Chemistry 280 Final Exam Questions Answered Correctly Latest Update 2025-2026
A nurse is preparing to administer clindamycin 350 mg PO to a client. Available is clindamycin
oral suspension 100 mg/2 mL. How many mL should be administered? - Answers 7 mL
A nurse is preparing to administer 3000 mL of IV fluid every 8 hours to an adult client. Calculate
the flow rate in drops/min if the IV administration set delivers 10 gtt in 1 mL. Answer should be
in drops/min. (1 gtt=1 drop) - Answers 62.5 drops/min
A nurse is caring for a post-operative client at 2:30 am. The client's IV fluids are infusing at 220
mL/hour, how many mL should of IV fluids should infuse by 8 am? - Answers 1210 mL
A provider prescribes 40 mEq of KCl to infuse in 500 mL of dextrose 5% water at the rate of 50
mEq/hr. The nurse should set the IV pump to deliver how many mL/hour to the nearest whole
number? - Answers 625
A nurse is preparing to administer Lasix 220 mg via IV bolus. Available is Lasix 50 mg/mL. How
many mL should the nurse administer? - Answers 4.4 mL
A nurse is preparing to administer amoxicillin 100 mg PO. Available is 210 mg/4mL. How many
mL should the nurse administer? - Answers 1.9 mL
A nurse is preparing to administer 4300 units of Heparin which is available in 2000 units/mL.
How many mL should the nurse administer? - Answers 2.15 mL
A nurse is is totaling milliliters of fluid for a client during a 9 hour abdominal surgery. What is the
total: Ringers at 150 mL/hour, Cefazolin IV piggyback in 100 mL of normal saline, Two units of
packed RBCs at 275 mL and 250 mL, Bolus of 250 mL normal saline every 3 hours - Answers
2725 mL
A nurse is developing an in-service program about preventing medication errors. Which of the
following demonstrates the appropriate way to transcribe a prescription for a medication whose
dosage is two tenths of a milligram (don't worry about significant figures). - Answers .2 mg
A nurse is calculating the recommended daily allowance (RDA) for a young adult female client.
The client weighs 160 lbs. The RDA for protein for an adult with no health problems is 0.5 g/kg.
How many grams of protein per day are recommended for this client? (453.6 grams=1 lb). -
Answers 36 grams
What is the electron geometry if you have 3 electron groups around the center atom? - Answers
trigonal planar
What is the molecular geometry if you have 3 single bonds and 1 lone pair around the central
atom? - Answers tetrahedral
When you have 4 electron groups and none of them are lone pairs, the molecular geometry is
, trigonal pyramidal. - Answers False
What is the molecular geometry of CCl4? - Answers tetrahedral
What is the correct Lewis structure for N2? - Answers : N ≡ N :
What is the molecular geometry of SiH4? - Answers tetrahedral
A 5.00 liter balloon of gas at 25°C is cooled to 0°C. What is the new volume (liters) of the
balloon? - Answers 4.58 liters
What is the temperature (°C) of 2.48 moles of gas stored in a 30.0 L container at 1599 mmHg
?(R= 0.0821 L atm/ mol K) - Answers 29
Which of following statements are consistent with the Kinetic Molecular Theory? - Answers All
of the above statements are consistent with the Kinetic Molecular Theory.
A balloon filled with 0.500 L of air at sea level (1.00 atm) is submerged in the water to a depth
that produces a pressure of 3.25 atm. What is the volume of the balloon at this depth? -
Answers 0.154 L
The initial volume of a gas cylinder is 750.0 mL. If the pressure of a gas inside the cylinder
changes from 840.0 mmHg to 360.0 mmHg , what is the final volume the gas occupies? -
Answers 1.750 L
What is the new temperature of a 2.50 L system when its volume is reduced to 1.75 L if the
initial temperature was 298 K? - Answers -89 K
What is the final concentration of a solution prepared by diluting 35.0 mL of 12.0 M HCl to a
final volume of 1.20 L? - Answers 0.350 M
What is the molarity of a solution prepared by dissolving 10.7 g Nal in 0.250 L? - Answers 0.286
Calculate the molarity of a KCl solution made by dissolving 24.7 g of KCl in a total volume of
500 mL. - Answers 0.663
How many moles of KOH are contained in 750. mL of 5.00 M KOH solution? - Answers 3.75 mol
How many grams of KCl are needed to make 50.0 mL of 2.45 M KCl? - Answers 9.13
How many grams of LiF would be present in 575 mL of 0.750 M LiF solution? - Answers 11.2
The solubility of solids in water: - Answers increases with increasing temperature
A substance that acts as an acid OR a base is called: - Answers amphoteric
The Bronsted-Lowry definition of a base is: - Answers a proton acceptor
A nurse is preparing to administer clindamycin 350 mg PO to a client. Available is clindamycin
oral suspension 100 mg/2 mL. How many mL should be administered? - Answers 7 mL
A nurse is preparing to administer 3000 mL of IV fluid every 8 hours to an adult client. Calculate
the flow rate in drops/min if the IV administration set delivers 10 gtt in 1 mL. Answer should be
in drops/min. (1 gtt=1 drop) - Answers 62.5 drops/min
A nurse is caring for a post-operative client at 2:30 am. The client's IV fluids are infusing at 220
mL/hour, how many mL should of IV fluids should infuse by 8 am? - Answers 1210 mL
A provider prescribes 40 mEq of KCl to infuse in 500 mL of dextrose 5% water at the rate of 50
mEq/hr. The nurse should set the IV pump to deliver how many mL/hour to the nearest whole
number? - Answers 625
A nurse is preparing to administer Lasix 220 mg via IV bolus. Available is Lasix 50 mg/mL. How
many mL should the nurse administer? - Answers 4.4 mL
A nurse is preparing to administer amoxicillin 100 mg PO. Available is 210 mg/4mL. How many
mL should the nurse administer? - Answers 1.9 mL
A nurse is preparing to administer 4300 units of Heparin which is available in 2000 units/mL.
How many mL should the nurse administer? - Answers 2.15 mL
A nurse is is totaling milliliters of fluid for a client during a 9 hour abdominal surgery. What is the
total: Ringers at 150 mL/hour, Cefazolin IV piggyback in 100 mL of normal saline, Two units of
packed RBCs at 275 mL and 250 mL, Bolus of 250 mL normal saline every 3 hours - Answers
2725 mL
A nurse is developing an in-service program about preventing medication errors. Which of the
following demonstrates the appropriate way to transcribe a prescription for a medication whose
dosage is two tenths of a milligram (don't worry about significant figures). - Answers .2 mg
A nurse is calculating the recommended daily allowance (RDA) for a young adult female client.
The client weighs 160 lbs. The RDA for protein for an adult with no health problems is 0.5 g/kg.
How many grams of protein per day are recommended for this client? (453.6 grams=1 lb). -
Answers 36 grams
What is the electron geometry if you have 3 electron groups around the center atom? - Answers
trigonal planar
What is the molecular geometry if you have 3 single bonds and 1 lone pair around the central
atom? - Answers tetrahedral
When you have 4 electron groups and none of them are lone pairs, the molecular geometry is
, trigonal pyramidal. - Answers False
What is the molecular geometry of CCl4? - Answers tetrahedral
What is the correct Lewis structure for N2? - Answers : N ≡ N :
What is the molecular geometry of SiH4? - Answers tetrahedral
A 5.00 liter balloon of gas at 25°C is cooled to 0°C. What is the new volume (liters) of the
balloon? - Answers 4.58 liters
What is the temperature (°C) of 2.48 moles of gas stored in a 30.0 L container at 1599 mmHg
?(R= 0.0821 L atm/ mol K) - Answers 29
Which of following statements are consistent with the Kinetic Molecular Theory? - Answers All
of the above statements are consistent with the Kinetic Molecular Theory.
A balloon filled with 0.500 L of air at sea level (1.00 atm) is submerged in the water to a depth
that produces a pressure of 3.25 atm. What is the volume of the balloon at this depth? -
Answers 0.154 L
The initial volume of a gas cylinder is 750.0 mL. If the pressure of a gas inside the cylinder
changes from 840.0 mmHg to 360.0 mmHg , what is the final volume the gas occupies? -
Answers 1.750 L
What is the new temperature of a 2.50 L system when its volume is reduced to 1.75 L if the
initial temperature was 298 K? - Answers -89 K
What is the final concentration of a solution prepared by diluting 35.0 mL of 12.0 M HCl to a
final volume of 1.20 L? - Answers 0.350 M
What is the molarity of a solution prepared by dissolving 10.7 g Nal in 0.250 L? - Answers 0.286
Calculate the molarity of a KCl solution made by dissolving 24.7 g of KCl in a total volume of
500 mL. - Answers 0.663
How many moles of KOH are contained in 750. mL of 5.00 M KOH solution? - Answers 3.75 mol
How many grams of KCl are needed to make 50.0 mL of 2.45 M KCl? - Answers 9.13
How many grams of LiF would be present in 575 mL of 0.750 M LiF solution? - Answers 11.2
The solubility of solids in water: - Answers increases with increasing temperature
A substance that acts as an acid OR a base is called: - Answers amphoteric
The Bronsted-Lowry definition of a base is: - Answers a proton acceptor
