Chemistry, 24.05.2021 04:20 Softball6286
Imagine you have a 128 atom of skittilium with a half-life of 10 seconds.
a. How many atoms would remain after 30 seconds?
b. How long would it take for the sample to reach 8 undecayed atoms?
Answers: 1
Chemistry, 22.06.2019 17:30
Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world
Answers: 3
Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
Answers: 2
Chemistry, 22.06.2019 22:00
Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
Answers: 1
Imagine you have a 128 atom of skittilium with a half-life of 10 seconds.
a. How many atoms would r...
Mathematics, 09.11.2020 21:40
English, 09.11.2020 21:40
Mathematics, 09.11.2020 21:40
Social Studies, 09.11.2020 21:40
Mathematics, 09.11.2020 21:40
Mathematics, 09.11.2020 21:40
Biology, 09.11.2020 21:40
Spanish, 09.11.2020 21:40
Mathematics, 09.11.2020 21:40
Social Studies, 09.11.2020 21:40
Biology, 09.11.2020 21:40
Mathematics, 09.11.2020 21:40