Which of the following does not have a standard enthalpy of formation equal to zero at 25°C and 1.0 atm?A) F2(g)B) Al(s)C) H2O(l)D) H2(g)

The harmonic motion of a particle is given by f(t) = 2 cos(3t) + 3 sin(2t), 0 ? t ? 8. (a) when is the position function decreasing? (round you

What are igneous intrusions and extrusions

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!