Gen Chem 105 Exam 1 Review

Property of a substance that is independent of the amount of the substance

Milk is an example of

What is the chemical formula for sulfur hexafluoride?

Reactant present in an amount greater than required by the reaction stoichiometry

What is the chemical name of FeSO5

Change in the state or properties of matter that does not involve a change in its chemical composition is chemical

How many sigfigs in 45.678

The empirical formula for diboron hexafluoride is

Number placed in front of symbols or formulas in a chemical equation to indicate their relative amount

Sum of the numbers of neutrons and protons in the nucleus of an atom

Anything that occupies space and has mass

H2O has a covalent bonded

FeCl3 is...

Positively charged particle consisting of two protons and two neutrons

What is the chemical name of HIO(aq)

State of matter that has a definite volume but indefinite shape

Sum of average atomic masses for all atoms represented in an empirical formula

Attractive force between the nuclei of a molecule's atoms and pairs of electrons between the atoms

Which is an example of a physical change?

Li3PO4 is...

Alkaline earth metal: element in group 2

Percentage by mass of the various elements in a compound

How many sigfigs in 100

Formula showing the composition of a compound given as the simplest whole number ratio of atoms

Which is an example of chemical change

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What did we learn from the Gold Foil experiment?

What is the chemical formula for hydrobromic acid?

What is the name ICl3

Tentative explanation of observations that acts as a guide for gathering and checking information

SI Unit of mass is grams

Well-substantiated, comprehensive, testable explanation of a particular aspect of nature

Study of composition, properties, and interactions of matter

Group: horizontal row on the periodic table

Time = second = s

What is the SI Unit for temperature

Atoms that contain the same number of protons but different numbers of neutrons

System of rules for naming objects of interest

Smallest particle of an element that can enter into a chemical combination

What is the chemical formula for copper II phosphite?