Aph -solution is more acidic than one with ph 6 by a factor of (a) 4000 (b) 2 (c) 1 (d) 8000
which is right option and why?

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone