Urea (from urine), CO(NH2)2(aq), hydrolyzes slowly in the presence of water to form ammonia and carbon dioxide. Is this reaction spontaneous at 25°C? If not, at what temperature will the reaction be spontaneous?​

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

What is avogadro’s number, and why is it useful