Which of the following groups of elements are most likely not to show similar properties?
carbon, silicon, and tin
helium, neon, and argon
francium, radium and hassium
manganese, rhenium, and technetium

Why is the vapor pressure of a warm lake higher than the vapor pressure of a cold lake? o a. warm water has a greater heat of vaporization. ob. warm water evaporates more quickly. cool water evaporates more quickly. od. cool water has a greater heat of vaporization.

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?