P4(s) + 3o2(g) → p4o6(s) δh1 = -1,640.1 kj p4o10(s) → p4(s) + 5o2(g) δh2 = 2,940.1 kj what is the overall enthalpy of reaction for the equation shown below? round the answer to the nearest whole number. p4o6(s) + 2o2(g) -> p4o10(s)

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4