menu
QAmmunity.org
Questions by Rafael Motta
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Questions by Rafael Motta
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Questions by Rafael Motta
Filter
User Rafael Motta
Recent activity
All questions
All answers
Although copper heat sinks achieve better performance than aluminum heat sinks, aluminum heat sinks are more commonly used. Give at least two reasons for this and provide a brief explanation for each.
asked
Aug 25, 2024
Engineering
college
1
answer
2
votes
33.7k
views
According to John 4:18, Who is not the Samaritan woman's husband?
asked
Jul 14, 2024
English
high-school
1
answer
1
vote
206k
views
Which pancreatic enzymes are mentioned (lipase, amylase, and trypsin), and what are their roles in digestion and health?
asked
May 24, 2024
Biology
high-school
1
answer
4
votes
180k
views
PLS HELP PLSSSSSSSSS
asked
Feb 20, 2024
Mathematics
high-school
1
answer
3
votes
200k
views
When you park next to a curb, your wheels must be no more than ___ inches away from the curb?
asked
Feb 10, 2024
Engineering
college
1
answer
4
votes
176k
views
Why do you look at the rate right at the beginning of a reaction?
asked
Jan 23, 2024
Chemistry
high-school
1
answer
2
votes
132k
views
a ball is thrown from an initial height of 4 feet with an initial upward velocity of 35 ft per secondthe balls height H in feet after T seconds is given by the following h=4+35t-16t^2find all values of
asked
Sep 6, 2023
Mathematics
college
1
answer
1
vote
83.8k
views
Can anyone in the community help me solve these problema??
asked
Apr 25, 2023
Mathematics
high-school
1
answer
5
votes
106k
views
Lab DataMass of magnesium (g)Moles of magnesium (mol)Temperature of water (°C)Temperature of water (K)Vapor pressure of water (mmHg)Barometric pressure (mmHg)ObservationsVolume of hydrogen gas collected
asked
Apr 17, 2023
Chemistry
college
1
answer
0
votes
183k
views
Y =400(.99)x growth or delay?
asked
Mar 1, 2023
Mathematics
high-school
1
answer
14
votes
113k
views
Read the poem. I Dwell In Possibility by Emily Dickinson I dwell in Possibility – A fairer House than Prose – More numerous of Windows – Superior – for Doors – Of Chambers as the Cedars – Impregnable of
asked
Dec 21, 2022
English
middle-school
2
answers
21
votes
93.6k
views
16. In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there? 10 D 201 D 212
asked
Oct 12, 2022
Mathematics
college
1
answer
23
votes
143k
views
Given the graph, determine whether (a) the degree is even or odd and (b) the leading coefficient is positive or negative.
asked
Sep 23, 2022
Mathematics
high-school
1
answer
13
votes
168k
views
What is correct regarding trans fatty acids
asked
Aug 3, 2022
Biology
college
1
answer
3
votes
37.6k
views
PLSSS HELP!!!! I offer 25 points!! A box has a volume of 1008 cubic inches. Your friend told you that he found the polynomial that represents the volume of the box: 4x³-28x² +144x. If x is the height of
asked
Jul 14, 2022
Mathematics
high-school
1
answer
4
votes
206k
views
Read the paragraph. Then answer the items. Giraffes’ towering height is the key to their ability to survive in their often-dry habitat. It allows them to reach the tender leaves at the top of acacia trees.
asked
Apr 8, 2022
English
high-school
1
answer
17
votes
217k
views
Cathy is planning a reception for her daughter's wedding. All of the family is invited, but not all of the family members get along particularly well. Cathy must be careful not to seat certain family members
asked
Oct 11, 2021
English
middle-school
1
answer
5
votes
130k
views
Which electrons are the valence electrons of the atom? O A. The electrons closest to the nucleus O B. The electrons that have lost their charge O C. The electrons farthest away from the nucleus O D. The
asked
May 1, 2021
Chemistry
high-school
2
answers
4
votes
167k
views
On August 2, 2018, Wendy purchased a new office building for $3,800,000. On October 1, 2018, she began to rent out office space in the building. On July 15, 2022, Wendy sold the office building. If required,
asked
Mar 26, 2021
Business
college
1
answer
3
votes
190k
views
Death Valley is the highest point in the U.S true or false
asked
Feb 23, 2021
History
middle-school
2
answers
1
vote
222k
views
Page:
1
2
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