Calculate the work associated with the expansion of a gas from 46 L to 64 L at a con- stant extemal pressure of 15 atm.

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units: