Chapter 2: Q.2.122 (page 57)
A mouthwash is ethanol by mass. If each bottle contains of mouthwash with a density of , how many kilograms of ethanol are in bottles of the mouthwash?

Short Answer
of ethanol are inbottles of the mouthwash
/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none}
Learning Materials
Features
Discover
Chapter 2: Q.2.122 (page 57)
A mouthwash is ethanol by mass. If each bottle contains of mouthwash with a density of , how many kilograms of ethanol are in bottles of the mouthwash?

of ethanol are inbottles of the mouthwash
All the tools & learning materials you need for study success - in one app.
Get started for free
The gray cube has a density of . Is the density of the green cube the same, lower than, or higher than that of the gray cube? (2.7)

Identify the measured number(s), if any, in each of the following pair of numbers:
a. hamburgers and oz of hamburger
b. table and chairs
c. lb of grapes and g of butter
d. smin
Determine thedensity(g/mL)foreachofthefollowing:
a. A 20.0-mL sample of a salt solution has a mass of 24.0 g.
b. A cube of butter weighs 0.250 lb and has a volume of 130.3 mL.
c. A gem has a mass of 4.50 g. When the gem is placed in a graduated cylinder containing 12.00 mL of water, the water level rises to 13.45 mL.
d. A 3.00-ml sample of medication has a mass of 3.85 g.
Use the density values in Table 2.8 to solve each of the following problems:
a. How many liters of ethanol contains 1.50 kg of ethanol?
b. How many grams of mercury are present in a barometer that holds 6.5 mL of mercury?
c. A sculptor has prepared a mold for casting a silver figure. The figure has a volume of 225 cm3. How many ounces of silver are needed in the preparation of the silver figure?

A sunscreen preparation contains benzyl salicylate by mass. If a tube contains ox of sunscreen, how many kilograms of benzyl salicylate are needed to manufacture tubes of sunscreen? (2.6)
What do you think about this solution?
We value your feedback to improve our textbook solutions.