Which statement about solubility is not true? A) No additional ...

[nramada]

Which statement about solubility is not true?
 
  A) No additional solute will dissolve in a saturated solution.
  B) A supersaturated solution is unstable.
  C) Solubility of ionic solids increases greatly with temperature.
  D) In a solution containing excess solute, an equilibrium exists between dissolved and undissolved solute.
  E) The solubility of substances is measured as g solute/100 mL solvent.

Question 2

Give the percent yield when 28.16 g of CO2 are formed from the reaction of 4.000 moles of C8H18 with 4.000 moles of O2. 2 C8H18 + 25 O2  16 CO2 + 18 H2O
 
  A) 20.00
  B) 25.00
  C) 88.90
  D) 22.20

Question 3

A supersaturated solution
 
  A) contains as much solvent as it can hold
  B) contains no double bonds
  C) contains dissolved solute in equilibrium with undissolved solid
  D) will rapidly precipitate if a seed crystal is added.
  E) none of the above

[bigsis44]

Answer to Question 1

C

Answer to Question 2

B

Answer to Question 3

D

[nramada]

TYSM

[kilada]

Gracias!