Chem

Question 1

The substance that dissolved in the solvent ?

Answer 1

Solute

Question 2

When alcohol is used as a solvent the solution is termed as what?

Answer 2

Tincture

Question 3

An example of a tincture and is used to kill bacteria and prevent infection at the site of a wound is?

Answer 3

Iodine

Question 4

Are formed when two substances have opposite polarities are mixed ?

Answer 4

Emulsifications

Question 5

As the temp of a solvent decreases, what decreases causing less space between the solvent molecules and in which the solute can dissolve ?

Answer 5

Solubility

Question 6

Properties that change with the addition of a solute to a solvent. Two of these properties are melting point and boiling point

Answer 6

Collective properties

Question 7

Are made of hydrogen and carbon, ringed compounds is simple

Answer 7

Aromatics, the compound is called benzene it has six carbon aromatic

Question 8

Common organic compounds:

Answer 8

Carbon,hydrogen, nitrogen, alcohols, ketones, esters, amines, carboxylic acids, aldehydes, ethers, sulfur

Question 9

Important element needed to help proteins and enzymes maintain structure

Answer 9

Sulfur

Question 10

Compounds that have the same molecular formula but different structures

Answer 10

Isomers

Question 11

Organic compounds are the basis for life as we know it because ?

Answer 11

Carbon-carbon bonds are strong
Carbon can form long chains
Carbon chains can include other elements to give rise to different functional groups

Question 12

Conduct electricity in solution

Answer 12

Electrolytes

Question 13

The most common acid base reaction

Answer 13

Neutralization reaction

Acid and base react to form a salt and water

Question 14

Examples of acids that react with active metals to form a hydrogen gas

Answer 14

Zinc and magnesium

Question 15

Metals that do not lose an electron to hydronium ions

Answer 15

Gold and silver

Explains why they never tarnish and react with other substances

Question 16

Indicates just how acidic or basic a solution is

Answer 16

Ph

Question 17

Substances that are added to a solution so that the solution resists change in ph, many medications are designed to have this to protect the lining if the stomach

Answer 17

Buffers

Question 18

Preformed to determine the concentration of an acidic or a basic solution. During this process an acid or base is added to the solution so that either the acid or base neutralize each other

Answer 18

Titrations

Question 19

The higher ______ causes molecules to collide more frequently and with more energy as to initiate the reaction faster

Answer 19

Temperature

Question 20

Having substances chopped up into finer powders exposes more of the surface area of the substance. The reaction then takes place faster than if the substance were in one place

Answer 20

Surface area

Question 21

Higher__________ causes molecules to collide more frequently

Answer 21

Concentration

Question 22

Although not effective for solids or liquids, increasing the ________ on a gas causes more gas molecules to collide more frequently as they are packed more tightly together

Answer 22

Pressure

Question 23

Homogeneous mixture that combines a solute and solvent together?

Answer 23

Solution