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Understanding Solutions
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Questions in this quiz (40)
1The amount of a particular solute in a given amount of solution is _________.
- Aionic
- Bconcentration
- CPh
- Dneutral
2The "like dissolves like" rule is the reason why water cannot dissolve _____.
- Asalt
- Bsugar
- Cvinegar
- Doil
3the concentration of a substance, in percent by mass, can be calculated by dividing the mass of the solute by __________.
- Athe volume of the solution
- Bthe mass of the solution
- Cthe mass of the solvent
- Dthe volume of the solvent
4if a substance has a high solubility, ________ of it can dissolve in a given solvent.
- Amore
- Bless
- Can equal amount
- Dnone
5the Ph scale is a range from ______.
- A1-7
- B0-14
- C1-14
- D1-20
6A(n) ________ is a substance with a Ph greater than 7.
- Abase
- Bacid
- Cbuffer
- Dwater
7what is the only substance with a neutral Ph of 7?
- Amilk
- Borange juice
- Cwater
- Dblood
8A(n) ______ is a substance with a Ph less than 7.
- Aacid
- Balkaline
- Cbase
- Dbuffer
9which is a solution that contains the maximum amount of solute it can hold at a given tempature and pressure?
- Aunsaturated
- Bsaturated
- Csuper saturated
- Ddiluted
10the dissolution shown on the diagram produces chloride ions and ________ ions.
HCL+H2O-----------> H3O+Cl- Ahydronium
- Bneutral
- Chydroxide
- Dacetate
11which of the following is not a base?
- ANH3
- BHCL
- CNaCo3
- DNaOH
12acids react with ______ to form neutral solutions.
- Asolutes
- Bbases
- Cindicators
- Dmetals
13the dissolution shown in the diagram produces ammonium ions and _______ ions.
NH3+H2O----------> NH4+OH- Ahydronium
- Bneutral
- Chydroxide
- Dcarbonate
14which is most acidic?
- Abaking soda
- Blemon juice
- Cblack coffee
- Dmilk
15which of the following is a property of an acid?
- APh>7
- Bturns red litmus paper blue
- Ctart or sour taste
- Dfeel slippery
16blue litmus paper turns ________ when reacting with an acid.
- Ared
- Bblue
- Cyellow
- Dpink
17according to the Ph scale shown , which substance is more acidic than lemon juice?
- Ahydraulic acid
- Bcabbage
- Cmilk
- Dlye
18bleach is a strong base, what is the ph level of bleach?
- A13
- B8
- C1
- D2
19As hydronium concentration increases, the Ph _______.
- Adecreases
- Bincreases
- Cstays the same
- Dincrease initially and then decreases
20pollution causes the ph of rain water fall below 6. What is such type of rain called?
- Aacid rain
- Bpolluted rain
- Clow Ph rain
- Dalkaline rain
21which is not a method of measuring Ph?
- APh indicator
- BPh test strips
- CPh locator
- DPh meter
22which of the following substances would have the greatest concentration of H3O ions?
- AAmmonia with Ph 13
- Bwater with Ph 7
- Cmilk with Ph 5
- Dlemon juice with Ph 2
23which of the following compounds have higher amount of solute dissolved per 100 cubic centimeter of solvent at 60 degrees celsius?
- AKNO3
- BKCIO3
- CKI
- DNaCL
24how many grams of solute will have a saturated solution of sodium chloride at 60 degrees celsius?
- A28 grams
- B39 grams
- C110 grams
- D40 grams
25at which temperature will 50 grams of potassium chlorate dissolve in 100 cubic centimeters of water?
- A15 C
- B45 C
- C60 C
- D90 C
26what is the concentration in percent by volume of a solution made by mixing 200 ml of acetic acid and 0.8L of water?
- A96%
- B200%
- C20%
- D5%
27_______ is the inverse measure of the concentration of hydronium ions in a solution?
- Aacidity
- Bpolarity
- CPh
- Dsolubility
28to prepare a solution with a 25% concentration , you will need an amount of solvent equal to _____.
- Athe amount t of the solute
- Btwice the amount off the solute
- Cfive times the amount of the solute
- Dthree times the amount of the solute
29the amount of table sugar that will dissolve in 1 kg of water can be increased by _______.
- Astirring the solution
- Bheating the solution
- Cbreaking the sugar into smaller pieces
- Ddoing any of the above
30air is a gas solution composed of 78% of nitrogen 21% of oxygen and 1% of carbon dioxide and other inert gases. In this solution which substances are the solutes?
- AN2 and O2
- BO2 only
- CCO2 only
- DO2, CO2 and other gases
31to increase the solubility of carbon dioxide in water you can ________.
- Aincrease the temperature of the solution
- Bdecrease the temperature of the solution
- Cdecrease the pressure
- Dstir the solution
32salivary amylase enzyme works best in_______.
- Aacidic ph
- Balkaline Ph
- Cneutral Ph
- Dall of the above
33which of the following compounds will dissolve in water?
- Airon (II) chloride
- Bmagnesium carbonate
- Csodium bicarbonate
- Dall of them
34a solution with a concentration by mass equal to 65% can be classified as a ________.
- Adiluted solution
- Bsaturated solution
- Cconcentrated solution
- Dunsaturated solution
35the esophagus is the tube that connects the mouth to the stomach. heartburn occurs when some of the stomach juices flow backwards to the esophagus. to help relieve heartburn a person should take medicine that is __________.
- Aneutral
- Bbasic
- Cacidic or basic
- Dacidic
36Holly has an unknown substance in a beaker. She wants to determine the relative Ph of the unknown substance. She places a piece of blue litmus paper into the substance and the litmus paper stays blue. The substance in the beaker is a _____.
- Abase
- Bneutral Ph
- Cacid
- Ddoes not have a Ph
37Carries teacher hands out test tubes filled with different chemicals and tells the students to identify their solutions as an acid, base, or neutral chemical. Carries test tube contains a clear chemical. She adds red phenol to her test tube. A few moments later the test tube turns bright pink. what type of chemical does Carrie have?
- Aneutral
- Bacidic
- Cbasic
- Dthe chemical can not be determined
38human blood has a Ph between 7.35 and 7.45 which of the following best describes human blood?
- Astrongly acidic
- Bslightly acidic
- Cstrongly basic
- Dslightly basic
39soap is a weak base. what is true about the taste of bases?
- Athey taste sour
- Bthey taste sweet
- Cthey taste bitter
- Dthey taste salty
40Williams collected a rain sample and measured its Ph to be 5.6. What does this mean?
- Athe rain water is a weak base
- Bthe rain water is neutral
- Cthe rain water is a strong acid
- Dthe rain water is a weak acid
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- 9th grade Chemistry Quiz on Understanding Solutions, created by Gabriella Puig on 06/05/2018.
- Author
- Gabriella Puig
- Language
- English
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