chemistry 1

Question 1

what happens when you mix acids and alkalis together in equal proportions with each other

Answer 1

neutralize

Question 2

what is another name for alkalis

Answer 2

bases

Question 3

what is it considered if the pH of a product is 8.9

Answer 3

alkaline

Question 4

what is pure water considered to be with a pH of 7

Answer 4

neutral

Question 5

only things that contain this, can have a pH

Answer 5

water

Question 6

the separation of substances into ions is known as this

Answer 6

ionization

Question 7

what is it known as when substances separate into ions

Answer 7

ionization

Question 8

what is the special type of oil used in nail polish dryers and can also be used as a skin protectant

Answer 8

silicone

Question 9

what is the tail of a surfactant molecule called that means “oil loving”

Answer 9

lipophilic

Question 10

what is the head of a surfactant molecule called that means “water loving”

Answer 10

hydrophilic

Question 11

what is the substance that acts like a bridge that allows oil and water to emulsify

Answer 11

surfactant

Question 12

what is the term for a mixture of two or more substances that are united with the aid of a binder

Answer 12

emulsion

Question 13

what is nail polish containing particles of glitter considered as besides an unstable physical mixture of undissolved particles immersed in a liquid

Answer 13

suspension

Question 14

what are liquids that mix easily considered to be

Answer 14

miscible

Question 15

why is water considered to be a universal solvent

Answer 15

ability to dissolve more substances than any other solvent

Question 16

what is the liquid used to dissolve a substance called when creating a solution

Answer 16

solvent

Question 17

what is made when salt is dissolved in water

Answer 17

solution

Question 18

what is the term for substances held together by physical ties rather than chemical ties

Answer 18

physical mixture

Question 19

this is a substance that adds hydrogen to a chemical compound or that subtracts 02 from the compound

Answer 19

reducing agent

Question 20

this is a chemical reaction in which 02 is subtracted from and or hydrogen is added to a substance

Answer 20

reduction reaction

Question 21

redox is also known as what term

Answer 21

oxidation reduction

Question 22

the substance is oxidized when it gains what

Answer 22

oxygen

Question 23

this type of change occurs when ice melts and becomes water

Answer 23

physical change

Question 24

the definition of physical change is

Answer 24

when one chemical changes its state of matter

Question 25

what are the three different physical forms of matter

Answer 25

solid, liquid, gas

Question 26

this is a new substance formed by chemically combining two or more new atoms of different elements

Answer 26

compound

Question 27

what is an example of an elemental molecule

Answer 27

ozone

Question 28

this is when two or more atoms are joined together chemically

Answer 28

molecule

Question 29

what is the definition of an atom

Answer 29

basic unit of matter that cannot be divided into a simpler substance by ordinary chemical means

Question 30

this cannot be reduced to simpler substances

Answer 30

elements

Question 31

everything known to exist in the universe is made up of one of these 2 things

Answer 31

energy and matter

Question 32

this term refers to anything that takes up space, has both physical and chemical properties and exists in either a solid, liquid, or gas form

Answer 32

matter

Question 33

what does inorganic chemistry deal with

Answer 33

products without carbon