The molecular geometry of BeF2 is and the bond angle is

The ultimate goal of effective makeup application is to enhance the client’s _____.

Water-based foundation is noncomedogenic and used on skin that is classified as _____.

Which of the following molecules have a linear geometry? 

A triple bond consists of __________  electrons shared between two atoms.

A Hydrocodone suspension to treat bronchitis contains 125mg/5.0mL suspension. The recommended dose is 15 mg/kg of body weight.  How many mL of this suspension should be given if the patient weighs 142lbs? DO NOT type in the units, only the numerical value.

Element Q has an atomic number 64. Consider the isotope Q-123.   How many electrons does element Q have?

@X@user.full_name@X@ @GMU: Using bond energies from the table, estimate ΔH for the reaction below. The reactant has a iodine atom bound to each carbon.ICH2CH2I(g) → CH2=CH2(g) + I2(g) Bond Energies, kJ/mol Single Bonds   H C N O S F Cl Br I H 432                 C 411 346               N 386 305 167             O 459 358 201 142           S 363 272 — — 286         F 565 485 283 190 284 155       Cl 428 327 313 218 255 249 240     Br 362 285 243 201 217 249 216 190   I 295 213 — 201 — 278 208 175 149   Multiple Bonds C=C 602 C=N 615 C=O 799 C≡C 835 C≡N 887 C≡O 1072 N=N 418 N=O 607 S=O (in SO2) 532 N≡N 942 O2 494 S=O (in SO3) 469

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Sc2+ in its ground state?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Hg- in its ground state?