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Given the reaction that occurs in an electrochemical cell: zn(s) + cuso4(aq) znso4(aq) + cu(s) during this reaction, the oxidation number of zn changes from
answered
Mar 1, 2019
Chemistry
college
7
votes
165k
views
Why did the author include paragraph 9? What does the author think about Madison?
answered
Oct 7, 2018
English
middle-school
3
votes
60.4k
views
Find the thirtieth term of the following sequence. -6, -4, -2, 0, ...
answered
Sep 29, 2018
Mathematics
college
3
votes
164k
views
Which of the following materials is necessary to stop a beta particle
answered
Aug 20, 2018
Chemistry
middle-school
2
votes
63.2k
views
What types of objects are typically found in the tombs of Egyptian rulers? A. commonplace items for everyday use B. rare objects and books from foreign lands C. only objects made of gold D. colossal stone
answered
Jul 26, 2018
Arts
middle-school
4
votes
67.9k
views
Which sentence has no errors in capitalization or punctuation? A. "Can you play the song "Home on the Range" on your guitar?' Simon asked. B. "Can you play the song Home on the Range on your guitar?" Simon
answered
Mar 19, 2018
English
middle-school
4
votes
85.2k
views
8 pencils cost $3.44. What is the unit rate of one pencil?
answered
Mar 16, 2018
Mathematics
high-school
5
votes
14.8k
views
Four football players are running down the field at the same speed. Player 1 weighs 180 lbs and is running toward the south goal, player 2 weighs 200 lbs and is running toward the north goal, player 3
answered
Mar 13, 2018
Physics
middle-school
3
votes
82.7k
views
Name two difference in the beliefs of the democratic and the Republican parties today
answered
Nov 9, 2017
History
middle-school
2
votes
14.0k
views
Given sec theta=3 . use trigonometric identities to find the exact value of : csc (90degrees-theta)
answered
Sep 16, 2017
Mathematics
high-school
1
vote
51.9k
views
Which island is a popular recreational spot in Texas? A. the Everglades B. Puerto Rico C. Hawaii D. San Padres Island
answered
May 3, 2017
History
high-school
0
votes
221k
views
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