Chemistry, 21.03.2021 06:50 colbygreen6189
The half-life of 226Ra is 1.60x103 years. How long until only 12.5% of the original sample of 226Ra remains?
Answers: 1
Chemistry, 21.06.2019 19:00
Asyringe contains 56.05 ml of gas at 315.1 k. what volume will that gas occupy if the temperature is increased to 380.5 k? a) 12.41 b) 46.42 c) 67.68 d) 81.74
Answers: 1
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 17:00
The biosphere of the earth is made up of what compound? organic or inorganic?
Answers: 3
The half-life of 226Ra is 1.60x103 years. How long until only 12.5% of the original sample of 226Ra...
Social Studies, 03.12.2021 23:00
History, 03.12.2021 23:00
History, 03.12.2021 23:00
Mathematics, 03.12.2021 23:00