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Chemistry > Chapter 13- Balancing Reactions > Flashcards

Chapter 13- Balancing Reactions Flashcards

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1
Q

Fuels contain ___,____,____

A

Carbon, hydrogen, oxygen

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2
Q

HCl

A

Hydrochloric acid

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3
Q

HF

A

Hydrofluoric acid

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4
Q

HBr

A

Hydrobromic acid

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5
Q

HI

A

Hydroiodic acid

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6
Q

HNO3

A

Nitric acid

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7
Q

H2SO4

A

Sulfuric acid

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8
Q

Reactants: fuel+O2
Products: water and carbon dioxide

A

Combustion

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9
Q

Reactants: two or more reactants
Products: one product

A

Synthesis

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10
Q

Reactants: one
Products: two

A

Decomposition

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11
Q

Reactants: one compound and one element
Products: new compound and element

A

Single replacement

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12
Q

Reactants: two compounds
Products: swap places

A

Double replacement

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13
Q

What is involved in combustion?

A

Hydrocarbon or alcohol

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14
Q

Products have the same chemical properties before and after the change

A

Physical change

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15
Q

Products are new properties after the change

A

Chemical change

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16
Q

What’s evidence for a chemical reaction?

A

Evolution of a gas
Formation of precipitate
Color change
Energy is absorbed or released

17
Q

Releasing heat, on the product side of an equation

A

Exothermic

18
Q

Absorbing heat, on the reactant side of an equation

A

Endothermic

19
Q

Mass of products is equal to the mass of reactants

A

Law of conservation of mass/matter

20
Q

A process in which one or more substance are changed into one or more new substances

A

Chemical reaction

Chemistry (5 decks)

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