Day 2 Random Flashcards

(36 cards)

1
Q

The law governing the kinetics of a reaction is

A

Law of mass action

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2
Q

The specific rate of reaction is primarily dependent on

A

Temperature

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3
Q

The rate of reaction is not influenced by

A

Molecularity of the reaction

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4
Q

It states that the rate of a chemical reaction is proportional to the activity of the reactants

A

Law of Mass Action

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5
Q

Formula of tmax if k1=k2 for series reaction (n=1)

A

1/k1

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6
Q

Formula of maximum Cr for series reaction if k1=k2 (n=1)

A

Cao/e

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7
Q

The activation energy of a reaction can be obtained from the slope of a plot of

A

Log k vs 1/T

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8
Q

It is the response curve for a step input signal from a reactor

A

S-curve

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9
Q

The ratio of moles of a reactant converted into a desired product to that converted into unwanted product is called

A

Selectivity

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10
Q

Pycnometer is used for the measurement of

A

Specific gravity of liquid

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11
Q

The best guide to judge the general quality of water is the measurement of its

A

Electrical conductivity

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12
Q

Triple point of water is

A

0°F

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13
Q

Liquor poisoning generally occurs due to the presence of ________ in it.

A

Methyl Alcohol

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14
Q

Chalcopyrite is an ore of

A

Copper

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15
Q

Dispersion number for a CSTR

A

infinity

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16
Q

Drag is defined as the force exerted by the

A

Liquid on the solid

17
Q

Reynolds number for stokes law

18
Q

Reynolds number for intermediate law

19
Q

Reynolds number for newton’s law

A

Greater than 500

20
Q

The terminal velocity of a small sphere settling in a viscous fluid varies as the

A

Inverse in the fluid viscosity

21
Q

Define buoyant force

A

Depends on the weight of the floating body

22
Q

What is terminal velocity?

A

Constant velocity without acceleration

23
Q

A batch reactor is suitable for

A

Liquid phase reactions

24
Q

First empirical temperature scale conceived is the _______ temperature scale

25
An ideal fluid is
Non-viscous & incompressible
26
Magnesium addition to cast iron increases its
Ductility and strength in tension
27
Kapag heater ang ginamit sa humidification, constant ang alin?
Humidity
28
Suitable for extraction in a system having very low density
Centrifugal extractor
29
Overall efficiency of distillation column is
Ratio of ideal plates to actual plates
30
At minimum reflux ratio for a given separation
Number of plates is infinity
31
Dew point of a gas-vapor mixture
Decreases with decrease in pressure
32
With increase in pressure the relative volatility for a binary system
Decreases
33
Other term for freeze drying
Lyophilization
34
Dew point of a gas-vapor mixture
Decreases with decrease in pressure
35
Raoult's law applies to the
Solvents
36
Percentage saturation is _________ the relative saturation
Always smaller than