What reaction would the chemical equation ch4 + 2o2 →2h2o + co2 represent? a. decomposition of methane b. formation of methane c. combustion of methane d. replacement of methane

Write short note on the following ; collision theory, rotation angle and angular velocity, centripetal acceleration, coriolis force, and newton's law of gravitation.

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?