Intro to Chemistry last test review

Question 1

The dependent variable is graphed on the

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Y axis

Question 2

This is the property of metal allowing electricity to pass through it.

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conductivity

Question 3

We changed the size of particles and measured dissolve times. The dissolve time is the

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dependent variable

Question 4

A neutral fluid has a pH of

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7

Question 5

The independent variable is

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The one thing you change

Question 6

This is how well metal combines with other things.

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reactivity

Question 7

This happens when metal hits water or oxygen and degrades.

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corrosion

Question 8

This is the center of an atom

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nucleus

Question 9

This tells the number of electrons and shells on the periodic table.

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periods

Question 10

Protons only exist in

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the nucleus

Question 11

This is the property of metal that attracts other metals

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magnetism

Question 12

electrons only exist in

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orbitals

Question 13

A solution is

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Not chemically bound

Question 14

What is NOT true about acids?

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They taste bitter

Question 15

This is the property of metal to allow it to be drawn into wire.

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ductility

Question 16

An example of a solution with more than one solute is:

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lemonade

Question 17

A base would have a pH of

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10

Question 18

A solution is

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A homogeneous mixture

Question 19

In lemonade, the solvent is the

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water

Question 20

To make a solute dissolve faster you can do all but one of these:

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cool it down

Question 21

This is the property of metal that allows it to be made into thin sheets

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malleability

Question 22

These run vertically on the periodic table.

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groups

Question 23

All of these are reasons to test pH except:

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bake cake that will rise

Question 24

What percentage of fluids have a pH?

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100%

Question 25

When making a graph you need to include all but

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the constants in the experiment

Question 26

This makes one atom different from another

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number of protons in the nucleus

Question 27

A solvent is

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The largest part of a solution

Question 28

The independent variable is graphed on the

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X axis

Question 29

number of protons in the nucleus is the:

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atomic number

Question 30

These run horizontally on the periodic table.

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period

Question 31

Creating a solution will

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Lower the freezing temperature

Question 32

What is NOT true about bases?

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They taste sour.

Question 33

These tell what properties an atom has

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families

Question 34

This means a metal will reflect light

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shiny

Question 35

An acid would have a pH of

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2

Question 36

A solute is

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The smallest part of a solution

Question 37

All of these things are common bases except:

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vinegar

Question 38

The abbreviation of an element is the

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atomic symbol

Question 39

This metal is liquid at room temperature

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mercury

Question 40

The weight of the neutrons plus protons is the

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atomic mass

Question 41

All of these things are common acids except:

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shampoo

Question 42

pH stands for

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potential hydrogen

Intro to Chemistry last test review

Questions 42

Intro to Chemistry last test review

Questions 42