|
Angstrom is the unit used to express |
|||
|
(a) |
length |
(b) |
mass |
|
(c) |
time |
(d) |
none of these |
|
Angstrom is the unit used to express |
|||
|
(a) |
length |
(b) |
mass |
|
(c) |
time |
(d) |
none of these |