an intimate mixture of two substances. Generally considered to be in the liquid state, but not necessarily so.
Two of water might fill a fish bowl?
Two litres of water might fill a fish bowl.
Is distilled water a substance pure or a mixture?
Pure substance.
Do oil and water make a new substance?
No. After mixing them, they settle into two separate layers (oil above the water) without any new substance formed.
What is a necessary condition for extraction of a substance from an aqueous solution?
There must exist a solvent for the substance to be extracted in which this substance's solubility is greater than the substance's solubility in water, and the solvent also must not be miscible in water, so that an interface between the solvent and water will be formed in a mixture of the two.
What two substance are made in metal and acid reaction?
A metallic salt and water.
Why is saltwater a mixture not a substance?
Saltwater is simply salt mixed with water. You can easily extract the salt from the water by means of evaporation. A substance is two or more components mixed into something that cannot be reversed through a simple process.
Why is a substance considered pure?
Water is pure substance because it is two elements chemically combined, rather than just mixed.
Why use water and alcohol in homeopathy?
Water is used to dilute the substance. Alcohol is used for two purposes. 1 to dissolve the substance and to act as a preservative. It also is believed to aid in absorption.
What is the difference between a solvent and solute?
A solvent is a substance which dissolves, or the substance in which another substance is dissolved. The solute is the substance which is dissolved. A solvent dissolves the solute. In salt water the water is the solvent that dissolves the salt, or the solute.A solute is a homologous mixture, made of two or more substances.
Why is saltwater a mixture and not a substance?
Because saltwater contain two substances, water and salt.
