A metal crystallizes in the face‑centered cubic (fcc) lattice. The density of the metal is 12410 kg/m3, and the length of a unit cell edge, , is 380. 36 pm. Calculate the mass of one metal atom.

Alaser tag arena sells two types of memberships. one package costs $325 for one year of membership with an unlimited number of visits. the second package has $125 enrollment fee, includes five free visits, and costs and additional $8 per visit after the first five. how many visits would a person need to use for each type of membership to cost the same amount over a one-year period?

Which of the following is a characteristic of the coverdell education savings account

On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the distribution of these graders by a number distribution what percent of the students. a) scores higher than 77? b) should pass the test (grades > 60)? c) should fail the test (grades < 60)?