Calculate the mass of the bag of glass based on the weight (F) shown. The measurement from the scale is given in the caption (textbook page 8 picture next to question 6). This is what it says on caption: F=4.9 N Formula: m= F/a Formula: m= kg. m/s ^2 / 9.8 m/s^2 m= kg Type your answer *

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.