A snack consists of peanuts, sunflower seeds, raisins, almonds, and chocolate pieces. Which statement describes why this is a mixture?ResponsesIt is made up of more than one substance.It is made up of more than one substance.It is impossible to separate the substances.It is impossible to separate the substances.The components retain their original properties.The components retain their original properties.The components chemically combine with each other.The components chemically combine with each other.

MixturesA mixture is formed by mixing different elements or compounds. The proportionof various components in a mixture is not fixed. No chemical change takes place duringthe formation of mixtures and no new substance is formed.1. What are the mixtures used in everyday life ?2. Are all mixtures useful to us ?3. How will you separate each component from a mixture of semolina, salt and ironfilings ?You might remember that mixing unwanted substances in any foodstuff is calledadulteration. In other words, an adulterated foodstuff is also a kind of mixture.When an unwanted and harmful substance is mixed with another substance theresulting mixture no longer remains useful. In such cases, we separate the unwantedingredients from the mixture. For this purpose, simple and easy methods such as straining(filtering), sifting, picking, sorting, winnowing, combing with a magnet and sublimationare used. Which ingredients, from which mixtures could be separated by using thesemethods ? We have learnt about the properties of matter and the effects of heat. Theseproperties are also used for separating the components of a mixture.1. Prepare a sherbet. 2. Prepare a bhel.Did the taste of the original ingredients change due to the aboveprocesses ?Try this.Can you tell ?Can you tell ?

Which of the following is TRUE about a mixture?a.It is a classification under compounds.b.It is one of the two types of pure substance.c.Its components cannot be separated physically.d.It retains the property of the components after mixing.

Which of the following is most likely a homogeneous mixture?A.A tossed vegetable saladB.A vanilla milkshakeC.Chunky peanut butterD.Chocolate chip cookiesSUBMITarrow_backPREVIOUS

Which of the following statements is true?A mixture has two types of particle chemically bonded together.A pure substance is made of two or more substances that are not chemically joined.You can change the proportion of substances in a mixture.

List two examples of mixtures that involve the combination of substances in different states (solid, liquid or gas). For each example, identify the components and their states.