What mass of carbon dioxide (CO2) will contain 3.011 × 1023 molecules?
Anonymous Quiz
19%
11.0g
39%
22.0g
30%
33.0g
12%
44.0g
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A form of matter has no fixed shape but it has a fixed volume. An example of this form of matter is
Anonymous Quiz
16%
Krypton
35%
Kerosene
28%
Carbon monoxide
22%
Oil
Which of the following cannot be considered a form of matter
Anonymous Quiz
16%
Atom
19%
Water
50%
Humidity
15%
Electron
The proteins and lipids, essential for building the cell membrane, are manufactured by:
Anonymous Quiz
46%
Endoplasmic recticulum
25%
Golgi apperatus
22%
Mitochondria
8%
Lysosome
A person met with an accident in which two long bones of his hand were dislocated. Which among the following may be the possible reason for this?
Anonymous Quiz
24%
Tendon break
44%
Ligament break
29%
Break of skeletal muscle
4%
None
Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non- cellular structure called the
Anonymous Quiz
21%
Non stratified layer
44%
Stratified layer
28%
Basement membrane
7%
Fibroblasts
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How many times an atom of sulphur is heavier than an atom of carbon?
Anonymous Quiz
27%
4/3
39%
8/3
27%
12/3
7%
None
The molecule having an atomicity of 4 is:
Anonymous Quiz
26%
Sulphate
34%
Ozone
28%
Phosphrous
12%
Nitrogen
A group of atoms carrying a fixed charge on them is called …………..
Anonymous Quiz
51%
Atomic ion
28%
Polyatomic ion
15%
Semi-atomic ion
6%
None
Elements are represented by symbols and molecules by …………….
Anonymous Quiz
28%
Chemical name
20%
Chemical process
10%
Chemical changes
42%
Chemical formula
An atom or a group of atoms which carries positive or negative charge is called an ……………..
Anonymous Quiz
65%
Ion
16%
Cation
14%
Anion
4%
None