Why do elements in the same family generally have similar properties

How many hydrogen bonds can CH3-O-CH2OH form with water?

CH3 + HCl CH3Cl + H2O Kp = 4.7 x 10^3 at 400K. CH3Cl and HCl combine in 10.00L at 400K. The pressure of CH3OH is 0.250 atm and the pressure of HCl is 0.600 atm (I might have wrote this down wrong).

What is the difference in physical characteristics of lithium and sulfur?

From top to bottom in most groups of elements, atomic radii tend to A. decrease because the nuclear charge increases. B. decrease because electrons are lost to other elements. C. increase because electrons are gained from other atoms. D.

A substance contains an arrangement of different types of atoms joined together by chemical bonds. Which of the following classes of substances could this describe? A) all matter B) all elements C) all compounds D) all pure substances

How many molecules are in 1.2 moles of H20?

Which of the following is diamagnetic? A) Sn B) Pb 2+ C) I D) N E) All are paramagnetic

Based on your observations in the lab, what do you think happens to the majority of water (not, ice) at the poles? at the equator?

How do organisms interact with each other and how can one organism be dependent upon other species

Check Sodium inside a star is most likely formed by which process? fission fusion <<--? alpha emission Beta emission