Chemistry, 06.03.2020 19:53 stranger123
In fireworks, the heat of the reaction of an oxidizing agent, such as KClO4, with an organic compound excites certain salts, which emit specific colors. Strontium salts have an intense emission at 641 nm. What is the energy (in kJ) of this emission for 7.91 g of the chloride salt of strontium? Assume that all the heat produced is converted to emitted light. Enter to 2 decimal places.
Answers: 2
Chemistry, 22.06.2019 10:00
Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption
Answers: 2
Chemistry, 22.06.2019 16:00
How do dying stars contribute to the formation of planets
Answers: 1
Chemistry, 22.06.2019 19:30
To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %
Answers: 3
Chemistry, 22.06.2019 22:30
Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation
Answers: 1
In fireworks, the heat of the reaction of an oxidizing agent, such as KClO4, with an organic compoun...
English, 01.04.2021 23:30
Mathematics, 01.04.2021 23:30
Chemistry, 01.04.2021 23:30
Social Studies, 01.04.2021 23:30