DO Baru 8 nucleon. hiass of one proton
c. Calculate the mass in gram of radioactive sample Pb – 214 having an activity 3.17 x 104
decay/s and half life of 26.8 minutes.
(Avogadro number = 6.02 x 10 /mole)
mace sam is under the tension of 500 N and is tied down​

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages