State the physical quantity corresponding to the following metric unit.

$$\mathrm{km} / \mathrm{h}$$

State the physical quantity corresponding to the following metric unit.

$$\mathrm{cal} /\left(\mathrm{g} \times{ }^{\circ} \mathrm{C}\right)$$

State the physical quantity corresponding to the following metric unit.

$$\mathrm{g} / \mathrm{mL}$$

State the physical quantity corresponding to the following metric unit.

$$\mathrm{m} / \mathrm{s}$$

Select the key term that corresponds to the following definition.

a. aqueous solution (aq)

b. Avogadro’s number

c. Avogadro’s theory

d. combined gas law

e. density

f. directly proportional

g. empirical formula

h. ideal gas constant

i. ideal gas law

j. inversely proportional

k. law of conservation of mass

l. law of definite composition

m. limiting reactant

n. mass/mass percent (m/m %)

o. molarity (M)

p. molar mass (MM)

q. molar volume

r. mole

s. mole ratio

t. molecular formula

u. standard temperature and pressure (STP)

v. stoichiometry

______ the volume occupied by 1 mole of gas at STP

If a sample of methane gas reacts completely with oxygen gas to give 1.75 gram of water, what STP volume of methane reacted?

$$\mathrm{CH}_4(g)+\mathrm{O}_2(g) \stackrel{\text { spark }}{\rightarrow} \mathrm{CO}_2(g)+\mathrm{H}_2 \mathrm{O}(l)$$

a. $0.352 \mathrm{~L}$

b. $0.703 \mathrm{~L}$

c. $1.09 \mathrm{~L}$

d. $2.18 \mathrm{~L}$

e. $4.35 \mathrm{~L}$

State the physical quantity corresponding to the following unit.

$$\mathrm{kJ}$$

State the physical quantity corresponding to the following unit.

$$\mathrm{K}$$

State the physical quantity corresponding to the following unit.

$$\mu \mathrm{s}$$

State the physical quantity corresponding to the following unit.

$$\mathrm{mm}^3$$

State the physical quantity corresponding to the following unit.

$$\mathrm{ng}$$

State the physical quantity corresponding to the following unit.

$$\mathrm{mm}$$

A computer application program can transfer information to a word processing document, a data base, and a spreadsheet. Draw a concept map for the computer application.

If 1.12 liter of carbon dioxide gas at STP is dissolved in 75.0 milliliters of aqueous solution, what is the number of carbon dioxide molecules dissolved in solution?

a. $2.39 \times 10^{22}$ molecules

b. $3.01 \times 10^{22}$ molecules

c. $4.17 \times 10^{23}$ molecules

d. $1.20 \times 10^{25}$ molecules

e. $1.51 \times 10^{25}$ molecules