General Chem. Smart Edition

Question 1

Exothermic vs Endothermic

Answer 1

Exothermic releases heat into environment

Endothermic absorbs heat and cools environment

Question 2

On a graph which reaction Endothermic or Exothermic

1. The Activation energy starts in the Middle of the Y axis.
2. Activation energy starts at the bottom of the Y-axis

Answer 2

1. Exothermic
2. Endothermic

Question 3

Strong acids completely ____ in solution, and strong bases fully _____ in a solution

Answer 3

Ionize / dissociate

Question 4

What property allows water to flow against the force of gravity

Answer 4

Adhesión

Question 5

The concentration of free water molecules will equalize on both sides of the membrane.

             True or False

This is the goal of osmosis

Answer 5

True

Question 6

If a metal and non metal bond what kind of bond is it?

Answer 6

Ionic

Question 7

If 2 non-metals or metalloids bond what kind of bond is it

Answer 7

Covalent

Question 8

If the Product is less energy than the Reactant it is considered which type of reaction

If the product has more energy than the reactant it is considered which type of reaction

Answer 8

Exothermic

Endothermic

Question 9

This type of solution Includes gels, sols, and emulsions; the particles do not settle, and cannot be separated out by ordinary filtering or centrifuging like those in a suspension.

Answer 9

Colloids

Question 10

Start with a premiss and work down from it is this kind of reasoning

Answer 10

Deductive

Question 11

This type of reasoning starts with an observation and works up from there

Answer 11

Inductive

Question 12

Repeatable form of evidence that verifies the results of an experiment

Answer 12

Empirical Evidence

Question 13

Which phase would a cell have the most nucleotides

Answer 13

G¹

Question 14

An acid that leases H± in a solution

A base that leases OH in a solution

Answer 14

Arrhenuis acid / Base

Question 15

This type of acid is a proton donor while this type of base is a proton acceptor.

Answer 15

Brønsted-Lowry

Question 16

HF, HCl, H²SO⁴, HNO³

These are examples of what?

Answer 16

Arrhenuis acids

Question 17

These are examples of

NaOH, KOH, Ca (OH)²

Answer 17

Arrhenuis bases

Question 18

What is the conjugate Acid / Base

NH³

Answer 18

CA = NH⁴+

CB = NH² -¹

Question 19

What is the Conjugate Acid / Base

HCO³-

Answer 19

CA = H²CO³

CB = CO³ -²

Question 20

A Lewis acid is a substance that donates a lone pair of electrons

              True or False

Answer 20

True

Question 21

Na —-> Na(+) + e-

What type of reaction is this?
What is happening to sodium?

Answer 21

Redox

Sodium is being oxidized
Its losing an electron

Question 22

Cl + e- —–> Cl-

What is happening to Chlorine?

Answer 22

It is being reduced

Gaining an electron

Question 23

What kind of bond do redux reactions form?

Answer 23

Ionic

Question 24

In general, atomic radius increases moving (up / down) a group due to the increasing number of electron shells

Answer 24

Down

Question 25

In general, atomic radius (increases/ decreases) moving from left to right across a period due to increasing number of protons in the energy level.

Answer 25

Decreases

Question 26

Where would we find atoms with the biggest atomic radii

Answer 26

Bottom left

Question 27

A tissue contains a variety of cell types that work together to preform a special function True or False

Answer 27

False tissue is similar cells

Question 28

What kind of genes don't follow the law of Independent assortment

Answer 28

Linked genes, close to each other

Question 29

What is chyme

Answer 29

Food mixed with stomach acids

Question 30

Ice to water is Endothermic or Exothermic

Answer 30

Endothermic

Question 31

Water becoming vapor is Endothermic or Exothermic

Answer 31

Endothermic

Question 32

If heat is moving from surroundings into system it is. Endothermic or Exothermic

Answer 32

Endothermic

Question 33

Steam condensing to water is. Endothermic or Exothermic

Answer 33

Exothermic

Question 34

Liquid freezing to become a solid is an... Exothermic or Endothermic reaction

Answer 34

Exothermic

Question 35

In this type of reaction heat moves out of the system. Exothermic or Endothermic

Answer 35

Exothermic

Question 36

C⁸H¹⁸ + O² ---> H²O + CO² Type of reaction is this How do we know

Answer 36

Combustion Reactants always C,H,O Products always H²O & CO²

Question 37

MgCl² ---> Mg + Cl² Type of reaction

Answer 37

Decomposition

Question 38

Mg + O² ---> MgO Type of reaction

Answer 38

Synthesis

Question 39

CH³COOH + H²O ---> CH³OO- + H³O+ which is the brønsted Lowry Acid / Base

Answer 39

CH³COOH is Bronsted Lowry Acid because it released (H) CH³COO H²O Accepted an H so it is a Bronsted Lowry Base H³O+

Question 40

CH³COOH + H²O ----> CH³COO- + H³0+ Which is the Conjugate Acid/ Base

Answer 40

CH³OO- Conjugate Base H³O+ Conjugate acid