Physics, 17.10.2021 09:30, julissa848

A 125g sample of a radioisotope with a half life of 25 years is found in a basement after being misplaced for 75 years. What was the mass of the original sample?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 22:50, ijohnh14

If the temperature were raised very high, classically what would we expect the heat capacity per object to be for this one-dimensional system? give a numerical value. chigh t = __ j/k/object (one reason for the discrepancy is that the high-temperature limit assumes that the number of oscillators is large (n > > 1), which is not the case in this tiny system.)

Answers: 2

continue

Physics, 22.06.2019 04:20, ellamai16

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Answers: 1

continue

Physics, 22.06.2019 19:00, freddhendrickss

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?

Answers: 1

continue

Physics, 22.06.2019 23:30, alangonsales6232

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?

Answers: 3

continue

Do you know the correct answer?

A 125g sample of a radioisotope with a half life of 25 years is found in a basement after being mi...