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A student has a test tube that contains 50 mL of water. She wants to add a substance to the water that will cause the test tube to become hot to the touch. Which of the following would be best for her
answered
Jul 23, 2022
Chemistry
high-school
3
votes
158k
views
How much bigger is 5/7 than 2/3 ?
answered
Jun 14, 2022
Mathematics
college
2
votes
63.3k
views
What were the characteristics of northern black communities as they existed between 1820 and 1861
answered
May 22, 2022
History
college
2
votes
177k
views
If 12 people at a party shake Hands once and only once with everyone else how many handshakes occur
answered
May 18, 2022
Mathematics
college
2
votes
3.7k
views
The D & J Fruit Farm pays pickers $0.50 per pound to pick blueberries. The berries are packed in pint baskets and sold to grocery stores for $1.15 per pint. How many pint baskets are needed for 300 pounds
answered
Feb 25, 2022
Physics
high-school
4
votes
174k
views
Select the graph that would represent the best presentation of the solution set for Ixl <5.
answered
Dec 7, 2021
Mathematics
middle-school
0
votes
51.1k
views
Use context to determine the meaning of the word discursive as it is used in “Home.” Write your definition of discursive here and explain how you found it.
answered
Nov 5, 2021
English
middle-school
2
votes
146k
views
Which online note-taking device allows students to clip a page from a website and reuse it later? web clipping tools electronic sticky notes offline data storage sites online data storage sites
answered
Oct 31, 2021
Computers and Technology
high-school
2
votes
109k
views
Soo Lee Imports issued 17-year bonds 2 years ago at a coupon rate of 10.3 percent. The bonds make semiannual payments. These bonds currently sell for 102 percent of par value. What is the yield-to-maturity?
answered
Oct 22, 2021
Business
college
5
votes
119k
views
Suppose the gravitational force between two spheres is 100 N. If the distance between the spheres is halved, what is the new gravitational force between them?
answered
Oct 19, 2021
Physics
middle-school
1
vote
118k
views
What is a revolution? Define it
answered
Oct 12, 2021
History
high-school
4
votes
194k
views
How did Angela Merici support changes in the Catholic Church? She encouraged active religious lives for women. She created a new way to properly educate priests. She developed a plan to divide the church
answered
Sep 22, 2021
History
middle-school
3
votes
71.7k
views
What message does Kurt Vonnegut convey through the satire “Harrison Bergeron,” and how do the characters develop this message?
answered
Sep 2, 2021
English
high-school
2
votes
155k
views
Digital art is improving all the time. Where have you seen an improvement in digital art? Please give one specific example (hint: think of video games, computer games or logos).
answered
Jul 11, 2021
Arts
middle-school
7
votes
129k
views
What is Frederick Hayek preferred economic system?
answered
Jul 11, 2021
Social Studies
high-school
0
votes
210k
views
Hola, Petra ¿son Martina y Pepe tus bisabuelo? —No, ellos son _____ abuelos A) mis B) tu C) mi D) tus
answered
Jul 16, 2020
Spanish
middle-school
4
votes
210k
views
Fredo’s spaceship takes him to the very edge of known space. There, gravity has no effect at all. Fredo takes a baseball and tosses it into space. What will most likely happen to the ball? It will not
answered
Jun 29, 2020
Chemistry
middle-school
3
votes
218k
views
When generating equal amounts of energy, which of the following is true? (A) It is unknown how much carbon dioxide would be produced if burning coal or natural gas. (B) Burning coal produces more carbon
answered
Mar 9, 2020
Chemistry
high-school
0
votes
129k
views
ELISA immunoassay experiment 1. The samples that youa dded to the microplate strip contain many proteins and may or may not contain the antigen. What happened to the proteins in the plastic well if the
answered
Feb 26, 2020
Biology
high-school
4
votes
118k
views
TRIG PROOF! This was a bit tricky and has a huge weightage in my grade did i do it correctly Thanks Oh yeah sorry if its a bit messy
answered
Nov 1, 2019
Mathematics
middle-school
2
votes
70.8k
views
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