menu
QAmmunity.org
Recent activity by Javier Alvarez
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Recent activity by Javier Alvarez
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Recent activity by Javier Alvarez
Filter
User Javier Alvarez
Recent activity
All questions
All answers
A rocket starts at rest at t=0 with initial mass consisting of a payload of mass M together with fuel of mass 9M. The fuel is burnt at a constant rate λ with the mass being emitted backwards at speed u
answered
Dec 19, 2024
Physics
high-school
1
answer
219k
views
In a school with 400 students,120 ride the bus to school.What percent of the students ride the bus to school
answered
Dec 16, 2024
Mathematics
high-school
1
answer
33.7k
views
The severe protein deficiency seen in toddlers when they are weaned from breast milk and fed a low-protein diet is called ____.
asked
Nov 15, 2024
Health
high-school
1
answer
24.9k
views
Does the mass and volume affect density? Why or why not?
answered
Jul 19, 2024
Chemistry
high-school
2
answers
44.5k
views
Some countries specialize in manufacturing a particular product (such as cars) for which the global market can only support a limited number of firms. This reflects which theory of international trade?
asked
Jul 11, 2024
Business
high-school
1
answer
61.4k
views
What is the estimated percentage of idie time? (Round your answer to 2 decimal places.)
asked
Jun 6, 2024
Business
college
1
answer
140k
views
You fall into cold water, you will only retain the motor skills needed to swim for about how long? 01 to 10 minutes 1 to 10 minutes B 10 to 30 minutes 10 to 30 minutes 60 to 90 minutes 60 to 90 minutes
asked
May 28, 2024
Health
college
1
answer
739
views
In what way can trade sanctions and embargoes be used in conducting foreign policy?
asked
Apr 24, 2024
Business
high-school
1
answer
42.4k
views
An early screening method to help identify autism in infancy involves the assessment of a. eye contact and eye tracking. b. fine and gross motor skills. c. tactile sensitivity. d. reflexes and muscle tone.
asked
Mar 15, 2024
Health
high-school
1
answer
67.8k
views
Why for so much of history was absolute monarchy so common? a. Due to democratic revolutions b. Feudal traditions c. Economic reasons d. Social equality
asked
Mar 14, 2024
History
high-school
1
answer
82.9k
views
What will happen to a cell when it is placed in a isotonic solution? a. shrink b. swell c. remain the same
answered
Mar 3, 2024
Biology
high-school
1
answer
156k
views
Kerry's ice cream shop sells ice cream for $3 per cup. To open, he paid $25,000, and he pays a wholesale price of $1 per cup. How many cups of ice cream does he have to sell to break even?
answered
Feb 6, 2024
Business
high-school
1
answer
191k
views
Which inequality is represented by the graph
answered
Dec 7, 2023
Mathematics
high-school
1
answer
12.6k
views
A company that wants to use scenes from the pixar movie soul in its advertising campaign would have to have a __________ with the pixar company to use the movie.
asked
Nov 14, 2023
Business
high-school
1
answer
129k
views
PLEASE HELP ASAP Two clocks are turned on at the same time. One clock chimes every 15 minutes. The other clock chimes every 25 minutes. In how many minutes will they chime together?
asked
Sep 10, 2023
Mathematics
high-school
1
answer
227k
views
How do influential books shape societies? A. They capture history in far-fetched but entertaining fairy tales. B. They often create awareness and concern about important issues. C. They help the government
answered
Aug 10, 2023
English
middle-school
2
answers
78.4k
views
The diagram below shows how much time Antoine spends doing different activities each day. How many hours does Antoine sleep in a day?
answered
Jul 15, 2023
Mathematics
high-school
1
answer
27.0k
views
True or false the chromosomes of the body cells are paired?
asked
Jun 5, 2023
Biology
high-school
2
answers
3.7k
views
a family wants to purchase a house that costs $145,000. they plan to take out a $125,000 mortgage on the house and put $20,000 as a down payment. the bank informs them that with a 15-year mortgage their
asked
Jun 5, 2023
Mathematics
college
1
answer
156k
views
Which word is the best synonym for haven. a. pier b. restaurant c. hotel d. sanctuary
asked
Apr 23, 2023
English
college
1
answer
74.5k
views
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