General Chemistry Chapters E-3 Quiz Review

10¹²

What is the number for Tera?

10⁹

What is the number for Giga?

10⁶

What is the number for Mega?

10³

What is the number for kilo?

10²

What is the number for Hecta?

10¹

What is the number for Deca?

10⁻¹

What is the number for Deci?

10⁻²

What is the number for Centi?

10⁻³

What is the number for milli?

10⁻⁶

What is the number for Micro?

10⁻⁹

What is the number for nano?

10⁻¹²

What is the number for pico?

10⁻¹⁵

What is the number for femto?

mL and cm³

What are 2 ways where Volume can be expressed in SI units?

The number of numbers that you see in a number (0s that are leading are seen as placeholders)

What are Significant figures?

When several numbers have similar significant figures.

What does precision mean in Chemistry?

They have infinite significant figures.

How many significant figures do exact numbers or anything raised to 10 have?

Mass/Volume

How is density calculated?

C

Out of all of these choices, which numbers is the most PRECISE to 10.311?

A) 10.1,10.3, 10.8

B) 11.331, 12.32, 13.4

C) 9.324, 9.352, 9.657

D) 9, 18, 17

0.0023

Which number has the smallest # of significant figures in this equation?

0.0023 × 7.184 × 10³

Energy

This is defined as the capacity to do work.

Work

Defined as the product of fore applied to an object and that object’s displacement as a result of applied force.

Kinetic Energy

Associated with motion.

Potential Energy

Associated with position within a force field.

6.022×10²³

What is Avogrado’s number that is used to convert atoms to moles?