Sun
mystery star 1
mystery star 2
mystery star 3
Option 1
Study the spectra abo...
Chemistry, 16.10.2020 17:01 kailahgranger
Sun
mystery star 1
mystery star 2
mystery star 3
Option 1
Study the spectra above and answer questions 1-6
Analyze
1. Which elements are present in the Sun's
spectrum:
Answers: 2
Chemistry, 21.06.2019 16:30
In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse
Answers: 1
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11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
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)in the deacon process for the manufacture of chlorine, hcl and o2 react to form cl2 and h2o. sufficient air (21 mole% o2, 79% n2) is fed to provide 35% excess oxygen, and the fractional conversion of hcl is 85%. calculate the mole fractions of the product stream components.
Answers: 1
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What lessons does the history and study of the periodic table offer to other fields of science, and the pursuit science more generally
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