Question

7. Heterogeneous mixture in which the solute particles do not dissolve and remain suspended throughout the solvent and the solute particles can be seen with the naked eye is known as: a) Colloidal solution b) Super saturated solution c) Sublimation d) Suspensions 8. A pure substance which is made up of only one kind of atom and cannot be broken into two or more simpler substances by physical or chemical means is referred to as a) a compound b) an element c) a molecule d) a mixture 9. The amount of solute present per unit volume or per unit mass of the solution/solvent is known as a) Composition of solute b) Concentration of a solvent c) Concentration of a solute d) Concentration of a solution 10. Which of the following statements are true for pure substances? i) Pure substances contain only one kind of particles ii) Pure substances may be compound or mixtures iii) Pure substances have the same composition throughout iv) Pure substances can be exemplified by all elements other than nickel a) (i) and (ii) b) (i) and (iii) c)(iii) and (iv) d) (ii) and (iii)​

Answer 1

Answer:

suspension

Explanation:

A suspension is a heterogeneous mixture in which the solute particles do not dissolve but remain suspended throughout the bulk of the medium. Particles of a suspension are visible to the naked eye. Suspension is a heterogeneous mixture. The particles of a suspension can be seen by the naked eye.