Chemistry, 13.12.2020 20:30 hellothere2458
ᴴᵉˡˡᵒ ʰᵃⁿᵈˢᵒᵐᵉ ᶠᵒˡˡᵒʷ ᵗʰᵉ ˡⁱⁿᵏ ᵃⁿᵈ ᴵ ʷᵒᵘˡᵈⁿᵗ ˡᵉᵗ ʸᵒᵘ ᶠᵃˡˡ ᵃˢˡᵉᵉᵖ ᵗᵒⁿⁱᵍʰ
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Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 22.06.2019 10:00
Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.
Answers: 1
Chemistry, 22.06.2019 11:30
Compare and contrast refraction of light and sound will give brainliest
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Chemistry, 22.06.2019 12:20
The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397
Answers: 2
ᴴᵉˡˡᵒ ʰᵃⁿᵈˢᵒᵐᵉ ᶠᵒˡˡᵒʷ ᵗʰᵉ ˡⁱⁿᵏ ᵃⁿᵈ ᴵ ʷᵒᵘˡᵈⁿᵗ ˡᵉᵗ ʸᵒᵘ ᶠᵃˡˡ ᵃˢˡᵉᵉᵖ ᵗᵒⁿⁱᵍʰ
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