The graph shows a plot of the amount of a radioactive material remaining in a sample versus time. According to the graph, what is the half-life of carbon-14? Explain how you used the graph to determine this information.

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

Geothermal energy for industrial use is available almost anywhere. a.true b.false

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?