Study the diagrams representing elements, compounds and mixtures shown, and choose the correct statement from the following: The smallest part of an element that still has the properties of that element is called. A sweet, colorless, oily substance that is used as a moisturizer in skin and body creams is _____. Mixtures and solutions are examples of combinations of substances that are not joined together chemically. What is the name of Saturn's largest moon? Physical mixture. Analytical cookies are used to understand how visitors interact with the website. d) Element. b) two or more elements combined chemically. f. A chemical property or change. A mixture in which two or more substances are evenly mixed, but not bonded together is a(n) homogeneous mixture, also called a(n) solution. True False Question 4 (1 point) When the maximum amount of solute is added to the . A pigment solution contains compound A with 4 polar groups and compound B with 2 polar groups. Mixtures may be classified as homogeneous or heterogeneous. A. compound B. mixture C. element, Which of the following is true about a suspension? Explain the difference between a solution, a solvent, and a solute. The two types of mixtures is heterogeneous and homogeneous. Give examples of an element, a compound, a heterogeneous mixture, and a homogeneous mixture. These cookies track visitors across websites and collect information to provide customized ads. a. a solution b. a homogenous mixture c. a heterogeneous mixture d. a compound, wWhat can be defined as homogeneous mixture? which branch of science is the study of substances that contain hydrogen? a. compound b. heterogeneous mixture c. element d. homogeneous mixture e. electron, Helium is a(n) __________. a. compound b. homogeneous mixture c. heterogeneous mixture d. electron e. element. A compound is a term used to define a unique molecule, while in a heterogeneous mixture the properties of each of the compounds are retained. C. the solvent in a simple mixture. A solution is prepared by mixing 0.3355 moles of NaNO3 (84.995 g mol^{-1}) with 235.0 g of water (18.015 g mol^{-1}). c) a mixture because the proportion of its compound can vary. A. Solute B. Solvent C. Product D. Reactant E. None of the above, A highly concentrated solution of salt water is known as sole. What is a liquid substance capable of dissolving other substances called? c) an element. d) any, A homogeneous mixture is also called: a. chemically bonded b. a solution c. a compound d. a solute. In chemistry, a solution is a homogeneous mixture of two or more substances. More than one answer may apply. Solution: A homogenous mixture of two or more substances is called a solution. If there are two substances present and one phase present, does this describe a homogeneous mixture, a heterogeneous mixture, or a pure substance? An example from everyday experience is a solid like salt or sugar (which are crystalline solids), dissolved in a liquid (like water). Fresh features from the #1 AI-enhanced learning platform. It is actually the physical combination of two or more substances that are able to retain the identities while they are mixed in form of solutions, suspensions or colloids. Of the four boxes shown, which one represents a model of elements only? A homogeneous mixture contain only one phase; vinegar is homogeneous. Solute and solvent can be in any state. The substances that are dissolved are called solutes. b. osmotic pressure of the solution. The law of constant composition says that __________. b) a homogeneous mixture of two or more substances. How many grams of NaCl (molecular weight=58.5g/mol would you dissolve in water to make a 50mM NaCl solution with 500mL final volume? Classify the following as a homogeneous mixture or heterogeneous mixture: A tablespoon of instant ice tea dissolved in water. 2003-2023 Chegg Inc. All rights reserved. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Which of the following is made up only of one type of atom? Classify the following as a homogeneous mixture or heterogeneous mixture: A glass of ice tea with mixtures. Air, for example, is a solution consisting chiefly of oxygen and nitrogen with trace amounts of several other gases, and brass is a solution composed of copper and zinc. a) Homogeneous mixture b) Heterogeneous mixture c) Solution d) Colloidal suspension e) Pure substance, When blue food coloring is dissolved in water, the result is a ________. A combination of two or more substances in which they no longer retain Necessary cookies are absolutely essential for the website to function properly. Types of mixtures (video) | Khan Academy You put 1 spoonful of salt into 1 liter of water and stir. Why is a mixture of water and chlorine in a swimming pool referred to as a homogeneous mixture? What is the property of substances sticking together called? Consider a uniform shiny yellow-orange solid that produces two distinct liquids when melted. Hypertonic. A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties. Hypotonic. How might chromatography be used to purify a mix of related substances? As introduced previously, mixtures are combinations of two or more substances that each retain their individual physical properties. B) an element. Which one of the following elements is used in party balloons? which branch of science is the study of substances that contain carbon? An ion with a positive electrical charge is considered to be _____. What is the solvent in the solution? If there is one substance present and one phase present, does this describe a homogeneous mixture, a heterogeneous mixture, or a pure substance? Fill in the blank with the appropriate term. The components of a homogeneous mixture are chemically combined. An unstable mixture of two or more immiscible substances united with the aid of a . The cookie is used to store the user consent for the cookies in the category "Other. Decide whether a physical process or a chemical reaction is required: Fine crystals of silver chloride are separated from a suspension of the cry, Apple juice is an example of: a. an element b. a compound c. a homogeneous mixture d. a heterogeneous mixture, Classify these mixtures to homogeneous and heterogeneous: a. orange juice b. tap water (home water), Sulfur dioxide gas is: A) a homogeneous mixture B) a compound C) an element D) a heterogeneous mixture E) a solid at room temperature. Elements are sometimes written with two letters. Do sand and water, when mixed, make a solution? 1. Identify differences between pure substances and mixtures. The substance used to dissolve the solute or solutes. d) any ; A homogeneous mixture is also called: a. chemically bonded b. a solution c. a compound d . In other words, a chemical reaction does not occur between components of a mixture. 50% Fructose and 50% Glucose B. True False Question 5 (1 point) The mass percent of a solution is the mass of the solute divided by the mass of the solvent multiplied by 100. A homogeneous solution tends to be identical, no matter how you sample it. A. More than one classification is possible. A substance that cannot be broken down into chemically simpler components is an element. Study the properties of homogeneous mixtures, and see liquid, solid, and gaseous homogeneous mixture examples. Which of the following statements is correct? Why? e. amount of solvent. You can see the two substances. b. when being compared to another solution, this solution has a lower solute concentration than the other. Chapter 12 Flashcards | Chegg.com A 100-g amount of a solute was dissolved in 1000 g of water. d) a physical blend of two or more elements. E. solute. Elements and compounds are both examples of pure substances. a. element b. compound c. pure substance d. homogeneous mixture e. heterogeneous mixture f. solution. b. suspension. Question 1 (1 point) Solution is a heterogeneous mixture of two or more substances. Can solution with the same concentration of different solutes have different osmotic pressures? a. compound b. homogeneous mixture (solution) c. heterogeneous mixture d. energy e. element, Classify glucose as one of the following. c) two or more elements carrying a positive charge. Classify the following as elements substances, compounds, homogeneous mixture, or heterogeneous mixture: A cup of homogenized milk. Heterogeneous mixtures have visually distinguishable components, while homogeneous mixtures appear uniform throughout. Give an example of each of the following: a. E) a crystalline solid. c) the substances are always solids. Hypertonic solution: a. Components of a homogeneous mixture are visibly dist. Solution Define a solution? What happens when ionic compounds are mixed with water? Homogeneous mixture. 1 What is a mixture of two or more substances uniformly mixed? Match the following: a) Mixture b) Compound 1) No chemical change takes place and each item retains its properties. a. Which of the following represents the particles in a mixture? Non-potable. Is sand stirred in water classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? Which one of the following four statements is incorrect? Elements and compounds cannot be reduced to simpler substances by physical or mechanical means, but mixtures can. 50% Sucrose and 50% Sodium Chloride C. Pure Sodium Chloride D. Pure Glucose, Oxygen is a nonpolar gas, but it will dissolve a little bit in water (which is a polar solvent). In heating a mixture of substances, the most volatile or the lowest boiling distills first, and the others subsequently or not at all. A chemical bond formed by the sharing of electrons is described as a(n): A) Ionic bond B) Covalent bond C) Mixture D) Coordinate bond, Which of the following is NOT a property of a compound? State two ways in which a mixed melting point of these two compounds would be different from the melting point of either pure A or pure B. a. orange juice b. tap water. A characteristic of all inorganic substances is that they _____. More than one classification is possible. A homogeneous mixture of two or more substances is a _____. The salt water described above is homogeneous because the dissolved salt is evenly distributed throughout the entire salt water sample. A Homogeneous mixture of two or more substances. What state of matter has a definite volume but takes the shape of its container? Classify each of the following pure substance or a mixture if it is a pure substance, classify it as an element or a compound, if it is a mixture, classify it as homogeneous or heterogeneous. How much solute would it take to prepare a solution with 122 g of 0.540 m in KCl? A. kinetic energy of liquid water molecules B. high specific heat C. polarity of water molecules D. high surface tension, Which term best describes the water, considering some sugar dissolved in water? a. a homogeneous mixture b. a heterogeneous mixture c. an element d. a compound, The different substances in a mixture \\ a. keep their properties b. form new molecules c. combine chemically d. cannot be separated.
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