menu
QAmmunity.org
Questions by Czechnology
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Questions by Czechnology
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Questions by Czechnology
Filter
User Czechnology
Recent activity
All questions
All answers
4. The expression for sum of numbers a and b subtracted from their product is: (a) a+b-ab (b) ab-a+b (c) ab - (a + b) (d) ab+a-b
asked
Nov 26, 2024
Mathematics
high-school
1
answer
2
votes
133k
views
What is the block size and key size used by des? 1) 56-bit block and 64-bit key 2) 64-bit block and 56-bit key 3) 56-bit block and 56-bit key 4) 64-bit block and 64-bit key
asked
Nov 18, 2024
Chemistry
high-school
1
answer
2
votes
20.8k
views
More than half of first marriages result from cohabitation. True/False
asked
Nov 9, 2024
Social Studies
high-school
1
answer
0
votes
149k
views
In what ways did this scientist's contribution represent a change from prior understandings about the atom?
asked
Oct 21, 2024
Chemistry
high-school
1
answer
5
votes
100k
views
The nurse discusses measures to prevent infection of the reproductive tract with a client. The nurse determines that the client has understood the information when the client identifies which component
asked
Sep 16, 2024
Medicine
college
1
answer
5
votes
126k
views
Female birds have which sex chromosomes? a. ZZ b. XX c. XO d. ZW e. XY
asked
Jun 7, 2024
Biology
high-school
2
answers
0
votes
90.0k
views
Literary criticism is not…
asked
May 2, 2024
Social Studies
high-school
2
answers
5
votes
7.3k
views
Both the US Congress and Arizona Legislature are bicameral? 1) True 2) False
asked
Jan 12, 2024
History
high-school
1
answer
0
votes
27.8k
views
There are 1,001 pennies lined up on a table. Starting at one end of the line, I replace every third coin with a dime. How much money on the table?
asked
Sep 2, 2023
Mathematics
college
1
answer
3
votes
121k
views
Sam has a phone card that charges $1 to connect and $0.50 per minute. He also uses a cell phone that charges $3 to connect and $0.25 per minute. In how many minutes will calls made using the phone card
asked
Jul 19, 2023
Mathematics
high-school
1
answer
20
votes
18.5k
views
Match the following terms and identifying phrases. Column A 1. The fitness of the body: The fitness of the body 2. The way a person feels about himself or herself, life, and the people around him or her
asked
Jun 12, 2023
Health
high-school
2
answers
1
vote
47.8k
views
Select the correct row in the table. Which row of the table reveals the x-intercept of function f ?
asked
Jun 1, 2023
Mathematics
college
1
answer
24
votes
225k
views
What are some ways people have protested war, unjust laws, or corruption?
asked
Mar 11, 2023
Social Studies
middle-school
2
answers
16
votes
104k
views
Scientist A produces 83.67 g KMnO4 while Scientist B produces 81.35 g KMnO4. What is the percent yield for Scientist A? What is the percent yield for Scientist B? You must show all work to receive full
asked
Nov 27, 2022
Chemistry
college
1
answer
1
vote
31.6k
views
Which is a source of land pollution Answer: D "Fertilizer running off from a large agricultural farm."
asked
Nov 18, 2022
Health
high-school
2
answers
4
votes
108k
views
Ernest bought 13.39 pounds of fruit for a class party. The class ate 8.25 pounds of the fruit. How much fruit is left?
asked
Sep 23, 2022
Mathematics
high-school
1
answer
1
vote
121k
views
Identify two pairs of conservative interior angles
asked
Jul 7, 2022
Mathematics
high-school
1
answer
1
vote
174k
views
The circle below is centered at the point (1, 2) and has a radius of length 3. What is its equation?
asked
Jun 16, 2022
Mathematics
college
1
answer
3
votes
6.9k
views
I’m giving 20 points, and this word starts with co
asked
Apr 10, 2022
English
high-school
1
answer
5
votes
103k
views
Help Find the volume of this sphere. Use 3 for pi
asked
Mar 27, 2022
Mathematics
high-school
1
answer
5
votes
12.7k
views
Page:
1
2
3
next »
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.2m
questions
11.9m
answers
Search QAmmunity.org