Question 1

Using a kidney machine to remove waste products from the blood is known as ________.

Accepted Answer

A) osmosis 
B) osmolysis 
C) autolysis 
D) hemolysis 
E) hemodialysis 
A) osmosis 
B) osmolysis 
C) autolysis 
D) hemolysis 
E) hemodialysis

Question 2

What volume of 0.10 M NaOH can be prepared from 250.mL of 0.30 M NaOH?

Accepted Answer

A) 0.075 L 
B) 0.25 L 
C) 0.75 L 
D) 0.083 L 
E) 750 L 
A) 0.075 L 
B) 0.25 L 
C) 0.75 L 
D) 0.083 L 
E) 750 L

Question 3

Match between columns
                        Premises: a mixture whose particles can be separated by filters
a mixture whose particles settle on standing
a homogeneous mixture in which suspended particles cannot pass through a semipermeable membrane
a mixture of sodium chloride in water
a mixture whose particles cannot be separated by filters or semipermeable membranes

Accepted Answer

The Answer of solution and colloid and suspension is...

Question 4

The compound KOH is ________.

Accepted Answer

A) soluble,because all compounds containing   are soluble 
B) insoluble,because all compounds containing   are in soluble 
C) soluble,because all compounds containing   are soluble 
D) insoluble,because all compounds containing   are insoluble 
E) insoluble,because KOH is insoluble 
A) soluble,because all compounds containing   are soluble 
B) insoluble,because all compounds containing   are in soluble 
C) soluble,because all compounds containing   are soluble 
D) insoluble,because all compounds containing   are insoluble 
E) insoluble,because KOH is insoluble

Question 5

Match between columns
                        Premises: 0.9% NaCl
5% NaCl
water
0.5% NaCl
0.9% glucose
7% glucose
5% glucose

Accepted Answer

The Answer of hypertonic and hypotonic and isotonic is...

Question 6

A solution which has 12 g of solute dissolved in 200.mL of solution has a m/v concentration of ________.

Accepted Answer

The answer of A solution which has 12 g of...

Question 7

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

Accepted Answer

A) 25 mL 
B) 75 mL 
C) 33 mL 
D) 19 mL 
E) 3.0 ×   mL 
A) 25 mL 
B) 75 mL 
C) 33 mL 
D) 19 mL 
E) 3.0 ×   mL

Question 8

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________ %.

Accepted Answer

The answer of 200.mL of a 12.0% (m/v)NaCl solution is...

Question 9

How many equivalents are in 0.036 mole of Ca2+?

Accepted Answer

Question 10

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

Accepted Answer

A) 70.mL 
B) 0.15 mL 
C) 680 mL 
D) 470 mL 
E) 330 mL 
A) 70.mL 
B) 0.15 mL 
C) 680 mL 
D) 470 mL 
E) 330 mL

Question 11

The solubility of KI is 50 g in 100 g of H2O at 20 °C.If 110 grams of KI are added to 200 grams of H2O,________.

Accepted Answer

A) all of the KI will dissolve 
B) the solution will freeze 
C) the solution will start boiling 
D) a saturated solution will form 
E) the solution will be unsaturated 
A) all of the KI will dissolve 
B) the solution will freeze 
C) the solution will start boiling 
D) a saturated solution will form 
E) the solution will be unsaturated

Question 12

What volume (mL)of a 15% (m/v)NaOH solution contains 120 g NaOH?

Accepted Answer

A) 18 mL 
B) 0.13 mL 
C) 13 mL 
D) 120 mL 
E) 8.0 ×   mL 
A) 18 mL 
B) 0.13 mL 
C) 13 mL 
D) 120 mL 
E) 8.0 ×   mL

Question 13

Which of the following also occurs in this system?

Accepted Answer

A) Water flows equally in both directions. 
B) There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C) There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D) Water does not cross the membrane at all. 
E) Starch moves out of the 10% starch solution into the 4% starch solution. 
A) Water flows equally in both directions. 
B) There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C) There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D) Water does not cross the membrane at all. 
E) Starch moves out of the 10% starch solution into the 4% starch solution.

Question 14

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

Accepted Answer

A) 3.0 L 
B) 0.50 L 
C) 2.0 L 
D) 4.5 L 
E) 0.22 L 
A) 3.0 L 
B) 0.50 L 
C) 2.0 L 
D) 4.5 L 
E) 0.22 L

Question 15

If 450.mL of 6.0 M KBr solution is diluted to 900.mL,the concentration of the KBr solution is _____M.

Accepted Answer

The answer of If 450.mL of 6.0 M KBr solution...

Question 16

During the process of diluting a solution to a lower concentration,________.

Accepted Answer

A) the amount of solute does not change 
B) the amount of solvent does not change 
C) there is more solute in the concentrated solution 
D) the volume of the solution does not change 
E) water is removed from the concentrated solution 
A) the amount of solute does not change 
B) the amount of solvent does not change 
C) there is more solute in the concentrated solution 
D) the volume of the solution does not change 
E) water is removed from the concentrated solution

Question 17

A red blood cell will undergo crenation in ________.

Accepted Answer

A) water 
B) 0.5% NaCl 
C) 3% glucose 
D) 5% glucose 
E) 7% NaCl 
A) water 
B) 0.5% NaCl 
C) 3% glucose 
D) 5% glucose 
E) 7% NaCl

Question 18

A hydrogen bond is ________.

Accepted Answer

A) an attractive force between molecules where partially positive hydrogen atoms are attracted to partially negative atoms of F,O,or N 
B) a covalent bond between H and O 
C) an ionic bond between H and another atom 
D) a bond that is stronger than a covalent bond 
E) the polar O-H bond in water 
A) an attractive force between molecules where partially positive hydrogen atoms are attracted to partially negative atoms of F,O,or N 
B) a covalent bond between H and O 
C) an ionic bond between H and another atom 
D) a bond that is stronger than a covalent bond 
E) the polar O-H bond in water

Using a kidney machine to remove waste products from the blood is known as ________.

What volume of 0.10 M NaOH can be prepared from 250.mL of 0.30 M NaOH?

The compound KOH is ________.

A solution which has 12 g of solute dissolved in 200.mL of solution has a m/v concentration of ________.

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________ %.

How many equivalents are in 0.036 mole of Ca²⁺?

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

The solubility of KI is 50 g in 100 g of H₂O at 20 °C.If 110 grams of KI are added to 200 grams of H₂O,________.

What volume (mL)of a 15% (m/v)NaOH solution contains 120 g NaOH?

Which of the following also occurs in this system?

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

If 450.mL of 6.0 M KBr solution is diluted to 900.mL,the concentration of the KBr solution is _____M.

During the process of diluting a solution to a lower concentration,________.

A red blood cell will undergo crenation in ________.

A hydrogen bond is ________.

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Exam 9: Solutions

Using a kidney machine to remove waste products from the blood is known as ________.

What volume of 0.10 M NaOH can be prepared from 250.mL of 0.30 M NaOH?

The compound KOH is ________.

A solution which has 12 g of solute dissolved in 200.mL of solution has a m/v concentration of ________.

How many milliliters of a 25% (m/v)NaOH solution would contain 75 g of NaOH?

200.mL of a 12.0% (m/v)NaCl solution is diluted to 600.mL.The new concentration is ________ %.

How many equivalents are in 0.036 mole of Ca2+?

Rubbing alcohol is 70.% (m/v)isopropyl alcohol by volume.How many mL of isopropyl alcohol are in a 1 pint (473 mL)container?

The solubility of KI is 50 g in 100 g of H2O at 20 °C.If 110 grams of KI are added to 200 grams of H2O,________.

What volume (mL)of a 15% (m/v)NaOH solution contains 120 g NaOH?

Which of the following also occurs in this system?

What volume of a 1.5 M KOH solution is needed to provide 3.0 moles of KOH?

If 450.mL of 6.0 M KBr solution is diluted to 900.mL,the concentration of the KBr solution is _____M.

During the process of diluting a solution to a lower concentration,________.

A red blood cell will undergo crenation in ________.

A hydrogen bond is ________.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Gases

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters

How many equivalents are in 0.036 mole of Ca²⁺?

The solubility of KI is 50 g in 100 g of H₂O at 20 °C.If 110 grams of KI are added to 200 grams of H₂O,________.