During which stage of a scientific investigation is data collected?

a. evaluate the conclusions
b. conduct an investigation
c. analyze the results
d. design an investigation

the answer is b. conduct an investigation

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

What is the relation between concentration of reactants and the rate of chemical reaction?

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion