During beta decay, a nucleus a. gains a proton and loses a neutron. b. gives up two protons and two neutrons. c. maintains the same number of protons and neutrons. d. loses a proton and gains a neutron.

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

What are the genotypic and phenotypic ratios

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?