Questions

Magnesium is dissolved in seawater at a concentration of about 1,000 parts per million and is the only metal directly extracted from seawater.

Cosmology is the scientific study of the large scale properties of the universe as a whole. It endeavors to use the scientific method to understand the origin, evolution and ultimate fate of the entire Universe.

Depending on the outcome of the observations, the theories will need to be abandoned, revised or extended to accommodate the data. The prevailing theory about the origin and evolution of our Universe is the so-called Big Bang theory.

1 mole of CO2 contain 12gms of carbon and 44 gms of CO2

therefore  24 gms of carbon is present in 88 gms of CO2 or 2 moles of CO2

The resting place of Morarji Desai is Abhay Ghat.

A salary is best described as a fixed amount of income that is paid to an individual on a weekly, bi-weekly or monthly basis.

A salary can also be described as the annual earnings paid out over a year.

Atomic weight=number of neutrons+number of protons

BidhanNagar in Kolkata, West Bangal is popularly known as Salt Lake City.