For each of the following compounds: [i] draw the structure of the compound; [ii] determine pKa value(s) using PubChem filtered to HSBD; [iii] identify the site of protonation/deprotonation (base/acid); [iv] predict whether the compound would be a skin irritant based on the results from Berner, et al.; and [v] compare it to the SDS data for the compound.

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

Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next

Why is silver chloride is an ionic compound