Which is an example of a physical change? O Metal rusting O silver tarnishing O Water boiling O Paper burning

Q: Which of the following is a chemical change? A. Burning paper  B. dropping glass  C. Dissolving salt…

A: Chemical changes occur when a substance combines with another to form a new substance. A) Burning…

Q: Identify each of the following as an element, homogeneous mixture, heterogeneous mixture, compund,…

A: The following things can be classified on the basis of the nature of the condition given .  Element…

Q: Classify the following as element, compound, homogeneous mixture or heterogeneous mixture: i). A…

A: Element: An element is a chemically pure substance that can't be further broken down into chemically…

Q: Determine whether each change is physical or chemical. What kind of property (chemical or physical)…

A: (a)The evaporation of rubbing alcohol indicates that it changes from liquid to gas. But, it still…

Q: Propane gas (C3H8), has a boiling point of -42.0oC and ignites in the presence of oxygen. Do these…

A:

Q: Classify the following as intensive or extensive physical property iron has a melting point of 2800…

A:

Q: Classify the following as a type of matter:  Liquid Gold

A:

Q: 1. Classify each of the following as a chemical or physical change. a. burning of wood b. browning…

A: Changes are classified into two types -  A - Physical Changes B - Chemical Changes

Q: Which of these changes are physical and which are chemical? Explain.(a) Plants make sugar from…

A: According to the question, sugar is made from water and carbon-dioxide. We have to mention as to…

Q: Which one of the following is a pure substance? elemental oxygen rock apple air tap water

A: Substance which is made up of single or one type of atom or molecule is known as pure substance.…

Q: . When table salt is placed in water and stirred it dissolves and a clear liquid is obtained. This…

A: On the basis of changes; all processes can be classified as physical change and chemical change. The…

Q: Which one of the following is a pure substance? tap water гock air elemental oxygen apple

A: Pure substance is the one which contains same type of particles throughout, like an element or…

Q: Classify the following as physical or chemical change Opening a can of soda and letting the gas…

A: Physical change is a change in physical appearance of a substance.  Chemical change is a…

Q: Define physical property and chemical property. Identify each type of property in the following…

A: Physical property: Properties that shows physical or reversible change in any object is called as…

Q: How does an element differ from a compound? How are they similar?

A:

Q: What are the differences between physical and chemical change. Explain in 200 words.

A: Introduction: Physical change and chemical change are completely two different process. For example,…

Q: Determine whether each change is physical or chemical.a. Water boils.b. A match burns.c. Sugar…

A: A physical process is defined as the process in which the physical state of matter takes place.…

Q: 1. Which is an example of a physical change? A) The rusting of an iron nail B) The burning of…

A: melting of an ice cube in a glass of soda is a physical change. So option e is correct answer. Here…

Q: Is baking considered a physical change or a chemical change?

A: Baking is a process in which item to be baked is mixed with baking soda and heated in oven. Baking…

Q: 3. Which of the following are pure substances and which are mixtures? a. table sugar b. distilled…

A: Pure substance is made up of only one type of particle. It is always homogeneous in nature.Mixture…

Q: Which is NOT a physical property of table sugar?A. forms solid crystals at room temperatureB.…

A: Physical properties: Physical properties can be observed or measured without changing the…

Q: Which is the best example of a pure substance: O A. elements B. compounds C. pure water D. carbon…

A: Introduction: Pure substance is a homologous material which contains particles ( atoms or molecules)…

Q: Which is considered a physical change? changing color of apple cores uncoiling a copper wire spool…

A:

Q: Determine whether each of the following represents a physical property or a chemical property: (a)…

A: A physical property can be measurable without changing the identity of the substance. A chemical…

Q: Define physical propertyand chemical property.Identify each type of property in the following…

A: Any visible change or measurable change in the substance can be called as physical property.For…

Q: Which of the following would indicate a physical change has occurred? O Bubbles are produced State…

A: Answer :-  State of matter changes (ex. water becomes steam)…

Q: Classify the following as pure substances-element, pure substance-compound or mixture. Write the…

A: Answer is as follows :

Q: When you put salts in the fire during a flame test, the flame turns a different color. Is this a…

A: When we puts salt in fire during flame test the flame turns to a different color.

Q: 1. Which of the following is NOT an example of physical property? B. Length A. Texture C. Intensity…

A:

Q: Classify each as a physical property or a chemical property.a. Aluminum has a silvery color.b. Gold…

A: Physical properties are those that can be observed or measured without changing its composition.…

Q: Classify each process as a chemical or physical change. a. dissolving calcium chloride in water b.…

A: The given processes as a chemical or physical change has to be given.

Q: Which one of the following is a PURE chemical substance Sea water O Selenium O Air O Paper

A: Given substances: Sea water Selenium Air Paper We have to find the pure chemical substance.

Q: Classify each as a physical change or a chemical change.a. breaking a pencil in twob. water freezing…

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

Q: Which of the following is a physical change? Choose all that apply. O a. rusting of a metal can Ob.…

A: Choose which are physical change?

Q: 32. Which of the following is a Physical Property of a substance? A) Burning of gasoline B) Cutting…

A: Physical property is measurable. Physical property doesn't change nature of substance. While…

Q: Classify each statement as a physical property or a chemical property. If its physical property,…

A: We will answer first three subparts at a time since you have not mentioned the exact subparts that…

Q: Magnesium metal, a gray solid, is heated in a crucible in the presence A white powder is collected…

A: Given reaction information,    Magnesium metal, a gray solid, is heated in a crucible in the…

Q: Classify property as physical or chemical. the shine of silver

A: Physical properties are the observations we make with our senses. In the process of observing, no…

Q: Which of the following is a pure substance?? Air Sand Salt water Gold

A: Correct option is D . Gold it is made up of only gold atoms remaining all other are mixtures. So…

Q: Which of these is NOT a physical property A density B flammability C hardness D luster E reactivity…

A: Physical properties can be observed or measured without the composition of that matter changing.

Q: Which option is a physical property of matter? O boiling point O acidity O reactivity O flammability

A: Physical properties are those properties in which the chemical identity of matter is retained.

Q: Which of these changes are physical and which are chemical? Explain.(a) Plants make sugar from…

A: (a) Plants make sugar from carbon dioxide and water. It is an example of chemical change. As carbon…

Q: A Classify each example as a physical change or a chemical change.a. crushing an aluminum canb.…

A: A physical change occurs when matter changes its form but not the identity. It includes change in…

Q: Which of the following is an element? Fe,(SO,), Li O2

A: The substances that have a tendency to occupy space are considered as matters. The matters can be…

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 a pure substance? tap water rock air elemental oxygen apple

A: Substance which is made up of single or one type of atom or molecule is known as pure substance.…