The molar heats of fusion and sublimation of lead are 4.77 and 182.8 kJ/mol, respectively. Estimate the molar heat of vaporization of molten lead. ΔHvaporization = kJ/mol

Forests and meadows are often cut down to make way for farms or large number of new homes. what are some of the elements of ecosystems that are lost when plants in these areas are removed?

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

What metric units would you use to measure the thickness of a key