Chemistry, 18.07.2019 16:20 johnlumpkin5183
Arock sample contains 4.5g of potassium-40 and 31.5g of its daughter isotope (argon-40). how old is the rock sample if potassium-40 has a half-life of 1.3 billion years?
Answers: 1
Chemistry, 23.06.2019 02:00
Which would freeze at a higher temperature: the great salt lake or lake tahoe? a. lake tahoe would freeze at a higher temperature. b. the great salt lake would freeze at a higher temperature. c. both lakes would freeze at the same temperature.
Answers: 2
Chemistry, 23.06.2019 06:00
Amanda pushes a box across the room with a force of 30 n. it accelerates at 5 m/s/s. what is the mass of the box? * 6 kg 1.16 kg 30 kg 5kg
Answers: 2
Chemistry, 23.06.2019 10:00
How many grams of cupric sulfate pentahydrate are needed to prepare 50.00 ml of 0.0800m cuso4× 5h2o?
Answers: 3
Arock sample contains 4.5g of potassium-40 and 31.5g of its daughter isotope (argon-40). how old is...
Biology, 05.09.2021 06:00
Mathematics, 05.09.2021 06:00
SAT, 05.09.2021 06:00
Biology, 05.09.2021 06:00
Chemistry, 05.09.2021 06:00
Mathematics, 05.09.2021 06:00
Physics, 05.09.2021 06:00
Computers and Technology, 05.09.2021 06:00
History, 05.09.2021 06:00
Computers and Technology, 05.09.2021 06:00