Calculate the molar mass of the following:
CO2
Molecular mass of CO2 = Mass of carbon +Mass of oxygen.
Mass of carbon =12.01
Mass of oxygen=16.00
12.01 amu +2 x (16.00 amu) = 44.01 amu.
What is the result of (5.472 - 1.12) to the appropriate number of signficant figures?
Express 0.0468 in scientific notation.
What does SI units stand for?
What is the relation between temperature in Kelvin (K) and temperature on centigrade scale?
The popular unit of pressure is atmosphere, how is it related to pascal?
What are SI units of the following:
(i) Density
(ii) Molarity
(iii) Energy
(iv) Temperature ?
Out of 5.00 g and 5.0 g which one is more accurate and why?
What is iodised table salt?
Under what conditions air is considered as a heterogenous mixture?
Mock Test Series
