Dry ice, or solid carbon dioxide, has the molecular formula co2. would you classify it as an element, a compound, or mixture?

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

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.

The lab procedure involves several factors, listed below some were variable and some were constant. label each factor below v for variable ot c for constant