Answers: 2
Biology, 22.06.2019 11:30
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
Answers: 1
Biology, 22.06.2019 14:00
To confirm when to exclude children from school it’s recommended that you refer to guidelines from which of the following organizations
Answers: 1
Writer five adaption of tadpoles in water​...
Chemistry, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
English, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
English, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01
Mathematics, 07.09.2020 01:01