periodic table

Question 1

what is a solute?

Answer 1

a substance that dissolves in the solvent

Question 2

what is a solvent?

Answer 2

usually a liquid , but it dissolves the solute

Question 3

what is a solution?

Answer 3

what you get / the results of the solute dissolving in solvent

Question 4

what is a saturated solution

Answer 4

a solution that contain the maximum amount of solute that can be dissolved in the solvent

Question 5

s insoluble mean

Answer 5

it cannot dissolve

Question 6

soluble mean

Answer 6

it does dissolve

Question 7

what does an atomic number mean

Answer 7

how many protons is in each atom of each nucleus

Question 8

why are the elements in groups

Answer 8

because they have similar/same physical and chamical properties

Question 9

why are the elements in periods

Answer 9

because of they all ahev one more proton then the last

Question 10

what is an independant variable

Answer 10

an independant variable is what changes throughout the experiment

Question 11

what is a dependant variable

Answer 11

a dependant variable is how you measure the results of the experiment

Question 12

what is the variables to be controlled

Answer 12

what variables you need to look out to keep the same so your results dont get damaged or affected badly

Question 13

draw me a graph for fish sales : mon=70 tue=40 wed=20 thu=80 fri=100 sat=60 sun=50

Answer 13

DRAW ME IT!!!!!!!!!!!!(well done if you did fraw it already)

Question 14

what is the chemical symbol for copper and iron

Answer 14

cu fe

Question 15

what is the element for Kr

Answer 15

krypton

Question 16

hat are the columns on the periodic table called

Answer 16

groups

Question 17

what are the rows called

Answer 17

periods

Question 18

what is a compound

Answer 18

2 or more different elements that are chemically bonded

Question 19

what is an element

Answer 19

a pure substancethat only contains one type of atom

Question 20

what is a molecule

Answer 20

2 or more of the same elements chemically joined

Question 21

what are the properties of zinc sulfate

Answer 21

zinc sulfur and oxegen

Question 22

what do you get if you combine sodium nitrogen and oxegen

Answer 22

sodium nitrate

Question 23

what is a mixture

Answer 23

rwo or more different elements that are not chemically joined but mixed 2gether

Question 24

what is a method for separating mixtures

Answer 24

chromatography or magnets depending on the elements in your mixture

Question 25

what is the one unreactive group in the periodic table

Answer 25

noble gases

Question 26

name all the group in the periodic table

Answer 26

Alkali metals, Alkaline earth metals, Transition metals, Post-transition metals, Metalloids, Reactive non-metals, Noble gases, Lanthanides, Actinides, Unknown properties,halogens and chalgogens

Question 27

how many elements are in the periodic table

Answer 27

128

Question 28

when and who was the periodic table dicovered by

Answer 28

1869 by dmitri mendleev

Question 29

what is group 1 and group 7 of the periodic table

Answer 29

alkali metals and the halogens

Question 30

what is a way to separate chemical compounds

Answer 30

electrolysis

Question 31

carbon and oxegen

Answer 31

glucose oxide