Dry ice will go directly from a solid to a gas at room temperature. going directly from a solid to a gas is

Amedication is given at a dosage of 3.000 mg of medication per kg of body weight. if 0.1500 g of medication is given, then what was the patient's weight in pounds (lbs)? there are 453.59g in 1 lb.

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?

What is the percent by mass of magnesium sulfate in mgso4.7h2o