How many pounds are represented by 764.6 mg? [1 pound = 454 g]

A radiograph of an axiolateral (inferosuperior) projection reveals that there is an excessive amount of grid lines present. A 6:1 linear grid was used. Which of the following points will correct this problem on the repeat exposure?

The reagent needed to convert 2-butyne to cis-2-butene is:  

If the density of blood is 1.060 g/mL, what is the mass of 6.56 pints of blood? [1 L = 2.113 pints]

A physician orders an image of the shoulder that will best demonstrate the glenoid fossa in profile. Which projection or method should be performed?

Would the synthetic route shown below result in the product shown?   H-C≡C:- Na+      (H3C)3C-C≡C-CH2CH3                          3. (CH3)3CBr  

Which compound will react with sodium in liquid ammonia to form trans-3-hexene.    

Which of the following organohalides has the smallest molecular dipole moment?

A 12-month-old child comes to radiology for an erect abdomen. Which one of the following immobilization devices or techniques should be used during the exposure?

A radiograph of an RAO projection of the sternum demonstrates excessive lung markings obscuring the sternum. A 1-second exposure time and a breathing technique were used. Which of the following will produce a more diagnostic image of the sternum?