/*! 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}

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q. 1.46 (page 23)

On the first chemistry test, 12students got As, 18students got Bs, and 20students got Cs. 1.4

a. What is the percentage of students who received Bs?

Express your answer to the ones place.

b. What is the percentage of students who received Cs?

Express your answer to the ones place.

Short Answer

Expert verified

a. The percentage of students who received Bs is 36%.

b. The percentage of students who received Cs is40%.

Step by step solution

01

Part (a) Step 1: Given Information

We need to find the percentage of students who received Bs.

02

Part (a) Step 2: Explanation

Solving the percentage of Bs

Firstly, calculating the total number of students =12+18+20

=50.

Now, calculating the percentage of Bs =numberofBstotalnumberofstudents脳100

=1850脳100=0.36脳100=36%

03

Part (b) Step 1: Given Information

We need to find the percentage of students who received Cs.

04

Part (b) Step 2: Explanation

Solving the percentage of Cs

Firstly, calculating the total number of students =12+18+20

=50

Now, calculating the percentage of Cs =numberofCstotalnumberofstudents脳100

=2050脳100=0.4脳100=40%

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Identify each activity, a to f, as an observation, a hypothesis, an experiment, or a conclusion. Lucia wants to develop a process for dyeing shirts so that the color will not fade when the shirt is washed. She proceeds with the following activities:

a. Lucia notices that the dye in a design fades when the shirt is washed.

b. Lucia decides that the dye needs something to help it combine with the fabric.

c. She places a spot of dye on each of the four shirts and then places each one separately in water, saltwater, vinegar, and baking soda and water. d. After one hour, all the shirts are removed and washed with a detergent.

e. Lucia notices that the dye has faded on the shirts in water, saltwater, and baking soda, whereas the dye did not fade on the shirt soaked in vinegar.

f. Lucia thinks that the vinegar binds with the dye so it does

not fade when the shirt is washed.

a. A clinic had 25 patients on Friday morning. If 21patients were given flu shots, what percentage of the patients received flu shots? Express your answer to the one's place.

b. An alloy contains 56 g of pure silver and 22 g of pure copper. What is the percentage of silver in the alloy? Express your answer to the one's place.

c. A collection of coins contains 11nickels, 5quarters, and 7dimes. What is the percentage of dimes in the collection? Express your answer to the one's place.

What is the place value for the bold digit?

a.97.5689

b.375.88

c.role="math" localid="1651733426370" 46.1000

A "chemical-free" sunscreen includes the following ingredients: titanium dioxide, vitamin, and vitamin. Is the sunscreen truly "chemical-free"?1.1

Read the labels on products used to wash dishes. What are the names of some chemicals contained in those products?
See all solutions

Recommended explanations on Chemistry Textbooks

Chemistry Branches

Read Explanation

Inorganic Chemistry

Read Explanation

Physical Chemistry

Read Explanation

Kinetics

Read Explanation

Chemical Analysis

Read Explanation

Making Measurements

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.