MOLE-253HardSome Basic Concepts of Chemistry (Mole Concept) JEE Advanced 1993
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MOLE-001Easy
Convert the following quantities into SI base units:
1. [formula]
2. [formula]
3. [formula]
MOLE-002Easy
Two students perform the same experiment. Their readings (true value [formula]) are:
| Student | Reading (i) …
MOLE-003Easy
How many significant figures are present in [formula]?
MOLE-004Easy
Five students scored [formula] in an exam. What is the average score?
MOLE-005Easy
An electronic balance used in a mailroom displays tenths of a kilogram (range [formula] to [formula]). How man…