Answers: 1
Geography, 22.06.2019 14:40
Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite
Answers: 2
Geography, 22.06.2019 15:30
#4.) describe the most likely weather conditions at indiana / ohio boarder. also could someone double check my other answers? i'd really appreciate it
Answers: 1
“According to the simulation, the average temperature of the Earth with the maximum concentration of...
Mathematics, 19.02.2021 23:40
Biology, 19.02.2021 23:40
Mathematics, 19.02.2021 23:40
Geography, 19.02.2021 23:40
Chemistry, 19.02.2021 23:40
Physics, 19.02.2021 23:40
Mathematics, 19.02.2021 23:40
Mathematics, 19.02.2021 23:40
Biology, 19.02.2021 23:40
Social Studies, 19.02.2021 23:40
Mathematics, 19.02.2021 23:40