Chemistry, 05.07.2019 06:30, Svetakotok
What is the approximate frequency of a photon having an energy 3.2 * 10^-24 j? (h = 6.6*10^-34 j*s) a.) 48*10^9 b.) 2.1*10^-57 c.) 3.0*10^-58 d.) 2.1*10^-10
Answers: 1
Chemistry, 21.06.2019 20:40, vpowell5371
Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o
Answers: 1
Chemistry, 22.06.2019 05:30, NorbxrtThaG
The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
Answers: 1
Chemistry, 22.06.2019 14:30, Cartucho1978
According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
Answers: 1
What is the approximate frequency of a photon having an energy 3.2 * 10^-24 j? (h = 6.6*10^-34 j*s)...
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