what is half-life? if the half-life of a given substance is 100 days, how long will it take for a 50 g sample of the substance to decay until there is only 6.25 g of the radioactive material remaining? what is a real world application of half-life?

In this synthesis reaction what products will form

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction