Calculate the delta H, delta S, and delta G for the following reaction used in the space shuttle for propulsion at 25degree C4 N2H3CH3(l) + 5 N2O4(l) -> 12 H2O(g) + 9 N2(g) + 4 CO2(g)Is the reaction spontaneous?

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?