CH4 - no lone pairs
HCl - 3 lone pairs
H2O - 2 lone pairs
NH3 - 1 lone pair (answer)
D, Render aid and assistance. I learned this in my government/public administration class. If they don't they can be sued, and lose their job. It also slightly follows the 'Good Samaritan' law, but not fully.
The second law states that the acceleration of an object is dependent upon two variables - the net force acting upon the object and the mass of the object. F = ma; a = F/m. This means that Force over the mass. In order to improve the acceleration without redesigning is that the company has to improve the force assuming that the mass is still the same.
The correct answer of the given question above would be a PICTOGRAM. OSHA’s required pictograms must be in the shape of a square set at a point and
include a black hazard symbol on a white background with a red frame sufficiently wide enough to
be clearly visible.