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Answers by Trashkalmar

Answers by Trashkalmar
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I need help on 9 ASAP
answered Jan 11, 2019
4 votes
199k views
Why was the international system of units adopted?
answered Dec 19, 2018
6 votes
138k views
What is the Hsol for KBr k+ + br- ? The lattice energy is –679 kJ, the enthalpy of hydration for is –336 kJ/mol, and the enthalpy of hydration for is –284 kJ/mol. Use Hsol = –Hlat + Hhydr. –627 kJ/mol
answered Nov 29, 2018
4 votes
177k views
New technology, such as renewable energy sources, has many positive aspects such as
answered Nov 6, 2018
2 votes
77.8k views
A ball is thrown vertically upward from the top of a 200 foot tower, with an initial velocity of 5 ft/sec. Its position function is s(t) = –16t2 + 5t + 200. What is its velocity in ft/sec when t = 3 seconds?
answered Oct 29, 2018
2 votes
183k views
Do the fill in the word activity unit 8
answered Aug 29, 2018
2 votes
90.8k views
Find parametric equations for the line through (3, 1, 4) that is perpendicular to the plane x ? y + 2z = 9. (use the parameter t.)
answered Apr 1, 2018
1 vote
170k views
An author may begin to develop a complex idea by offering an argument persuading you they are right starting with information stating their opinion
answered Apr 19, 2017
4 votes
45.5k views
What is a benefit of increased physical fitness?
answered Mar 9, 2017
2 votes
19.3k views
What figure has a perimeter of 22 units?
answered Feb 24, 2017
6 votes
211k views
If m + 4n = 2n + 8m ; what is the ratio of n to m ? a) 1:4, b) 1:-4, c) -4:1, d) 2:7, e) 7:2
answered Dec 23, 2015
3 votes
46.2k views
Mark the statement if it accurately describes Portugal’s claim to Brazil. A. The explorer who claimed Brazil was following a plan to sail far to the west to find and claim land for Portugal. B. The explorer
answered May 30, 2015
0 votes
207k views
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