Which of the following is a mixture?  Brass, carbon monoxide, sulfur dioxide or salt

Q: non-matter

A: Non–matter –There are mostly those things around us that have mass and occupy space. But there is…

Q: Classify the following as physical or chemical change: When a solution of concentrated HCl(aq) is…

A: For question 3, we have to find the whether the addition of concentrated HCl(aq) to water is a…

Q: Give three examples illustrating each of the following terms. Homogeneous mixture- sugar solution,…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Indicate whether the following sample of  matter  is a heterogeneous mixture, a homogeneous mixture,…

A:

Q: is paint a compound or element

A: An element is a pure substance that cannot be broken down by chemical mean. Compound is a chemical…

Q: Which of the following is a property of water?  It can freeze very fast.  It has low heat…

A: Water is present in all three states that is, solid, gas, and liquid on the Earth. Hence, the…

Q: Which term listed is a property of a non-metal?  high density brittle shiny  conducts electricity

A:

Q: The following is an example of a physical change: O formation of rust O production of energy by…

A: Physical change: In a physical change only the state of matter changes. In this change different…

Q: What properties distinguish solids from liquids? Liquids from gases? Solids from gases?

A: Solids have no empty spaces between the molecule which gives them a definite and rigid structure.…

Q: Which of the following is not a physical change? physical state color boiling point bleaching…

A: Physical change - A physical change is a change which affects the form of the chemical substance…

Q: Which of the following is a homogeneous mixture? a) water and sand b) water and salt c) water and…

A:

Q: Classify following substances as element, compounds and mixtures – water, tea, silver, steel,…

A: The given substances are: water, tea, silver, steel, carbon dioxide and platinum.   Pure substances…

Q: Which of the following is a mixture? O cheese O calcium O sodium O water, H2C O hydrochloric acid,…

A: A mixture is a combination of two or more pure substances in which each pure substance retain its…

Q: When we say that lead is a denser metal than aluminum, are we talking about anextensive or intensive…

A: Intensive Property • does not depend on the amount of the substance. • even if you change the amount…

Q: A) Which term describes the conversion of substances into different substances? ionic bonding…

A: Conversion of one type of substances into other substances is take place through a reaction.

Q: Sound, light, feelings and ideas are not considered to be matter. Which of the following best…

A: Why sound , light, feelings and ideas are not considered to be matter?

Q: A combination of at least two materials, one of which is a metal whose properties are different from…

A: Alloy is the combination of  two metals or a metal and  non metals to form a new product with…

Q: Which of the following is not an example of a homogeneous mixture? Select any that apply: - Sugar…

A: Concept Introduction: Homogeneous mixture: A mixture throughout the solution in which the…

Q: Are the following statements correct? If not, fix them A compound is a pure substance that has…

A: A compound is a component formed by the combination of two or more than two elements. It's made up…

Q: Distinguish between physical and chemical properties.

A: Physical and chemical properties has to be distinguished.

Q: chemical tests were used to differentiate between the two substances in the mixture. Which of the…

A: Physical properties:These are the type of properties which are considered as ‘observables’ i.e.…

Q: Classify each change as physical or chemical. (a) the explosion of gunpowder in the barrel of a…

A: ANSWER

Q: Which of the following pairing is incorrect? Seawater - Homogeneous Mixture Magnesium - Element O…

A: Element :-  Pure substance consisting of only one type of atoms is called as element Compound :-…

Q: Classify each of the following as a physical or chemical change   Iron rusting -…

A: The change of matter that occurs without changing the chemical composition of the matter is called…

Q: Describe the characteristics of a mixture.

A: Matter is broadly classified into mixtures and pure substances. Pure substances are known for their…

Q: How did the number of phases of the components help you classify the mixtures OF water,pepper,flour…

A: Phases- A phase is defined by as any homogeneous and physically distinct part of a system which is…

Q: Which of the following is a pure substance? baking soda salt water cooking oil duct tape orange…

A: Pure substances are compounds with individual chemical and physical properties with same…

Q: Pure helium gas is used in many industries in its liquid form as a refrigerant that allows for the…

A: A substance is said to be an element if it contains only one kind of atoms. A substance is said to…

Q: If a red and green solution are mixed and an orange mixture esults, is this evidence of a physical…

A: Physical change is the change in which physical property of the compound changes and it is…

Q: differentiate between homogeneous and heterogeneous mixture?

A: A homogeneous mixture has a uniform composition throughout its mass whereas a heterogeneous mixture…

Q: Would you expect C3H7OH to be a solid, liquid or gas? Explain your logic. (the numbers above should…

A: Lower carbon alcohols that are alcohol with 1 to 3 carbon atoms are free-flowing liquids.  Alcohols…

Q: depicts

A: According to the question, we need to determine which image depicts a homogenous mixture.  We know…

Q: which is an example of a mixture

A: Mixtures are the combination of two or more substances and they are not chemically combined.

Q: Which of the following is an element: Brass Zinc Steel             D, Bronze

A: An element is the simplest form of pure substance. On the other hand, a mixture is made up of…

Q: Which of the following processes is a physical change? (a) evaporation of water; (b) combination…

A: In physical change, there is no change in the chemical composition.

Q: Is gasoline an element a mixture or a compound

A: Gasoline is obtained as a product in the distillation of crude oil.

Q: Complete the following statements: (i) The three ____________________________________ are solid,…

A: Matter is a substance which has definite volume,mass. Matters are classified in various types.…

Q: Mixtures are created by physical means (mixing a substance with another; no chemical bonding); if…

A: A mixture is a material containing two or more elements or compounds that are in close contact and…

Q: A mixture of copper and tin, commonly called bronze is a homogeneous mixture or a ____________…

A: Given : A mixture of copper and tin, commonly called bronze is a homogeneous mixture.

Q: What are the different techniques for separating mixtures?

A: The different techniques to separate mixtures in laboratory are as follows:

Q: A solid white substance A is heated strongly in the absence ofair. It decomposes to form a new white…

A: The chemical reaction taking place is,

Q: Calcium carbonate (chalk) in not soluble in water. What type of matter results when calcium…

A:

Q: Which of the following is a method for separating a solid-liquid mixture?

A: Applying concept of separation of liquid- solid mixture by filtration.

Q: Type of Matter Substance Mixture Chlorine (Cl,) Water (H,O) Lucky Charms Salt water Nitrogen (N,)…

A: The given table can be filled as follows:

Q: Which of the following statements describe physicalproperties and which describe chemical…

A: Physical property - Physical properties are the property of matter which does not change its…

Q: Which of the following would be considered a chemical change? O ice melting O water flowing O iron…

A:

Q: Which one of the following is not a chemical change ?     A. Burning of coal in airB. Fermentation…

A: A chemical change is a change of one substance to another one or more substance via a chemical…

Q: Classify the following materials as substances or mixtures:table salt, wood, mercury, air, water,…

A: Substances- these are the materials which have stable composition and properties throughout and can…