EC Midterm Study

Potential energy is stored energy

Using hard water during the embalming process has no impact on bodily fluids

Gases have a definitive shape and volume

The use of buffers is important so that blood pH is properly mimicked

Oxygen is colorless, odorless and lighter than air

Chemical changes are a change which a new substance or substances are produced that have entirely different properties

The oxidation number of Cl₃OH is 0

Kinectic energy is energy in motion

An element combined with an Oxygen atom is an oxide

A Saturated solution contains all of the solute the solvent is able to hold at a certain temperature and pressure

O₂ is monatomic

covalent bonds share electrons

The name of the covalent compound N₂0 is nitrogen dioxide

120 mL of a 1.2 M solution of LiCl is diluted to a final volume of 1,000 mL, the final concentration is 0.144M

2 electrons are shared in a single covalent bond

Cl^-4 is a cation with a charge of 4

An unsaturated solution contains ALL the solute it can hold

Physical properties are characteristics that can be observed when a substance is interacting with other substances

A concentrated solutions contains large amounts of solute

Law of the conservation of matter states that matter can be destroyed

elements are asubstance consisting of two or more atoms chemically combined

Cl^-3 has an oxidation number of -3

a reduction is a combination of oxygen with another substance and an increase in oxidation number

A 0.766M with an initial volume of 80.0mL is diluted until its concentration is 0.500mL, the final volume is 122.56mL

In diffusion solutes go from low concetrations to high concentrations

Liter is the unit of measurement for mass

Elements consists of 2 or more atoms chemically combined

Hydrogen peroxide forms formic acid and causes edema in the presence of formaldehyde

Borax, oxalates, citrates and EDTA are examples of Embalming buffers

4 is the oxidation number of the compound ClCr⁴

There are 3 oxygen molecules in O₃

The amt of formaldehyde in a solution is expressed by index

Inorganic chemistry deals with NON Carbon containing compounds

Reduction reaction is a combination of a substance with Oxygen and increases oxidation numbers

Sodium Chloride is the name of the ionic compound NaCl

corrosive and releases H ions describe bases

Halogens form salts with metals and diatomic elements

A hypertonic solution is best for the embalming process

A tincture uses water as the solvent

In a nuetral compound, all the elements of the compound combined have an oxidation number of 0.

Molecules are the simplest substance that cannot be broken down

ionic bonds exchange electrons

Hard water contains soluble magnesium and calcium or iron salts

Cl is a polyatomic ion

Molecules are the smallest unit in a covalent bond

Organic chemistry is the study of the chemical and physical changes assc. with death