WorksheetsS1-Q2-Ch 1 L1 & L2
Total questions: 10
Worksheet time: 11mins
A type of flasks used in titration process is …………...
conical flask
graduated cylinder
burette
volumetric flask
.…. is used as biological sensors as they bind to protein
Nanotubes
Nanofibers
nanoshell
Bucky ball
One nanometer equals …………..…... meter.
10-7
10-9
109
10-4
The surface area to volume ratio for nanoparticles is ……..
Much greater than that for larger particles
Much smaller than that for larger particles
The same as larger particles
There is no difference if the particle is the same substance.
If you know that the pepsin enzyme works in the stomach at pH 1.5 to 2.5
What is the medium of pH of this organ?
Acidic
Basic
neutral
it depends
6 micrometer are equivalent to ………. meter
10-6
106
6x10-6
6x106
The volume at which the unusual properties of matter appears is --------
size dependent properties
nanoscale
nanoshell
critical nano volume
The unit which is equal to billionth part of the gram is ------
micrometer
nanometer
nanogram
nano volume
a nanoceramic particle has dimensions of
320nm / 40nm / 135nm
so this particle is considered ---------
one-dimension nanoparticle
two-dimension nanoparticle
three-dimension nanoparticle
multiwalled substance
------- are used to remove the blood clotting from the wall of the arteries
nanotubes
nanofibers
nanorobots
nanoshell
