What is the common name of the compound with the formula

The orbital velocity of a satellite depends on:

_________is a formula for rust.

Diamond does not conduct electricity because of which of the following reason? 

Which of the following is a water soluble vitamin?

Which of the following is correct regarding isobars?

I. They have different atomic numbers

II. The have same mass numbers

Which of the following is used as a moderator in nuclear reactors? 

Who measured the velocity of light first?

Sound cannot pass through –

Name the source from which aspirin is produced?

How can a mixture of sand and salt be separated?