What abnormal crystals are seen in urine of acid or neutral pH and appear as needles or small spikey spheres?

What temperature is necessary to liquefy O2 at 1 atm pressure?

a. ?118.8° C b. ?181.1° F c. ?463.3° F d. ?183.0° C

How many days will the following prescription last? Metformin 500 mg tablets #60 SIG: 1 gram po BID

10 15 30 60