Why are intensive properties useful for identifying a substance?

Q: How can properties help you distinguish one substance from another?

A: Every substance has its unique set of properties. Substance 1 - metal Substance 2 - plastic…

Q: A sample is said to be homogeneous if

A: If substance is homogeneous , it means that , the composition is uniform through out the mixture…

Q: 1. Density of solids by volume displacement| Solid Copper Сopper Glass Iron Aluminum Form Wire…

A:

Q: Samples of hydrated manganese perchlorate are heated to determine the amount of crystal water:…

A: Given:Mass of hydrate before heating (Mn(ClO4)2.nH2O) = 2.126 gMass of hydrate after heating…

Q: Differentiate intensive to extensive properties. Not less than 6 sentences.

A:

Q: What is the mass of 2.6 L of ethyl alcohol, which has a density of 0.789 g/mL? Edit View Insert…

A: given, the volume of ethyl alcohol = 2.6L = 2.6×1000 mL = 2600mL density = 0.789 g/mL

Q: How to tell whether a property is physical or chemical

A: Physical properties are the properties such as colour, melting point,hardness,density and doesn't…

Q: 4. How sizing down to Nano affect material properties?

A: Since  substances at the nanoscale level have a greater surface-to-volume ratio, which causes them…

Q: Some mixtures do not have the same composition, properties, and appearance throughout. Why?

A: Mixtures are defined as the substances which is formed when two or more substances are combined such…

Q: Using the Identification of Substances by Physical Properties table in the question above, when…

A: The answer is explained below.

Q: 16) A 0.0758-g tungsten filament 17) A 1.50-g silver coin 18) A 60.0 g sample of FeCl3

A: Given that : We have to calculate the number of moles contained in each of the following samples :…

Q: Substance Mass (g) Color Taste Flammability 1. Salt 2. Sugar 3. Water

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

Q: Why do physical properties play a role in chemistry if they do not involve any chemical changes?

A: I

Q: Distinguish the difference between a coefficient and a subscript?

A: 1.Subscripts are part of the chemical formulas of the reactants and products which indicates the…

Q: List and Define kinds of samples according to size:

A: This is a question from Analytical Chemistry. Sample size means amount of sample taken for analysis.…

Q: Why does knowing the mass of an object not help you identify what material the object is made from?

A: Mass is not always the same for objects made from same material.

Q: Substances:  1.Burning of Matches 2. Candle wick in burning of candle  3. Table Salt dissolved in…

A: Chemical Change : chemical change occur when a substance combined with another substance to form a…

Q: You are given a hammer a battery, a bulb, wires and switch(a) How could you use them to distinguish…

A:

Q: the best statement of the Law of Conservation of Mass?

A: According to law of conservation of mass, mass can neither be created nor be destroyed. It  is…

Q: why is the separation of mixtures into pure or relatively pure substances so important when…

A: In-order to perform a chemical analysis, separation of mixture into pure substances is important.…

Q: On the molecular level, what does it mean for a solid sample to be pure?

A: As per bartleby guidelines i answered only first question so please don't mind thanks in advance.

Q: What is another common situation in which a chemical change also leads to a physical change?

A:

Q: Why are intensive properties useful for identifying a substance? A:They describe the amount of…

A:

Q: What information is important to those who will be analyzing the samples?

A: Various types of analysis of compounds are performed in chemistry. These analysis helps in finding…

Q: What is a molecular element?

A: A compound refers to the molecule which contains at least two different type of elements bonded…

Q: Initial Water Volume: 12.70 mL Final Water Volume: 13.49 mL Mass of Solid: 7.11 g   Density of…

A: To solve this problem we  will first calculate the density .

Q: How are physical properties different from chemical properties?

A: Difference between physical properties and chemical properties:

Q: Explain why the statement is true. “Quantitative analysis always begins with the measurement of a…

A: A chemical compound can be identified by either qualitative or quantitative analysis. The…

Q: Describe how volumetric analysis methods are used in quantitative methods. Please provide at least…

A:

Q: What is the difference between a physical change and a chemical change?

A: The difference between physical and chemical change are given by

Q: What is a chemical property of a matter

A: A Matter is anything that occupy space ( volume) and gas a mass and it may be sensible by our one or…

Q: Name the different methods that can be used for separation of components of a mixture.

A: The different methods that can be used for separation of components of a mixture are to be given.

Q: What are the important considerations in reporting analytical results?

A: Analytical result : A data analysis after experiment is called analytical result.

Q: Describe the characteristics of a mixture.

A: Mixture is formed when two or more than two compounds mix together and these compounds are not…

Q: irections: Match the following terms in column A to the description that matches them in column…

A: Match the given column:

Q: weight of 1000  samples

A:

Q: 28 27.0769 92.23 Silicon 29 28.9765 4.67 30 29.9738 3.10

A: Calculate the average atomic mass ---

Q: is stone a matter? why?

A: Matter: It is a substance that occupies space and has a certain mass. For example, if you consider a…

Q: Difference between actual yeild and theoretical yeild.

A: Yield of reaction represent amount of products formed in gram during a chemical equation.

Q: 1. Compare physical and chemical properties. 2. Why is it necessary to state the specific…

A: Physical and chemical properties of matter are characteristics of a substance that has to be…

Q: How can understanding properties help you separate substances from a mixture?

A: A mixture can be defined as a physical combination of two or more substances, in such a way that…

Q: When we need sample preparation for analysis? use your own words to explain

A: Given :  To explain a need of sample preparation for analysis.

Q: A _____ is something that has a definite composition.

A: The study of the composition, structure and characteristics of matter; the processes which matter is…

Q: Determine the mass of the sample based on the following data to two decimal places mass of crucible…

A: When the sample containing CaSO4 is heated the water present in the sample is evaporated and…

Q: A student heated a hydrated salt sample with an initial mass of 5.322 g. The sample was heated to…

A: Given : Initial mass of hydrated salt = 5.322 g And mass of salt after reheating = 2.798 g

Q: How many standard size cookies can you make?

A: Requirements to make 10 dozens standard size cookies = 16 oz butter, 4 eggs, 3 cups flour and 4 cups…

Q: Differentiate between Physical Properties and Chemical Properties?

A: The characteristics possessed by the substances are known as their properties which may be physical…

Q: What are chemical and physical properties?

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