Chemistry Chapter 12 Section 1

Chemistry Chapter 12 Section 1

Multiple Choice

What is the elemental isotope that a mole is based on 12 grams of?

• Carbon 12

• Carbon 14

• Calcium 12

• Hydrogen 10

Multiple Choice

What do you call things like dozens of eggs, reams of paper, minutes, grosses of pencils, or moles?

• grouping units

• counting units

• powers

• additives

Multiple Choice

How big is a mole?

• its small and hairy.

• very big

• extremely big

• very very very very extremely tremendously big

Multiple Choice

What is the study of quantitative relationships between reactants and products in a chemical reaction?

• organic chemistry

• Stoichiometry

• biology

• mass sampling

Multiple Choice

What is a quantitative unit that always has the same amount of particles?

• skunk

• armadilla

• rat

• mole

Multiple Choice

How much is a mole?

• 6.022 x 10 to the 23rd power

• 60.022 x 10 to the 24th power

• 6.0222 x 10 to the 23rd power

• 6.22 x 10 to 23rd power

Multiple Choice

Which is true?

• Avogadro developed the constant in Italy.

• Avogadro developed a table of atomic masses.

• Avogadro made a distinction between atoms and molecules.

• Avogadro argued for his number when many scientists questioned his findings.

Multiple Choice

The amount of mass in grams contained in one mole of an element can be found where?

• molar mass chart

• aufbau diagram

• periodic table

• ion chart