Which equation shows the relationship between the numbers of parent and daughter nuclei after one half-life of a radioactive isotope has passed?
A. Parent nuclei = 2 x daughter nuclei
B. Parent nuclei = daughter nuclei
C. Parent nuclei = 0
D. Daughter nuclei = 2 x parent nuclei

Which one of the following research methods can show cause and effect

Brades exam guidelines exam instructions billing & payments & support question 6 of 20 : select the best answer for the question use this illustration to answer the question below. forms & resources al programs 9 ww linics 6. in the circuit shown in the figure above, suppose that the value of r, is 100k, and the value of r2 is 470 kq. at which of the following locations in the circuit would you measure the highest voltage with your meter? rvices 999999 a. between points b and c b. between points a and b c. between points b and e d. between points a and c eredu mark for review (will be highlighted on the review page) mend < < previous question next question

During a car accident, a 125kg driver is moving at 31m/s and in 1.5s is brought to rest by an inflating air bag. what is the magnitude of the change in momentum to the driver