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?
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Chemistry, 22.06.2019 12:00, daytonalive83481
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
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Chemistry, 23.06.2019 05:40, shelbylynn1093
Why is it incorrect to balance a chemical equation by changing the subscripts? explain.
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Chemistry, 23.06.2019 06:30, fjsdfj1284
Moving force of air flows from areas of high pressure to areas of low pressure true or false
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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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