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Ph Ch 135 Lec > Alkalimetry > Flashcards

Alkalimetry Flashcards

1
Q

Benzoic acid

A

Direct
F=1
Phenolphthalein
Colorless to pink

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2
Q

Salicylic acid

A

Direct
F=1
Phenolphthalein
Colorless to pink

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3
Q

Acid value for fixed oils or acid value determination

A

Direct
F=na
Phenolphthalein
Colorless to pink

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4
Q

Monobasic sodium phosphate

A

Direct with blank
F=1
Phenolphthalein
Colorless to pink

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5
Q

Benzaldehyde

A

Indirect
F=1
Bromophenol blue
Yellow to light green

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6
Q

Aldehyde content of lemon oil

A

Indirect with blank
F=1 or 2?
Bromophenol blue
Yellow to light green

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7
Q

Chloral hydrate

A

Residual
F=1
Phenolphthalein
Pink to colorless

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8
Q

Formaldehyde

A

Residual with blank
F=1
Bromothymol blue
Blue to yellow

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9
Q

Peppermint oil for total esters

A

Residual with blank
F=1
Phenolphthalein
Colorless to pink

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10
Q

Lactic acid

A

Residual with blank
F=1
Phenolphthalein
Pink to colorless

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11
Q

Peppermint oil for total menthol

A

Residual with blank
F=1
Phenolphthalein
Pink to colorless

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12
Q

Aspirin

A

Residual with blank
F=2
Phenolphthalein
Pink to colorless

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13
Q

Aspirin tablets

A

Residual with blank
F=1
Phenolphthalein
Pink to colorless

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14
Q

Saponification value for fixed oils

A

Residual with blank
F=na
Phenolphthalein
Pink to colorless

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15
Q

Ester value for fixed oils

A

Residual with blank
F=1
Phenolphthalein
Pink to colorless

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16
Q

Boric acid

A

Direct
F=1
Phenolphthalein
Colorless to pink

Ph Ch 135 Lec (2 decks)

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