If you have 40 milligrams of uranium-232 that has a half-life of 70 years, how much of uranium-232 will remain in 140 years?

Do you want free points and brainliest? answer this correctly and i got you : ) when scanning the road, glance away from the road ahead for a. at least one second b. no more than one second c. at least two seconds d. no more than two seconds

What are the main functions of the human skeleton? a exchange of gases b support and movement c sensing the environment d digestion and excretion

Which control would most likely achieve the greatest reduction of noise pollution? limiting airplane traffic insulating buildings and homes reducing road and highway traffic using headphones to listen to music building noise barriers beside highways