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Describe the relationship between an atom’s mass number, and the number of subatomic particles it possesses
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How many moles of bromine are needed to produce 3.23 moles of potassium bromide
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How are the terms group and period used on the periodic table
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Chemistry, 23.06.2019 01:30
At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
Answers: 1
Describe the relationship between an atom’s mass number, and the number of subatomic particles it po...
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