Yawa Chemistry

Question 1

anything that has mass and volume, composed of atoms,smaller fundamental particles, logical thinking, and eperimentation.

Answer 1

Matter

Question 2

amount of matter

Answer 2

Mass

Question 3

The space it occupies

Answer 3

Volume

Question 4

Have high desities and can expand only slightly when heated

Answer 4

Solid

Question 5

No definite shape but definite volume

Answer 5

Liquid

Question 6

Take the shape of containers but no definite volume

Answer 6

Gas

Question 7

Heating and Ionizing gas.

Have neither definite volume or shape

Aurora borealis, lighting and comet tails

Answer 7

Plasma

Question 8

Cloud bosons
Temperature very close to absolute zero
Superfluids
Cold liquid

Answer 8

Bose-Einstein Condensate

Question 9

Formed “fermions”
Close to bose- einstein condensate

Answer 9

Fermionic- Condensate

Question 10

First fermionic condensate was created by

Answer 10

Deborah S. Jin

Question 11

Without changing the composition of a substance

Answer 11

Physical property

Question 12

It refers whether the object is in a solid, liquid, gas.

Answer 12

phase

Question 13

Reflect light

Answer 13

Color

Question 14

Is dissolved

Answer 14

Solute

Question 15

Solute that can dissolve in a given amount of solvent

Answer 15

Solubility

Question 16

Does the dissolving

Answer 16

Solvent

Question 17

Materials changes from solid to liquid

Answer 17

Melting

Question 18

Liquid to gaseous phase

Answer 18

Boiling point

Question 18

To vaporize

Answer 18

Volatility

Question 18

Fluids resistance to flow

Answer 18

Viscosity

Question 19

Ability to conduct electricity

Answer 19

Conductivity

Question 20

Prevent the transfer flow of heat or electricity

Answer 20

Insulators

Question 21

Pressed, hammered, rolled into thin sheets

Answer 21

Malleability

Question 22

Drawn into wires

Answer 22

Ductility

Question 23

Streched

Answer 23

Elasticity

Question 24

Scratched

Answer 24

Hardness

Question 25

How substance reacts with another substance

Answer 25

Chemical Property

Question 26

To burn when contact with flame

Answer 26

Flammability

Question 27

A substance to undergo chemical reactions, either by itself or with other materials, and release energy in the process.

Answer 27

Reactivity

Question 27

Can harm living organiSms

Answer 27

Toxicity

Question 28

A substance ability to donate protons, PH scale

Answer 28

Acidity

Question 29

Oxygen and gives off heat. Hydrocarbon, oxygen, carbon dioxide, water, and heat.

Answer 29

Combustion

Question 30

Reacts with air to produce metal oxide. Rust

Answer 30

Corrosivity

Question 31

Amount of matter

Answer 31

Extensive property

Question 32

Type of matter

Answer 32

Intensive property

Question 33

Mass, length, size, and volume

Answer 33

Extensive

Question 34

Density, color, freezing, melting, boiling

Answer 34

Intensive

Question 35

The more matter there is the greater is its mass, volume, or any one of it.

Answer 35

Extensive

Question 36

To identify substance

Answer 36

Intensive

Question 37

One kind of particles and have a fixed and constant structure

Answer 37

Pure substances

Question 38

Fundamental materials

Answer 38

Elements

Question 39

Cannot be decomposed into simpler substances by ordinary chemical means.

Answer 39

Element

Question 40

Published the first periodic table Organized elements by increasing atomic weight

Answer 40

Dmitri Mendeleev

Question 41

Determined the atomic numbers of elements usisng X-ray spectroscopy Rearrange the periodic table by atomic number and weight

Answer 41

Henry moseley

Question 42

Lastrous, malleable, and good conductors

Answer 42

Metal

Question 43

Do not share the properties of metals

Answer 43

Non-metals

Question 44

Elements that share same but not all properties of metals

Answer 44

Metalloids

Question 45

Chemical substances composed of atoms from more than one element held by chemical bonds. Molecules

Answer 45

Compounds

Question 46

Two or more different chemical substances which physically combined

Answer 46

Mixtures

Question 47

Are homogeneous mixture or two or more substances where in the solute is uniformly distributed

Answer 47

Solutions

Question 48

Can be solid solutions called alloys

Answer 48

Solutions

Question 49

Heterogeneous mixtures that have particles ranging between 1nm and 1000nm in diameter, evenly distributed around the solution

Answer 49

Colloids

Question 50

Heterogeneous mixtures formed when insoluble particles are suspended in a liquider gas

Answer 50

Suspension

Question 51

Undissolved particles settled at the bottom with some particles are still floating

Answer 51

Suspension

Question 52

Tend to be cloudy since the solid have not entirely dissolved

Answer 52

Suspension