Mathematics, 16.10.2019 22:20 bryn2433
Asample originally contains 21 grams of a radioactive isotope. after 45 days, 17.3 grams of the isotope remain in the sample.
what is the half-life of the isotope?
round your answer to the nearest day
Answers: 1
Mathematics, 21.06.2019 21:30
Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by
Answers: 1
Mathematics, 22.06.2019 00:20
Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte
Answers: 2
Mathematics, 22.06.2019 02:30
An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?
Answers: 1
Asample originally contains 21 grams of a radioactive isotope. after 45 days, 17.3 grams of the isot...
History, 30.09.2019 17:30
Mathematics, 30.09.2019 17:30
Social Studies, 30.09.2019 17:30
Spanish, 30.09.2019 17:30
Social Studies, 30.09.2019 17:30
Business, 30.09.2019 17:30
Mathematics, 30.09.2019 17:30
Mathematics, 30.09.2019 17:30
Mathematics, 30.09.2019 17:30
Biology, 30.09.2019 17:30
Health, 30.09.2019 17:30
Chemistry, 30.09.2019 17:30