Chemistry, 29.04.2021 01:40, donald1255
If a substance has a half life of 58 years and starts with 500 g radioactive, how much remains radioactive after 30 years?
Answers: 2
Chemistry, 23.06.2019 06:00, wirchakethan23
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.
Answers: 1
Chemistry, 23.06.2019 13:30, arianasg06
Explain the impact that changing the temperature has on a system in a state of dynamic equilibrium. what will happen when the temperature of an exothermic reaction mixture at equilibrium is increased?
Answers: 3
If a substance has a half life of 58 years and starts with 500 g radioactive, how much remains radio...
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