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What are fixed compositions or uniformed compositions?
Fixed or uniform compositions are characteristic of chemical compounds.
What is silicon plus sulfur?
When silicon reacts with sulfur, it forms silicon sulfide, which can have varying compositions such as SiS, SiS2, or Si2S3. These compounds are commonly used in semiconductor manufacturing and as a lubricant additive.
Why do you put prefixes in front of molecular compositions but not ionic compounds?
Just because
Is candle wax homogeneous?
No, candle wax is not homogeneous. It is a mixture of different hydrocarbons and chemicals that have varying properties and compositions.
What has the author Julius Frome written?
Julius Frome has written: 'A system of retrieval compounds, compositions, processes, and polymers'
What are two ways that mixtures differ from compuonds?
Mixtures are composed of two or more substances that are physically combined and can be separated by physical means, while compounds are composed of two or more elements chemically bonded together and cannot be easily separated. Mixtures can have varying compositions and properties throughout, while compounds have a fixed composition and consistent properties.
Does a mixture always have the same composition throughout an experiment?
No, a mixture can have varying compositions throughout an experiment depending on factors such as the components' solubility, temperature, and pressure. Mixing can lead to homogeneity or heterogeneity in the composition of the mixture.
Compare compounds with mixtures?
Compounds are made up of two or more elements that are chemically combined in specific ratios, forming a new substance with distinct properties. Mixtures, on the other hand, are combinations of two or more substances that are physically mixed together but not chemically bonded, allowing them to be separated by physical means. Compounds have a fixed composition and properties, while mixtures can have varying compositions and properties depending on the proportions of the components.
What are characteristics of both compounds and mixtures?
Compounds are substances formed from two or more elements that are chemically bonded together, resulting in a fixed composition and specific properties. Mixtures, on the other hand, consist of two or more substances that are physically combined, allowing them to retain their individual properties and varying compositions. Both compounds and mixtures can vary in their physical states (solid, liquid, gas) and may exhibit changes in properties when subjected to different conditions. Additionally, both can be separated into their components, but compounds require chemical processes for separation, while mixtures can typically be separated by physical means.
What are three different ways that compounds and mixtures differ?
Mixtures have widely variable contents, whereas compounds have fixed contents. In mixtures, each component retains its characteristics, but compounds may act wildly different from their component parts. Attempting to break down compounds requires vast amounts of energy, yet mixtures can be separated rather simply.
What is the formula of nitrogen peroxide?
The formula for nitrogen dioxide is NO2. Nitrogen peroxide is not a specific compound but could refer to different nitrogen oxides with varying compositions.
What are the examples of the compositions of matter?
Examples of compositions of matter include mixtures, such as saltwater or air, and substances like water, salt, and iron. Compounds like water (H2O) and carbon dioxide (CO2) are made up of two or more different elements chemically bonded together.
