Embalming Chemistry Final

If you have an excess of urea what should you do to embalming preservative

On the pH scale, which of these pH balances are considered acidic?

Most embalming chemicals are composed of what kind of chemicals?

The 'Phenol' function group has a purpose of what in the funeral home?

pH of 7...

A series of compounds that contain carbon and hydrogen atoms with single covalent bonds:

Less than 7 pH...

Properties that are subjective

Dehydrated bodies need moisture pumped into their cells.Use embalming fluid that is compared to the cell environment.

Hydrocarbons that contain carbon-carbon double bond functional group:

Where can you find the density of a chemical?

Two carbons...

What is the relationship by mass and volume occupied by that mass?

Adds moisture to bodies...

Burns litmus paper blue, neutralizes acid, caustic taste, found in all physical forms...

Esters with an oxygen replaced by a sulfur responsible for the smell of hot springs and rotten eggs...

Breaks down into amino acids

Odorizing agent

A substance that makes up observable physical object:

In terms of property for matter, what type of properties are subjective?

A region of a molecule posing a negative and a positive charge:

What is the equation for density?

The process of forming a stable solute complex by combining metallic ions with a reagent

Greek for corpse

A chemical reaction where the positive and negative ions of two ionic compounds swap places, forming two new compounds..

Formed when one of three hydrogen atoms in ammonia is replaced by an alkyl or aromatic group, produced by putrefaction

A solid substance forms and separates from a liquid solution within the embalming fluid, visible solid particle settles

Formed when three hydrogen atoms are replaced by organic substances...

When discussing matter, what do we measure?

When referring to molecular structure, what allows life to exist on earth?

Common name for formaldehyde

Used in low moisture cases...

The 'Alcohol' function group has a purpose of what in the funeral home?

What are used to help overcome pH differences by keeping pH at a stable range?

Used as a water conditioner

How embalmers can remedy hard water...

Provided by chemical manufacturers to communicate hazards in a standard format:

When referring to concentration terms, if something is very near or at the solubility point is it...

A hygroscopic chemical that keeps something moist by absorbing moisture...

Substances composed of two or more elements chemically untied in a definite proportion by mass:

The study of those physical changes in the human chemistry that are caused by the process of death:

Also a wood alcohol...

The most important bond in organic chemistry is the carbon-carbon bond:

The 'aldehyde' function group has a purpose of what in the funeral home?

Four carbons...

Greater than 7 pH...

Break down into consistent molecules which include nitrogen

Putrescine and cadaverine produced by

Strength is determined by percentage of a substance to dissociate into positive ions and hydroxide ions describes that?

Which of these are common embalming buffers?

Part of metabolism that involves decomp reactions

What is commonly found in tap water that causes "hard water"?

When talking about matter, what are properties that are objective?

Chemical History- who was responsible for the use of a chemical laboratory to develop embalming chemicals?

Formed when one hydrogen atom is replaced by an organic substance...

The least oxidized

Discolorations and odors associated with decomp are the result of...

Formed when two hydrogen atoms are replaced by an organic substance

Compounds and functional group that contains a nitrogen atom with a lone pair of electrons...

Edematous bodies need moisture content removed from cells... liquid flows out of cell.

When a person dies, there is a decreased amount of adenosine triphosphate available. What does this cause?

Other names for gluteraldehyde

The ability of a solute to dissolve in a solvent:

Removes moisture from cells...

Formaldehyde gas dissolved in solution at 37% by weight and 40% by volume...

Cauterant and bleaching agent...

More than 7...

Used to stabilize embalming fluid to prolong shelf life

The "Carboxylic Acid" function group has a purpose of what in the funeral home?

Used to corral calcium from water and blood

What kind of process is decomp?

Substances composed of two or more elements chemically untied in a definite proportion by mass

In terms of solution, a solution that is more concentrated than its partner is considered what?

What is the pH range for formaldehyde?

What term is used to describe the tendency for an atom species to dominate the electrons in a bond?

Which of these is an issue created for embalmers caused by hard water?

pH of blood...

pH stand for?

Study associated with types of matter and changes in matter related to disinfection and preservation of human remains:

Term used to describe the tendency for an atom species to dominate the electrons in a bond...

The amount of formaldehyde gas (by mass in grams) present in 100 mL's of solution describes what?

Mixture which components are not uniform, minimum two phases are present...

Has the ability to dissolve the lipid membranes of the cell, Increases penetration of embalming fluid, allows to diffuse

In water acids are substances that produce hydrogen ions and bases produce hydroxide ions. This describes what theory?

In the structure of an atom, what particle is negatively charged?

Added to commercial formaldehyde based embalming fluids as an anti-polymerant, also extends shelf life

Place in a chemical reaction that corresponds to the highest energy point in a reaction diagram

The ability of a solute to dissolve in a solvent...

Chemical change that occurs postmortem

Acid is a substance that donates a hydrogen proton to any substance. This describes what theory?

Nitrogen based compound

Postmortem temperature change of a body to ambient temperature, usually cooling to room temperature...

Single carbon

Constituents arranged in a particular manner that makes up something:

Which of these is NOT a physical change that occurs postmortem?

Three carbons...

To stabilize nitrogen...

Mixture of solute and solvent which the size of solute particles are too large and can't pass through filters membranes:

Compounds that are used to lower the surface tension between two lipids...

A carbonyl with a hydrogen and one functional group, found in preservatives and disinfectants...

A chemical compound that forms stable bonds with metal ions, making them more resistant to disassociation...

What is the normal blood pH level?

Main nitrogen-containing compound in urine, neither acidic or alkalin

What is the density of a substance divided by the density of water?

Five membraned heterocyclic ring and an important sub-unit of 'heme', hemoglobin and myoglobin

A molecule formed during a chemical reaction that is neither the starting reactant nor the final product

Branch of chem that studies the properties/reactions of elements, Including organic or some carbon-containing compounds?

The reaction where energy is lost to the environment:

Substance that can act as an acid or base...

Strength is determined by the percentage dissociates in aqueous solution describes what?

Found in embalming chemicals as a solvent, two methyl groups, a ketone functional group...

FS term, amines that are considered to be intermediate products of decomp that contain...

Precipitates out of solutions

Which of these is measurable for all substances?