With a half life of 28.8 years, how long will it take 1g of strontium-90 to decay to 250 mg

Ronan has been working as domestic at a large mansion since a few months. recently, he has taken his employer’s seven-year-old boy by force and held him captive. he has demanded money from his employer in return of the boy. which crime has ronan committed? a. treason b. sedition c. assault and battery d. kidnapping

Only people in ap world history can can someone give me a question and a statement to present to the class about chapter 15,16,or17

When approaching an emergency vehicle, law enforcement vehicle, or tow truck stopped on a two-lane road with a speed limit of 20 mph or less, you are required to a. slow down to 10 mph b. slow down to 5 mph c. stop and offer assistance d. pass the vehicle in an opposing lane, if safe