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An organic compound, X, will react with calcium metal to produce a salt with the empirical formula CaC4H4O4. What could be the identity of X? 1 ethanoic acid 2 butanedioic acid 3 2-methylpropanedioic acid
answered
Jun 8, 2018
Chemistry
college
5
votes
197k
views
Which north American civilizations adapted to their environment impart by farming Select all that apply A) Haida B) Inuit C) Iroquois D) Puebloan
answered
May 21, 2018
History
high-school
0
votes
36.5k
views
Which solid has two bases that are triangles and three lateral surfaces that are rectangles?
answered
Mar 16, 2018
Mathematics
middle-school
3
votes
210k
views
Where did German immigrants to the United States tend to settle? in cities along the East Coast in the desert Southwest in the valleys of the Mississippi, Ohio, and Missouri rivers in Rio de Janeiro
answered
Feb 1, 2018
Social Studies
high-school
5
votes
12.9k
views
In chris/alex's letter to ron franz he reveals his philosophy of life. this is important for an understanding of what happened to him. summarize his ideas in you own words.
answered
Jan 19, 2018
Social Studies
high-school
3
votes
221k
views
what kind of region is based on the kinds of work people do? a. climate region b. economic region c. vegetation region d. cultural region
answered
Nov 28, 2017
Social Studies
high-school
6
votes
176k
views
Two lines are perpendicular. The equation of the first line is y = 4x + 1. Which of the following cannot be the equation of the second line? A. y=-1/4x-2 B. x – 4y = –2 C. x + 4y = 2 D. 8y = –2x – 5
answered
Oct 22, 2017
Mathematics
high-school
3
votes
11.5k
views
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