Unit 1
What is 0.0482 in scientific notation?
4.82x10^-2
What is the formula for an ionic compound formed from calcium and hydroxide ions?
Ca(OH)2
What volume, in L, will 0.315 mol of helium (He) gas occupy at STP conditions?
7.06 L
What is my major?
Human Physiology
What element does the electron configuration describe: 1s22s22p63s1
Sodium (Na)
Which molecule is predicted to have the highest boiling point?
a. CH3CH3
b. CH4
c. O2
d. CH2O
e. CH3OH
e. CH3OH
What is the mass of N2 gas, in grams, present in a 3.5 L container at a temperature of 295 K and a pressure of 1.4 atm?
5.7 g
This is the Netflix series about a group of teenagers in Hawkins, Indiana, who uncover supernatural events while searching for their missing friend.
Stranger Things
What is 275 degrees C equivalent to in Fahrenheit?
527 F
How many molecules of CO2 are in 0.0180 moles of CO2?
1.08×1022 molecules of CO₂
A 312 mL can of compressed air is filled with 10.0 atm of pressure at 21 degrees C. What is the pressure in the can when it is stored in a warehouse on a hot summer day when the temperature reaches 36 degrees C?
10.5 atm
This Disney villain, with flaming blue hair, is the quick-witted ruler of the Underworld in a movie inspired by Greek mythology.
Hades
To a sample of liquid water 155 kJ of heat is added to vaporize all the liquid to vapor at 100 degrees C. What is the mass of the water sample?
68.6 g
What is the strongest type of intermolecular forces present between molecules of liquid NF3?
dipole-dipole forces
Potassium phosphate (K3PO4) may be administered to patients who cannot eat or drink to increase blood phosphorus levels. A doctor recommends that a patient be delivered 0.200 L of aq K3PO4 solution with a molarity of 0.0600 mol/L. What is the mass in grams of K3PO4 delivered to the patient?
2.55 g K3PO4
Who was the fourth president of the United States?
James Madison
A 20.0 g piece of metallic iron (Fe) at room temperature (25 C) was exposed to 681 J of heat energy. What is the final temperature of this metal? (specific heat capacity of Fe=0.452 J/gC)
100.3 degrees C
What is the electron and molecular geometry of SO2?
Electron: trigonal planar
Molecular: bent
Which of the following substances will produce the largest number of ions or molecules when dissolved in water?
a. 1 mol of NH4NO3
b. 3 mol C6H12O6
c. 1 mol K2SO4
d. 2 mol C2H6OH
e. 1 mol Na3PO4
e. 1 mol Na3PO4
This character from Hamilton serves as the narrator and is known for the line, "I am the one thing in life I can control."
Aaron Burr