Loading
by BlastRoom
Classify solutions by dissolved particles and predict freezing and boiling point changes.
#chemistry
20 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.
The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
A 0.10 M NaCl(aq) solution makes a conductivity bulb glow brightly. How should the solution be classified?
Vinegar contains acetic acid, HC2H3O2, which forms only a small amount of ions in water. What classification fits vinegar best?
A sugar solution contains dissolved C12H22O11 molecules but no ions. How should it be classified?
Hydrochloric acid, HCl(aq), separates essentially completely into H+ and Cl- in water. Which classification is correct?
Ammonia in water, NH3(aq), produces a small concentration of NH4+ and OH-. What is it?
A solution of ethanol, C2H5OH, contains neutral molecules dispersed in water. Which label is best?
KOH(aq) is a soluble base that dissociates into K+ and OH-. How would a chemistry student classify it?
Hydrofluoric acid, HF(aq), is present mostly as HF molecules with some H+ and F- ions. Which classification matches?
Two 0.20 M solutions are tested. X contains only glucose molecules; Y contains Mg2+ and Cl- ions. Which should conduct electricity better?
A conductivity probe reads highest in which 0.10 M solution?
A bulb glows dimly in one solution and brightly in another at the same concentration. What particle-level difference best explains the brighter glow?
Which particle description predicts almost no electrical conductivity?
Equal moles of glucose and NaCl are dissolved in separate 1 kg water samples. Which sample should have the lower freezing point?
A student dissolves 1 mol of AlCl3 in 1 kg of water and 1 mol of CaCl2 in another 1 kg sample. Which should raise the boiling point more?
Which 0.50 m solution should have the greatest freezing point depression, assuming complete dissociation for ionic solutes?
Two beakers each contain 1 kg of water. Beaker A has 0.25 mol NaCl dissolved; beaker B has 0.25 mol glucose dissolved. Which boils at a higher temperature?
If the same number of solute particles is dissolved in the same amount of water, what should happen to the freezing point depression?
Why does road salt help liquid water remain on pavement below 0 °C?
Antifreeze is added to a car radiator to reduce freezing in cold weather and reduce boiling in hot weather. Which explanation uses colligative properties?
An ice cream maker uses an ice-and-salt bath around the cream container. What does the salt do to the bath?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.
Pick a tile, answer, hit bonuses and steals.
Arrhenius and Brønsted-Lowry Definitions
20 questions
