Why might it be useful to determine the elements that a planet or moon is made up of?

What are the major products produced in the combustion of c10h22 under the following conditions? write balanced chemical equations for each. a. an excess of oxygen b. a slightly limited oxygen supply c. a very limited supply of oxygen d. the compound is burned in air

What’s the scientific notation for the number 6,840,000,000

In apex! a liquid heated beyond a certain temperature becomes