Why should scientific method be used to answer a question

What mass of CO2 will sublimate given 500 kJ of energy at room temperature? (ΔHsub=26.1kJmole)

Which one of the following is not the property of graphite? A. Soft B. Greasy C. Transparent D. Black

What is the answer of this problem

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

Which two statements are true about a system? A) all systems are made by humans B) a system is a group of objects analyzed as one unit C) energy they moves across system boundaries is conserved D) there's only one way to define the boundaries of a

How many grams of As2S3 are in 3.25 moles?

How does a solid turn into a liquid

What does the Ka represent in the equation and why is it important?

Is an american alligator a autotroph?

A/1 * B/C = D, You find yourself with 17 guilders (a gold coin) but you are planning on taking a trip to a country where the local currency is the florin. The current exchange rate is 2 guilders for every 3 florins.