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Chapter 3: Q.3.59 (page 91)

Identify each of the following as an element, a compound, or a mixture. Explain your choice. (3.1)

Short Answer

Expert verified

a. is compound

b. is mixture

c. is an element

Step by step solution

01

introduction

Whenever the reinforced particles are the same then the substance is supposed to be an atom while when the joined iotas are different then they are supposed to be compounds.

02

explanation

a. An unadulterated substance that can be isolated into other more modest substances using any and all means that is synthetic or physical is supposed to be a compound. It comprises two unique kinds of particles. In this way, it is a compound.

b. A material comprised of at least two unique substances which are not joined synthetically is supposed to be a blend. It comprises various particles and compounds. Hence, it is a mixture.

c. A substance that is comprised of totally one kind of particle is supposed to be a component. The same particle joins to frame a component and it is introduced as a solitary atom or a molecule very much like a molecule.

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Most popular questions from this chapter

A patient arrives in the emergency room with a burn caused by steam, Calculate the heat, in kilocalories, that is released when 18.0gof steam at 100∘C hits the skin, condenses, and cools to body temperature of 37.0∘C.

Calculate the heat change at 100∘Cfor each of the following. and indicate whether heat was absorbed/released:

a. calories to condense 10.0gof steam

b. joules to condense 7.60gof steam

E. Kilocalories to vaporize 44gof water

d. kilojoules to vaporize 5.00Kgof water

Identify each of the following changes of state as evaporation, boiling, or condensation:

a. At 100∘Cthe water in at pan changes to steam.

b. On a cool morning, the windows in your car fog up.

C. A shallow pond dries up in the summer.

d. Your teakettle whistles when the water is ready for tea.

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ajoules

bkilojoules

Indicate whether each of the following describes a gas, a liquid, or a solid:

a. Lemonade has a definite volume but takes the shape of its container.

b. The particles in a tank of oxygen are very far apart.

c. Helium occupies the entire volume of a balloon.
See all solutions

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