Rounded to the nearest whole number how many electrons are in atom of ziriconium

Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?

The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .