Chemistry, 27.02.2021 20:10 askharoun2005
Carbon-14 is a radioisotope with a half-life of 5730 years. If you start with 4 g of Carbon-14, how many grams will remain after 40,110 years? How many half-lives will have passed?
Answers: 1
Chemistry, 22.06.2019 13:30
Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?
Answers: 1
Chemistry, 22.06.2019 15:40
Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n
Answers: 2
Chemistry, 22.06.2019 19:30
Chlorine and water react to form hydrogen chloride and oxygen, like this: 2cl2 (g) + 2h2o (g) → 4hcl (g) + o2 (g) also, a chemist finds that at a certain temperature the equilibrium mixture of chlorine, water, hydrogen chloride, and oxygen has the following composition: compound concentration at equilibrium cl2 0.55m h2o 0.57m hcl 0.53m o2 0.34m calculate the value of the equilibrium constant kc for this reaction. round your answer to 2 significant digits.
Answers: 2
Chemistry, 23.06.2019 02:50
Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved
Answers: 3
Carbon-14 is a radioisotope with a half-life of 5730 years. If you start with 4 g of Carbon-14, how...
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