Chapter 5, 8th Grade Question Preview (ID: 60584)
Acids And Bases.
TEACHERS: click here for quick copy question ID numbers.
A mixture that contains a solvent and at least one solute and has the same properties throughout
a) solution
b) mixture
c) suspension
d) colloid
Some solutes and solvents just aren't compatible.
a) true
b) false
c) sometimes true and sometimes false
d) none of the above
Solution A has 20 g solvent and 1 g solute. Solution B has 20 g solvent and 10 g solute. Which one is more concentrated?
a) Solution B
b) Solution A
c) Both are equally concentrated
d) You can't tell with the information given.
40 gallons of sap is boiled to remove most of the water and become 1 gallon of maple syrup. Which is the concentrated solution?
a) syrup
b) sap
c) they are equally concentrated
d) you can't tell with the info given
A measure of how much solute can dissolve in a solvent at a given temperature
a) solubility
b) solution
c) saturated
d) concentration
Many bases are made of positive ions combined with
a) hydroxide ions
b) hydrogen ions
c) homologous ions
d) positive ions
Solutes raise the ___ of a solution above that of the solvent.
a) boiling poing
b) melting point
c) freezing point
d) sublimation point
Ionic compounds in water conduct electric current.
a) true
b) false
c) sometimes true and sometimes false
d) none of the above
Metals seem to disappear in acids because acids are ___, or wear away other metals.
a) corrosive
b) conglomerate
c) erosive
d) explosive
Carbonates are found in things like
a) seashells
b) bronze
c) gold
d) wood
Citrus fruits are often sour because they contain
a) acids
b) bases
c) alkalines
d) none of the above
A solution forms when particles of the solute ___ each other and become surrounded by solvent particles.
a) separate from
b) join with
c) move closer to
d) none of the above
Which of the following can be solvents?
a) all of the above
b) solids
c) liquids
d) gases
Your solution contains 50 g of water and 2 g of salt. Which is the solute?
a) salt
b) water
c) the salt and water
d) none of the above
A substance registers as 4 on the pH scale. It is
a) an acid
b) a base
c) neutral
d) neither an acid nor a base
After neutralization, the mixture will
a) not be as acidic or basic as the reactants
b) be more acidic or basic as the reactants
c) be the same level of acid or base as the reactants
d) become a very strong base.
In a neutralization reaction, an acid reacts with a base to produce a(n) ___ and water.
a) salt
b) sugar
c) acid
d) base
The universal solvent is
a) water
b) air
c) oxygen
d) hydrogen
The pH scale expresses the concentration of ___ ions in a solution
a) hydrogen
b) hydroxide
c) oxygen
d) carbon dioxide
If you've added so much solute that no more dissolves, you have a
a) saturated solution
b) dilute solution
c) concentrated solution
d) none of the above
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 60584 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 60584 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register