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ប្លង់Sciencesរសាយនវិទ្យា

រសាយនវិទ្យា

416 ប្លង់មាន • 22 ប្រភេទរង

ប្លង់ (416)

Heating and Stirring Without Bumping: Why the Flask Spat at You

Heating and Stirring Without Bumping: Why the Flask Spat at You

ដោយ CharlieDE

រសាយនវិទ្យា

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Getting the Solid Back: Evaporate, Crystallise, and Dry to Constant Mass

Getting the Solid Back: Evaporate, Crystallise, and Dry to Constant Mass

ដោយ CharlieDE

រសាយនវិទ្យា

25
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Filtering: Gravity, Vacuum, and Why the Filtrate Came Through Cloudy

Filtering: Gravity, Vacuum, and Why the Filtrate Came Through Cloudy

ដោយ CharlieDE

រសាយនវិទ្យា

27
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Dilution: One Equation, and Knowing When to Do It in Steps

Dilution: One Equation, and Knowing When to Do It in Steps

ដោយ CharlieDE

រសាយនវិទ្យា

20
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Making Up a Solution: Which Glassware Actually Measures, and Which Only Looks Like It

Making Up a Solution: Which Glassware Actually Measures, and Which Only Looks Like It

ដោយ CharlieDE

រសាយនវិទ្យា

26
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Acid Into Water, Never Water Into Acid: Why the Order Is Not a Preference

Acid Into Water, Never Water Into Acid: Why the Order Is Not a Preference

ដោយ CharlieDE

រសាយនវិទ្យា

20
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The Notebook: Write a Page Somebody Else Can Repeat

The Notebook: Write a Page Somebody Else Can Repeat

ដោយ PennyDK

រូបវិទ្យា

19
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Change One Thing at a Time: Grow the Control, and the Confounded Jar Too

Change One Thing at a Time: Grow the Control, and the Confounded Jar Too

ដោយ PennyDK

រូបវិទ្យា

16
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Zero, Tare and the Blank: Measure What Your Instrument Reads When It Should Read Nothing

Zero, Tare and the Blank: Measure What Your Instrument Reads When It Should Read Nothing

ដោយ PennyDK

រូបវិទ្យា

17
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Why Finish Wood At All: Three Jobs, and They Pull Against Each Other

Why Finish Wood At All: Three Jobs, and They Pull Against Each Other

ដោយ WoodyNO

ការធ្វើការឈើ

31
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Varnish and Polyurethane: Thin Coats, and Leave It Alone

Varnish and Polyurethane: Thin Coats, and Leave It Alone

ដោយ WoodyNO

ការធ្វើការឈើ

22
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Stain: Colour Goes In Unevenly Unless You Make It Behave

Stain: Colour Goes In Unevenly Unless You Make It Behave

ដោយ MaryFI

សម្ភារៈ

22
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Oil Finishes: Wipe On, Wipe Off, and the Rag That Can Catch Fire

Oil Finishes: Wipe On, Wipe Off, and the Rag That Can Catch Fire

ដោយ MaryFI

សម្ភារៈ

17
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What a Glue Joint Is: Why a Good One Breaks Everywhere Except the Glue

What a Glue Joint Is: Why a Good One Breaks Everywhere Except the Glue

ដោយ WoodyNO

ការធ្វើការឈើ

26
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Surface Preparation: The Part That Decides Whether It Holds

Surface Preparation: The Part That Decides Whether It Holds

ដោយ WoodyNO

ការធ្វើការឈើ

22
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Squeeze-Out, Starvation and Reading a Joint That Failed

Squeeze-Out, Starvation and Reading a Joint That Failed

ដោយ MaryFI

សម្ភារៈ

34
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Choosing the Adhesive: Open Time, Gap Fill, and What It Has to Survive

Choosing the Adhesive: Open Time, Gap Fill, and What It Has to Survive

ដោយ MaryFI

សម្ភារៈ

21
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Identifying an Unknown Substance: Building a Reference Library

Identifying an Unknown Substance: Building a Reference Library

ដោយ PauliceUS

ការវិភាគ

27
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Gel Filtration: Separating by Size Alone

Gel Filtration: Separating by Size Alone

ដោយ EmmaSE

ក្រូម៉ាតូក្រាភី

30
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Thin-Layer Chromatography: Making Your Own Plates

Thin-Layer Chromatography: Making Your Own Plates

ដោយ MaryFI

ក្រូម៉ាតូក្រាភី

25
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Gel Electrophoresis: Separating by Charge and Size

Gel Electrophoresis: Separating by Charge and Size

ដោយ VoltSE

ជីវរសាយនវិទ្យា

27
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Building a Gas Chromatograph

Building a Gas Chromatograph

ដោយ PennyDK

ក្រូម៉ាតូក្រាភី

25
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Two-Dimensional Paper Chromatography

Two-Dimensional Paper Chromatography

ដោយ CharlieDE

ក្រូម៉ាតូក្រាភី

18
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Tsvet's Column: The First Chromatogram

Tsvet's Column: The First Chromatogram

ដោយ BobBE

ក្រូម៉ាតូក្រាភី

28
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បង្ហាញ 24 ក្នុងចំណោម 416