None Which of the following is a physical change?Select the correct answer below:◇ gasoline burns◇ water freezes◇ bread toastsO metal rusts

Option a: This option is incorrect because Gasoline burns: Burning gasoline is a chemical change…

Answered: Which of the following is a physical…

Introductory Chemistry For Today

8th Edition

ISBN:9781285644561

Author:Seager

Publisher:Seager

Chapter1: Matter, Measurements, And Calculations

Section: Chapter Questions

Problem 1.10E

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Similar questions

Classify each of the following properties of the metal magnesium as a physical property or a chemical property. a. Solid at room temperature b. Ignites upon heating in air c. Hydrogen gas is produced when it is dissolved in acids d. Has a density of 1.738 g/cm3 at 20C
Classify the substances represented by the models in Problem 1-58 as to the number of atoms present per molecule, that is, as diatomic, triatomic, tetraatomic, etc.
Suppose someone emptied ball bearings into a container of salt. Could you separate the ball bearings from the salt? How? Would your method involve no change, be a physical change, or be a chemical change?
Decide whether each of the following is a physical property or a chemical property of the substance. a Salt substitute, potassium chloride, dissolves in water. b Seashells, calcium carbonate, fizz when immersed in vinegar. c The gas hydrogen sulfide smells like rotten eggs. d Fine steel wool (Fe) can be burned in air. e Pure water freezes at 0C.
Which of the following represent physical properties or changes, and which represent chemical properties or changes? You curl your hair with a curling iron. You curl your hair by getting a “permanent wave” at the hair salon. Ice on your sidewalk melts when you put salt on it. A glass of water evaporates overnight when it is left on the bedside table. Your steak chars if the skillet is too hot. Alcohol feels cool when it is spilled on the skin. Alcohol ignites when a flame is brought near it. Baking powder causes biscuits to rise.
What is the chief factor that determines thephysical slateof a sample of matter?
Consider two boxes with the following contents: the first box contains 10 blue paper clips and 10 red paper clips; the second contains the same number of each color of paper clip with the difference that each blue paper clip is interlocked with a red paper clip. Which box has contents that would be an analogy for a mixture, and which box has contents that would be an analogy for a compound?
Which part of the description of a compound or element refers to its physical properties and which to its chemical properties? (a) The colorless liquid ethanol bums in air. (b) The shiny metal aluminum reacts readily with orange-red bromine
Make molecular-level (microscopic) drawings for each of the following. a. Show the differences between a gaseous mixture that is a homogeneous mixture of two different compounds, and a gaseous mixture that is a homogeneous mixture of a compound and an element. b. Show the differences among a gaseous element, a liquid element, and a solid element.
1.82 Which of the following molecular-scale diagrams best represents a pure compound? Explain your answer.
Consider two boxes with the following contents: the first contains 30 bolts and 30 nuts that fit the bolts; the second contains the same number of nuts and bolts with the difference that each bolt has the nut screwed on it. Which box has contents that would be an analogy for a mixture, and which box has contents that would be an analogy for a compound?
Which of the following is not characteristic of a pure substance? (a) Has a uniform composition throughout (b) Has a fixed melting temperature (c) Can be separated into two other pure substances

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Which of the following is a physical change? Select the correct answer below: ◇ gasoline burns ◇ water freezes ◇ bread toasts O metal rusts