A substance composed of 2 or more elements in a fixed, definite proportion is considered a homogeneous mixture. a heterogeneous mixture. a molecular compound an alloy. a solution.

Q: in the posted lecture notes! (1 element in 2 typeś of c.p's) Mark x for all that may apply: Pure?…

A: Pure substance: A pure substance is a sample of matter with both definite and constant composition…

Q: 5)An element cannot A) be part of a heterogeneous mixture B) be part of a homogeneous mixture C) be…

A: Given An element cannot _____________

Q: Classify these substances. More than one answer may apply in each case. N2 solution O homogeneous…

A: Element - It is a pure substance made up of only a single atom.  Compound - It is a pure substance…

Q: Classify each substance as a pure substance or a mixture. If it is a pure substance, classify it as…

A: a) A mixture in composition of its constituent is uniform throughout the solution is called…

Q: write mixture if it is corresponds with mixture and compound if it is corresponds with compound.…

A: A question based on solutions that is to be accomplished.

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: In human, the temperature of the body is maintained by the secretion of eccrine glands. Sweat on the…

Q: Which of the following is classified correctly? 24 Karat gold is a homogeneous mixture. Graphite is…

A: 24 karat gold is means pure gold no any other metal are mixed with gold that means 24 karat gold is…

Q: AB4(g) + 2 B2C(g) ⇌ AC2(g) + 4 B2(g) Kp = 21/62500

A:

Q: classify to be solid, liquid or gas     Particles are close together but are not held rigidly…

A: To identify whether the given statement represents solid, liquid or gas.

Q: Which statement is true about the elements present in a compound?  They maintain their chemical…

A: You are going to deal with electrons.

Q: I am having trouble understanding the difference between a compound and mixture and how to identify…

A: When two or more elements are present together they are called compounds. Mixtures are made up of…

Q: High fructose corn syrup is used industrially as a sweetener in everything from carbonated beverages…

A:

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: Given, Beef Stew

Q: Which term best describes carbon dioxide, CO2? a. an atom b. an element C. a homogeneous mixture d.…

A: A chemical compound is a chemical substance composed of many identical molecules composed of atoms…

Q: a) upon heating, a blue powder turned white and lost mass b) A white soil forms three different…

A: Given: For each of the changes have to decide whether two or more elements formed a compound or if a…

Q: 19 Which of the following most accurately models the relationship between compounds and elements? A…

A: Given: 19. Models to determine the relationship between elements and compounds.

Q: | Which one of the following is often easily separated into its components by simple techniques such…

A: The combination of two or more substances without the participation in the chemical reation yields a…

Q: About Sampling, tick only the incorrect alternative(s). Choose one or more: A) Identifying the…

A: Analysis are of two types: qualitative analysis and quantitative analysis. Qualitative analysis…

Q: Write true for the correct statements and false for the A physical change is a change in the…

A: A set of true or false questions based general chemistry, which are to be accomplished.

Q: A mixture is a combination of pure substances, physically combined. Good examples of a solid mixture…

A: Please find your solution below : Boil the water. Collect the solid : Sugar water Dissolve salt in…

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: Given: Vegetable soup

Q: Chamestry

A: Dear student we are allowed to address only one question in one go. Please do post the second…

Q: Choose the INCORRECT statement. Select one: a. An element is a substance made of one type of atom.…

A: Option a is correct because a element is a substance made of one type of atom.  Ex: Carbon is a…

Q: Identify as an element, compound or mixture of compounds

A: Element: Element is a chemical substance which has a single atom and it cannot be broken down in…

Q: Identify the incorrect statement. For a given substance, different mixtures can have different…

A: To solve this problem we have to know about the statement which is incorrect .

Q: A pure substance is: O composed of two or more regions with different compositions. O composed of…

A: Here we have to define pure substance.

Q: What is the term for the property of a substance that cannot be observed without changing its…

A: The property of a substance that cannot be observed without changing its chemical formula is…

Q: A heterogeneous mixture has uniformly distributed particles has not a uniform composition throughout…

A: Heterogenous mixture is the mixture in which the composition is not uniform throughout it means…

Q: differentiate between homogeneous and heterogeneous mixture?

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

Q: Although some elements are found in an isolated state, most elements are found combined as with…

A: The objective of the question is to find the correct option which describes the statement and fills…

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: According to the given data, A substance made up of the same atoms is known as an element. A…

Q: 2 .What is the 2nd most prevalent element in soil (name, not symbol)?   3. What is the name of the…

A:

Q: 3. Fill in the following chart. Sample Type of Matter (Element, Compound, Mixture) Compound Efement…

A: The samples given are  Ocean water, Glucose (C6H12O6), Apple juice, Oxygen (O2), Blood, Water (H2O),…

Q: What is Heterogeneous substance? Give an example?

A: A mixture is a material made up of two or more different substances which are not chemically…

Q: Give at least 3 modes or ways to separate the components of a mixture and when can each method be…

A: The different components of a mixture can be separated by using different separations methods some…

Q: A substance composed of only one type of matter is a solution a compound a heterogeneous mixture an…

A: Matter :-  Anything which has mass and occupy some volume is called matter. Matter is of three types…

Q: A/ An______________ is a combination of two or more ________________________. Select one: Compound;…

A: Chemistry is the study of the structure,physical properties,and chemical properties of material…

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: What is being represented by the picture below? a compound being physically separated into its…

A: In the representation, the reactants contain molecules of a compound and the products contain…

Q: Which of the following is most likely going to be a heterogeneous mixture? (A) C10H8 and H2O…

A: Heterogeneous mixture is a type of mixture which has all components in different phases and also the…

Q: What is the classification of the substance in the figure? O A. compound O B. heterogeneous mixture…

A: Compound is the substance which is made by combining of two or more same or different elements.…

Q: differences between a compound and mixture

A: When two or more elements are present together they are called compounds. Mixtures are made up of…

Q: Select which is appropriate in completely classifying gaseous oxygen O2. Homogeneous mixture Pure…

A: Gaseous oxygen formula is O2,  it diatomic molecule formed by two oxygen atoms .

Q: About Sampling, tick only the incorrect alternative(s): A) Identifying the nature of a substance…

A: B) A type of error that is known due to procedures that cause a measure to be too large or too small…

Q: Which phrase describes a compound that .consists of two elements? (1) a mixture in which the…

A:

Q: Mixtures have the properties of the substances that make them up.  B) Sandy water is an example of…

A:

Q: Which of the following is true about compounds?a. Compounds are pure substances that are composed of…

A: The statement which is true regarding to compounds has to be given.

Q: A large number of atoms of the same kind is

A: Matter is classified into following types  1 Pure  substances        2. Mixture    1. In Pure…

Q: Which statement is FALSE? O A pure substance can be varied by changing the proportion of pure…

A: A pure substance is made purely by a single substance while a mixture is made up of two or more pure…

Q: An 8.53 mg sample contains 1.72 mg of phosphorous.  What is the mass percentage of phosphorous in…

A: Given  mass of phosphorous = 1.72 mg mass of compound = 8.53 mg  Formula : mass percentage of…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".