Which of the following is a mixture salt air water Aluminium or sugar?

Both are mixtures, but only the sugar-water can also be called a solution. A pure substance has a definite and constant composition — like salt or sugar. Sugar solution is a mixture because it can be seperated into sugar and water by evaporation.

Which of the following is mixture salt air water sugar?

Which of the following is a mixture? Salt, Air, Water, Alum, Sugar.

Which of the following are mixtures salt air water salt water?

Salt is a compound of sodium and chlorine as there is a specific proportion of each. Sodium and chlorine combined in the ratio of 1:1 to form a salt. Hence, salt is not a mixture. So, the answer can be sum up as air and saltwater is a mixture.

Is salt water a mixture?

Saltwater is a homogeneous mixture, or a solution. Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture. Water is a substance; more specifically, because water is composed of hydrogen and oxygen, it is a compound.

Which one of the following is a mixture salt?

Salt is a compound. Chemical formula of common salt is NaCl.

Is Salt a mixture or compound?

Salt is an ionic compound, consisting of a crystal, lattice structure of the two ions Na+ and Cl-. Salt water is full of sodium chloride molecules.

What kind of mixture is alum?

alum, any of a group of hydrated double salts, usually consisting of aluminum sulfate, water of hydration, and the sulfate of another element.

Is alum a mixture or substance?

Alum is a addition compound (K2SO4.

Which of the following is a mixture alum?

Ans: Air is mixture of gases. Alum is a addition compound (K2SO4. Al2(SO4)3. 24H2O).

Is alum a mixture or compound?

Potassium alum, potash alum, or potassium aluminium sulfate is a chemical compound: the double sulfate of potassium and aluminium, with chemical formula KAl(SO4)2. It is commonly encountered as the dodecahydrate, KAl(SO4)2·12H2O.

Is sugar substance or mixture?

Sugar is considered a pure substance because it is composed of a a compound, C12H22O11, on repeat. There are no other elements or compounds that are needed to make up this substance.

Is a solution of salt in water a mixture or compound?

Explain why, a solution of salt in water is considered a mixture and not a compound. askedJul 15, 2020in Chemistryby Amrita01(49.5kpoints) is matter around us pure

How much solute is in a solution of salt and sugar?

Salt and sugar both dissolve in water, and salt and sugar solutions are both denser than pure water. At a constant molar concentration, say 0.1 mole per liter, sodium chloride solution holds 5.844 grams of solute per liter of solution while sucrose holds 34.2 grams.

Why do you think air is a mixture and water is compound?

State three reasons why you think air is a mixture and water is a compound. 1. It contains two or more pure substances 2. By physical processes it can be separated into simpler substance 3. Its composition is not fixed 1. Its composition is fixed and inseparable 2. It has a definite formula and present in a proportion by mass.

Is alum a pure substance or a mixture?

Only pure water can be obtained by electrolysis. Alum is a potassium crystals that are mostly pure and concentrated so we cannot classify them as mixtures. Sugar is a crystalline structure which does not contains impurities to a large extent so we can accept the fact that it is not a mixture. Looking for free Rx coupons? Right this way.