As you are processing a crime scene, you find a variety of fibers. What characteristics would you use to identify a synthetic fiber versus an animal fiber? After looking at one fiber, you realize that it is trilobal in structure. What typically does a trilobal fiber indicate for a source? What steps would you take or recommend that the officers in charge of the scene (or your supervisor) take to follow up to find additional evidence?

1.aluminum chloride (alcl3), and sodium hydroxide (naoh) can react to form aluminum hydroxide (al(oh)3) and sodium chloride (nacl).    you have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide. answer the following questions: •what is the balanced equation for this reaction? •if you use all 13.4 g of aluminum chloride, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •if you use all 10.0 g of sodium hydroxide, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •how many grams of aluminum hydroxide will actually be made?     which reagent is limiting? explain your answer.

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need