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How does hess's law use intermediate reactions to calculate the enthalpy of a desired reaction?
answered
Mar 26, 2019
Chemistry
high-school
4
votes
190k
views
Which two regions does the Sunbelt overlap?
answered
Jan 13, 2019
Geography
middle-school
5
votes
212k
views
How do the settings of "Because I Could Not Stop for Death" and "Some Keep the Sabbath Going to Church" differ? Traveling in the former represents a journey toward death, while the setting of the latter
answered
Nov 13, 2018
English
high-school
4
votes
3.6k
views
The price of jeans was reduced by $6 per week for 7 weeks. By how much did the price of the jeans change over the 7 weeks.
answered
Sep 25, 2018
Mathematics
middle-school
3
votes
172k
views
A chlorine atom in its ground state has a total of seven electrons in orbitals related to the atoms third energy level. how many of the seven electrons occupy the p orbital
answered
Jun 26, 2018
Chemistry
high-school
5
votes
33.6k
views
A mixture of 650 lb. of cement, 1,300 lb. of sand, and 1,700 lb. of gravel is used gravel to pour one cubic yard of concrete. How many pounds of gravel will be used to pour 6 cubic yards of concrete?
answered
Apr 19, 2018
Mathematics
high-school
5
votes
129k
views
Cosx+1/sin^3x=cscx/1-cosx
answered
Feb 18, 2018
Mathematics
college
7
votes
153k
views
Explain how asexual reproduction occurs and how it limits the spread of harmful characteristics
answered
Dec 27, 2017
Health
middle-school
4
votes
59.5k
views
What event in history led to the the dark-colored peppered moth being better able to survive than the lighter-colored variety? A) The pollution from the Industrial Revolution darkening the trees. B) The
answered
Sep 21, 2017
Biology
high-school
3
votes
71.8k
views
If r = -4 find the value of 3r - 9.
answered
Jul 3, 2017
Mathematics
college
5
votes
143k
views
Which Native American tribe did not align itself with the French during the French and Indian War?
answered
Mar 21, 2017
History
high-school
5
votes
169k
views
Which ordered pairs in the form (x, y) are solutions to the equation 3x – 4y = 21? Choose all answers that are correct A. (−3, 3) B. (−1, −6) C. (7, 0) D. (11, 3)
answered
Sep 29, 2015
Mathematics
middle-school
2
votes
119k
views
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