how many molecules are present in a 3mL vial of air that has been evacuated to...
1. (a) How many molecules are present in a sample of an ideal gas that occupies a volume of 2.10 cm3, is at a temperature of 20°C, and is at atmospheric pressure? (b) How many molecules of the gas are present if the volume and temperature are the same as in part (a), but the pressure is now 3.00 ✕ 10−11 Pa (an extremely good vacuum)? 2. An air bubble released by a submersible vehicle, 120 m below the surface...
*Penicillin G vial contains 500,000 units/ml. Physician ordered 4 Million units. How many ml's are needed to fill this order. *Cardiologist orders Amiodarone 900 mg/500ml Pharmacy has 150mg/3ml vials in stock. How many vials are needed to prepare this dose? How many ml's are needed to prepare this dose? What is the Concentration of the Amiodarone order?
1. How many MOLECULES of carbon tetrabromide are present in 2.48 moles of this compound? molecules. 2. How many MOLES of carbon tetrabromide are present in 9.85*1022 molecules of this compound? moles.
1. How many MOLECULES of boron tribromide are present in 4.37 moles of this compound ? molecules. 2. How many MOLES of boron tribromide are present in 6.07×1022 molecules of this compound ? moles. 1. How many ATOMS of nitrogen are present in 1.22 moles of nitrogen trifluoride ? atoms of nitrogen. 2. How many MOLES of fluorine are present in 1.64×1022 molecules of nitrogen trifluoride ? moles of fluorine.
15. Heparin 2500 units subcutaneous has been ordered. The vial is labeled 1000 units/ml. How many mls will be given? 16. Feosol elixir 250mg PO is ordered. Available is Feosol 200mg/4ml. How many mls will be given? - he much?
1) How many MOLECULES of boron trichloride are present in 4.14 moles of this compound ? 2) How many MOLES of boron trichloride are present in 1.34×1022 molecules of this compound ? 3) How many ATOMS of sulfur are present in 3.55 moles of sulfur dichloride ? 4) How many MOLES of chlorine are present in 3.07×1022 molecules of sulfur dichloride ?
A. How many molecules are present in a sample of this compound that contains 2.98 moles of 2-methyl-1-butanol? B. How many moles of 2-methyl-1-butanol are present in a sample of this compound that contains 7.15x10^22 carbon atoms? C. How many carbon atoms are present in 1.48 moles of this compound (pentanal)? D. How many moles of pentanal are present in 1.82x10^22 molecules of this compound?
a. How many moles of xenon trioxide are present in 4.95 x 1022 molecules of this compound? moles b. How many molecules of xenon trioxide are present in 4.16 moles of this compound? molecules a. How many moles of nitrogen dioxide are present in 2.77 x 1022 molecules of this compound? moles b. How many molecules of nitrogen dioxide are present in 1.31 moles of this compound? molecules a. How many molecules of tetraphosphorus decaoxide are present in 2.05 moles...
1. How many MOLECULES of boron tribromide are present in 6.40 grams of this compound ? molecules. 2. How many GRAMS of boron tribromide are present in 4.51x1020 molecules of this compound? grams.
1. How many MOLECULES of boron trichloride are present in 8.03 grams of this compound ? 2. How many GRAMS of boron trichloride are present in 1.34×1022 molecules of this compound ? 3) How many ATOMS of sulfur are present in 6.70 grams of sulfur dichloride ? 4) How many GRAMS of chlorine are present in 3.07×1022molecules of sulfur dichloride ?