Take your filter apart. Which parts filtered out which types of pollution? How

do you know?

Stage in which a star’s outer layers have started to cool and grow outward?

What volume would 2.25 moles of ne has occupy at stp?

When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.