menu
QAmmunity.org
Questions by Mariana Hernandez
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Questions by Mariana Hernandez
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Questions by Mariana Hernandez
Filter
User Mariana Hernandez
Recent activity
All questions
All answers
Given that O is the center of the circle AB=40° CD=30° find <BCD
asked
Dec 16, 2024
Mathematics
high-school
1
answer
5
votes
43.3k
views
Of the following, identify the waves with the highest frequency. a) Radio waves b) Microwaves c) Infrared waves d) Gamma rays
asked
Oct 24, 2024
Physics
high-school
1
answer
5
votes
138k
views
How can cyberspace operators use PBED's role in tactical mission planning?
asked
Sep 6, 2024
Engineering
college
1
answer
4
votes
108k
views
Mateo y leo caminan para entrenar y encontrarse en un punto. Mateo camina 1/5 mas de lo que camina leo. Si entre los dos caminan 15Km, ¿ cuantos kilómetros recorre cada uno?
asked
Jun 4, 2024
Mathematics
college
1
answer
4
votes
51.6k
views
When selecting and recruiting participants for a focus group, researchers should ensure that the participants typify the general makeup of the target population. True or false
asked
May 15, 2024
Business
high-school
1
answer
2
votes
120k
views
A stand-in for Ibsen himself, truth-telling medical inspector Thomas Stockmann becomes the "of the people" in which Ibsen play? a) A Doll's House b) An Enemy of the People c) Hedda Gabler d) Ghosts
asked
Feb 14, 2024
Social Studies
high-school
1
answer
4
votes
142k
views
Which of the Select FOUR correct answers! following helped cause the Renaissance? a increased international commerce stabilized international politics foreign invasions increased emphasis on religion development
asked
Jan 25, 2024
History
college
1
answer
4
votes
165k
views
Farmworkers provide us with abundant, safe, healthy food at relatively low cost. They work hard in one of the most dangerous jobs in the nation. Researcher are interested in the studying the poor wages
asked
Oct 19, 2023
Mathematics
college
1
answer
4
votes
228k
views
How many moles of manganese VI sulfate are there in 800 g? 5.30 moles 19.8 moles 0.43 moles 2.33 Holes
asked
Jun 1, 2023
Chemistry
high-school
1
answer
8
votes
13.2k
views
19.What change should be made in sentence 1? The Titanic 1) Titanic was the biggest, faster, and most luxurious liner of its time. 2) At April 1912, the ship set sail on its maiden voyage from Southampton
asked
Apr 9, 2023
English
high-school
1
answer
16
votes
172k
views
Two importance of headlight alignment
asked
Apr 5, 2023
Engineering
college
1
answer
12
votes
29.4k
views
An adult pass is 3 times as much as a child's pass. What is the cost of the adults pass? Write an expression for the situation
asked
Nov 18, 2022
Mathematics
high-school
1
answer
4
votes
16.5k
views
When 42.5 g of benzamide (C7H7NO) are dissolved in 500 g of a certain mystery liquid X, the freezing point of the solution is 6.40 °C less than the freezi point of pure X. Calculate the mass of iron(III)
asked
Jul 28, 2022
Chemistry
college
1
answer
6
votes
7.4k
views
What in the world does XxY mean?
asked
May 18, 2022
Mathematics
high-school
1
answer
1
vote
59.7k
views
What was the largest amphibious assault in history?
asked
May 12, 2022
History
high-school
1
answer
1
vote
74.3k
views
The body tries to return to a state of homeostasis (attempts to return to previous levels of functioning). As such, the body will keep fighting the perceived danger. Towards the end of the stage, levels
asked
May 5, 2022
Social Studies
high-school
1
answer
3
votes
208k
views
How many atoms are there in 1 mole of formic acid (HCOOH)?
asked
Jan 22, 2022
Chemistry
college
1
answer
6
votes
15.1k
views
Find the speed of a wave (in meters/second) whose wavelength is 4 meters and whose frequency is 3.5 Hz. Enter a number rounded to the first decimal place (e.g. "0.1"). Your answer
asked
Dec 24, 2021
Physics
high-school
1
answer
0
votes
195k
views
Please Help. New Concept. 50 pts. Suppose a biologist found a rare frog and wanted to determine which species it belonged to. How could a biologist use a DNA sequence of the frog to accomplish this task?
asked
Dec 6, 2021
Biology
high-school
1
answer
0
votes
21.5k
views
The function d(s) = 0.0056s squared + 0.14s models the stopping distance of a car, d(s), in metres, and the speed, s, in kilometres per hour. What is the speed when the stopping distance is 7 m? Use a
asked
Nov 16, 2021
Mathematics
high-school
1
answer
5
votes
146k
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.
9.0m
questions
11.6m
answers
Search QAmmunity.org