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Chem review

Chem review

Assessment

Presentation

Chemistry

University

Practice Problem

Hard

Created by

Accurate Gamer

Used 4+ times

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0 Slides • 225 Questions

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Solid

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Definite Shape & Volume

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Indefinite Shape & Definite Volume

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Definite Shape & Indefinite Volume

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Indefinite Shape & Volume

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Liquid

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Definite Shape & Volume

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Indefinite Shape & Definite Volume

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Definite Shape & Indefinite Volume

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Indefinite Shape & Volume

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Gas

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Definite Shape & Volume

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Indefinite Shape & Definite Volume

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Definite Shape & Indefinite Volume

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Indefinite Shape & Volume

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Multiple Choice

Plasma conducts electricity

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True

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False

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A silver spoon tarnishes

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Physical change

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Chemical change

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Physical identity

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Chemical identity

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Table salt is dissolved in water

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Physical change

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Chemical change

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Physical identity

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Chemical identity

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Piece of paper is ripped to pieces

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Physical change

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Chemical change

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Physical identity

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Chemical identity

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Piece of paper burns

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Chemical identity

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Piece of iron oxidizes

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Chemical identity

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Apple rots

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Physical change

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Chemical identity

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Apple is sliced into pieces

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Physical change

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Chemical identity

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Chlorine reacts with sodium to produce sodium chloride

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Physical change

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Chemical identity

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Balloon is red in color

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Physical change

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Chemical identity

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Potassium bromide crystals are brittle

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Physical change

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Chemical identity

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Lead has a density of 11.34 g/mL

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Chemical identity

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Sodium reacts violently with water

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Chemical identity

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1.0 M HCl solution is acidic

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Hexane is flammable

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Chemical identity

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Boiling point

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Physical property

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Chemical property

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Melting point

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Physical property

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Chemical property

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Flammability

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Physical property

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Chemical property

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Ductility

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Physical property

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Chemical property

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Corrosive

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Physical property

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Combustible

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Chemical property

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Mallebility

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Physical property

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Chemical property

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Explosive

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Physical property

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Chemical property

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Color

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Color changing

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Viscosity

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pH

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Chemical property

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Density

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Chemical property

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Mass, Weight

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Volume

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Taste

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Chemical property

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Elements

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Monoatomic (1 atom)

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Polyatomic (2 or more atoms)

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Compounds

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Monoatomic (1 atom)

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CBr4

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Element

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Compound

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O2

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Element

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Compound

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Sodium Chloride

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Element

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Compound

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S8

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Element

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Compound

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CO

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Element

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Compound

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Gold

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Salt Water

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Chocolate chip cookie

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Milk

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Blood

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Carbon Disulfide

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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Koolaid

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Homogeneous Mixture

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Heterogeneous Mixture

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Pure Substance

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There were 35 car in the parking lot.

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Exact

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Inexact

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There were 35 gallons of water in the tank.

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Exact

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Inexact

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A bunch of bananas had 7 banans in it.

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Exact

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Inexact

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A bunch of bananas weighed 5 pounds.

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Exact

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Inexact

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There are 100cm in 1m

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True

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False

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Sig figs [18.0000/6.00]

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3.00

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3.0000

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Sig figs [1.000+1.00+1.0]

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3.000

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3.0

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Cathode Ray Tube

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JJ Thomson

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Robert Millikan

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Ernest Rutherford

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Oil Drop Experiment

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JJ Thomson

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Robert Millikan

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Ernest Rutherford

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Gold Foil Experiment

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JJ Thomson

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Robert Millikan

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Ernest Rutherford

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Protons

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Positively charged

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Negatively charged

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Neutral

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Electrons

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Positively charged

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Negatively charged

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Neutral

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Neutrons

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Positively charged

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Negatively charged

3

Neutral

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Multiple Select

Calculate the mass percentage of each element in CO

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C: 42.9%

2

O: 43.5%

3

O: 57.1%

4

C: 76.9%

5

C: 36.9%

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Multiple Select

Calculate the mass percentage of each element in C2H5OH

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C: 52.2%

2

O: 43.5%

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H: 13.0%

4

O: 34.8%

5

C: 36.9%

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Multiple Select

How many grams of C, H, and O are present in 245 grams of C2H5OH

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O: 34.8g

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C: 128.0g

3

O: 85.3g

4

H: 13.0g

5

H: 31.9g

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Multiple Select

How many grams of Na, Cl, and O are present in 1.45x10^-2 grams of NaClO3

1

Cl: 0.00481g

2

Na: 0.00432g

3

O: 0.00651g

4

O: 0.00654g

5

Na: 0.00312g

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