How is a mixture different from a pure substance?Responses Pure substances are made up of mixtures.Pure substances are made up of mixtures.A pure substance is heterogeneous.A pure substance is heterogeneous.Mixtures can be separated by physical means.Mixtures can be separated by physical means.A mixture is made of one substance.
I'm sorry, but that statement is not correct. A mixture is actually made up of two or more substances that are physically combined, whereas a pure substance is made up of only one type of substance. Additionally, mixtures can be separated into their individual components using physical means such as filtration, distillation, or evaporation. Pure substances, on the other hand, cannot be separated into other substances by physical means alone.
How is a mixture different from a pure substance?
Responses
Pure substances are made up of mixtures.
Pure substances are made up of mixtures.
A pure substance is heterogeneous.
A pure substance is heterogeneous.
Mixtures can be separated by physical means.
Mixtures can be separated by physical means.
A mixture is made of one substance.
I apologize for the confusion, but the statements provided are incorrect. Here is the correct information:
1. A mixture is different from a pure substance because a mixture is made up of two or more substances that are physically combined.
2. Pure substances, on the other hand, are made up of only one type of substance. They have a uniform composition throughout and cannot be separated into other substances by physical means.
3. Mixtures can indeed be separated by physical means, such as filtration, distillation, or evaporation. This is because the components of a mixture retain their individual properties and can be isolated from one another.
4. A mixture consists of multiple substances, whereas a pure substance is composed of only one type of substance.
Actually, the information you provided is incorrect. Let me clarify the differences between a mixture and a pure substance for you:
1. Composition: A mixture is composed of two or more different substances mixed together, whereas a pure substance is made up of only one type of substance.
2. Homogeneity: Mixtures can either be homogeneous or heterogeneous. A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has distinct components that can be visually identified.
3. Separation: Mixtures can be separated into their individual components using physical methods, such as filtration, distillation, or chromatography. On the other hand, pure substances cannot be separated into other substances by physical means.
4. Examples: Examples of mixtures include saltwater (a mixture of salt and water) and air (a mixture of various gases). Examples of pure substances include elements like oxygen and compounds like water.
In summary, mixtures consist of multiple substances that can be separated by physical means, while pure substances consist of only one type of substance and cannot be separated by physical means.
Actually, there seems to be some confusion in your statements. Allow me to clarify:
A mixture is different from a pure substance in several ways:
1. Composition: A pure substance consists of only one type of atom or molecule, meaning it has a fixed chemical composition. In contrast, a mixture contains two or more different substances combined physically, and their compositions can vary.
2. Homogeneity: Pure substances can be either homogeneous or heterogeneous. A homogeneous pure substance has a uniform composition throughout, whereas a heterogeneous pure substance has different parts with different compositions. On the other hand, mixtures are always heterogeneous because their components are not uniformly distributed.
3. Separation: Pure substances cannot be separated by physical means, as they consist of a single component. However, mixtures can be separated by physical means, such as filtration, distillation, evaporation, or magnetic separation, since they contain two or more components.
In conclusion, a pure substance is different from a mixture as it consists of only one type of atom or molecule, has a fixed chemical composition, can be either homogeneous or heterogeneous, and cannot be separated by physical means. In contrast, a mixture contains multiple substances, is always heterogeneous, and can be separated by physical means.