5) A leather artifact has a C-14/C-12 ratio that is 43% of the ratio found in living organisms. Approximately
how long ago was that artifact made? (the half-life of C-14 is 5730 years).

What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container

What must happen before a body cell can begin mitotic cell division

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature