menu
QAmmunity.org
Questions by Chris Valentine
Login
Register
My account
Edit my Profile
Private messages
My favorites
Questions by Chris Valentine
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Questions by Chris Valentine
Filter
User Chris Valentine
Recent activity
All questions
All answers
A first course in differential equations, 5th edition by dennis g. zill
asked
Dec 14, 2024
Mathematics
high-school
1
answer
5
votes
123k
views
Which pattern of evolution results in one species splitting into many over time
asked
Dec 6, 2024
Biology
college
1
answer
4
votes
118k
views
According to document E, what can be inferred about the Lytton Commission's attitude to the Manchurian Incident?
asked
Nov 2, 2024
History
high-school
1
answer
4
votes
54.1k
views
When a 4.98 g of NaOH was dissolved in 49.72g of water in a calorimeter at 23.7 c, the temperature of the solution went up to 50.1 c 1.) calculate qh2o 2.) find delta H for the reaction as itoccured in
asked
Oct 22, 2024
Chemistry
high-school
1
answer
0
votes
227k
views
What are three reasons diffusionism is making a comeback?
asked
Oct 11, 2024
Physics
high-school
1
answer
2
votes
502
views
________ inhibitors bind the enzyme at a location other than the active site but still interfere with product formation.
asked
Sep 24, 2024
Biology
high-school
1
answer
0
votes
4.0k
views
Question ple Choice Worth 2 ) (02 04) For the function fx) -2x + 3F-1. identity the vertex, domain, and range A) The vertex is (3 -1). the domain in all real numbers, and the range is y 2-1 B) The vertex
asked
Jul 14, 2024
Mathematics
high-school
1
answer
4
votes
168k
views
a central energy conversion plant and transmission and distribution system that provides thermal energy to a group of buildings (e.g., a central cooling plant on a university campus). It does not include
asked
Jun 27, 2024
Engineering
college
1
answer
5
votes
155k
views
How would the chest structure differ between ostriches, penguins, and terns? a) Ostriches have a keeled sternum while penguins and terns lack it. b) Ostriches lack a keeled sternum while penguins and terns
asked
Jun 5, 2024
Biology
high-school
1
answer
5
votes
188k
views
What happens to duty factor when imaging depth increases?
asked
Mar 25, 2024
Medicine
college
1
answer
4
votes
13.8k
views
Analysis: What Does "the Letter Always Arrives at its Destination" Mean? (Johnson)
asked
Feb 12, 2024
English
high-school
1
answer
4
votes
132k
views
How did the telescope help make the scientific revolution possible edge
asked
Aug 17, 2023
History
college
2
answers
2
votes
194k
views
A police car siren emits a frequency of 2010 Hz when stationary. Another car hears a 1920 1920 Hz sound when it drives away from the stationary police car. How fast is the second car driving?
asked
Apr 15, 2023
Physics
high-school
1
answer
3
votes
202k
views
Do you think feudalism helped or hurt Western Europe's development
asked
Nov 28, 2022
History
middle-school
1
answer
2
votes
228k
views
Which European country has the greatest impact upon the religion and language of modern-day Brazil? A) spain B) France C) Portugal D) England
asked
Nov 18, 2022
History
middle-school
2
answers
5
votes
45.6k
views
Add 28.0 + 23.538 + 25.68 and round to the correct number of significant figures.
asked
Aug 18, 2022
Chemistry
college
1
answer
3
votes
144k
views
When can a dissenting opinion be issued on a case?
asked
Jul 21, 2022
History
high-school
1
answer
2
votes
119k
views
Who is kilian in the text rejected child​
asked
Jun 24, 2022
English
college
2
answers
0
votes
235k
views
Complete las siguientes oraciones con la forma correcta de la palabra o frase que falta. (20 puntos, 2 puntos/ejemplo numerado [numbered item]) 1. Este puesto como agente de viajes me interesa mucho, voy
asked
Jun 6, 2022
Spanish
high-school
1
answer
0
votes
133k
views
The DNA sequences of whales and ungulates, or hooved animals, are very similar. What type of evidence of evolution is this? O vestigial O molecular O embryological fossil
asked
May 21, 2022
Biology
high-school
1
answer
4
votes
120k
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.
9.5m
questions
12.2m
answers
Search QAmmunity.org