Physics, 23.08.2019 05:20 griffinbrowning17
The half-life of radon (which is a radioactive carcinogen) is 3.8 days. the safe level of radon exposure is 400 bq/m3. a house is found to be at a dangerous level of 8000 bq/m3. if there is no input or output of the gas, will it be safe to enter the house in 16 days? 5. what is the richter scale measurement for an earthquake that is 5 times as intense as an earthquake measuring 8.2 on the richter scale?
Answers: 2
Physics, 21.06.2019 23:50
Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?
Answers: 3
Physics, 22.06.2019 19:20
Which best describes the difference between internal and thermal energy?
Answers: 1
The half-life of radon (which is a radioactive carcinogen) is 3.8 days. the safe level of radon expo...
Computers and Technology, 13.07.2019 04:30
Computers and Technology, 13.07.2019 04:30
Mathematics, 13.07.2019 04:30
Mathematics, 13.07.2019 04:30
English, 13.07.2019 04:30
Mathematics, 13.07.2019 04:30
Computers and Technology, 13.07.2019 04:30
Mathematics, 13.07.2019 04:30
Social Studies, 13.07.2019 04:30
Mathematics, 13.07.2019 04:30
Health, 13.07.2019 04:30
Chemistry, 13.07.2019 04:30
Arts, 13.07.2019 04:30
Biology, 13.07.2019 04:30