Asample of tritium-3 decayed to 94.5% of its original amount after a year. (a) what is the half-life of tritium-3? (b) how long would it take the sample to decay to 20% of its original amount?

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x