When a scientific theory has been tested and proved by the scientific community, it becomes a law

You wish to prepare an hc2h3o2 buffer with a ph of 4.34. if the pka of is 4.74, what ratio of c2h3o2/hc2h3o2 must you use?

Which planet is the smallest and the closest to the Sun? A. Earth B. Mars C. Mercury D. Venus

What happens when nitrogen fills its valence shell? a. three electrons are lost, creating n 3 b. three electrons are lost, creating n-3 c. three electrons are gained, creatingn 3 d. three electrons are gained, creatingn-3

The movement of water across a membrane is termed

Why can't we destroy bothersome pollutants by just dissolving in ocean

When you pass the foodstall you can smell what is cooking, explain why this happen by particle theory

Which of the followinWhich term describes this reaction? Upper C upper H subscript 3 upper B r (a q) plus upper O upper H superscript minus (a q) right arrow upper C upper H subscript 3 upper O upper H (a q) plus upper B r superscript minus (a q).

Among these processes, which is the slowest chemical reaction? A. digesting food B. boiling an egg C. tarnishing of silver D. melting of a glacier

Calculate the actual yield for the production of ammonia gas (nh3) from hydrogen and nitrogen gases if the percent yield is 68.2% and you begin with 2.00 kg of nitrogen gas

If i perform this reaction by combining 25.0 grams of lioh with an excess of fe (no3) 3, how much fe (oh) 3 will i be able to make