Acids And Bases Question Preview (ID: 18575)
Hydroxide And Hydronium Ions.
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Boiling, a physical change, can separate the components of a
a) substance
b) compound
c) mixture
d) element
Evenly mixed can describe a
a) solution
b) substance
c) heterogeneous mixture
d) compound
Matter that is always composed of the same combination of atoms is a
a) solution
b) substance
c) heterogeneous mixture
d) homogeneous mixture
Evaporation is a
a) chemical change
b)
c) physical change
d)
What 2 factors can affect solubility
a) mass and height
b) mass and speed
c) surface area and stirring
d) temperature and pressure
A solution with a pH of 7 would be
a) acidic
b) base
c) concentrated
d) neutral
As the concentration of hydronium ions in a solution increases, its pH
a) decreases
b) increases
c) stays the same
d) goes to lunch
If a solution's pH went from 5 to 1, how much more acidic would it be?
a) 4 times
b) 40 times
c) 10 times
d) 10,000 times
A pH meter measures the
a) hydroxide ions in a solution
b) hydronium ions in a solution
c) solubility of a solution
d) concentration of a solution
C=m/v is a formula for finding
a) the pH of a solution
b) the solubility of the solute
c) the composition of a compound
d) the concentration of a solution
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