Answers by Andrew Kelly
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Answers by Andrew Kelly

Answers by Andrew Kelly
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A percent composition analysis yields 46.7% nitrogen and 53.3% oxygen. What is the empirical formula for the compound
answered Feb 14, 2019
7 votes
117k views
2 times 3 1/3, write as a mixed number
answered Aug 13, 2018
4 votes
73.7k views
HELP ASAP The volume of a rectangular prism is 4800cm3. the base is 12 cm long and 20 cm wide. What is the height of the prism A 20cm B 40cm C 60cm D 150cm
answered Aug 9, 2018
2 votes
12.6k views
What multiple of 10 is also a factor of 10
answered Mar 15, 2018
6 votes
58.1k views
Which of the following represents positron emission? Select one: a. 3015P ---> 3014Si + ___ b. 23892U ---> 23490Th + ___ c. 147N + 42He --->178O + ___ d. 23490Th ---> 23491Pa + ___
answered Mar 4, 2018
4 votes
54.5k views
During the Civil War, cotton diplomacy was
answered Feb 22, 2018
4 votes
76.8k views
Which statement best describes Woodrow Wilson's attitude at the beginning of World War 1
answered Feb 15, 2018
5 votes
24.2k views
EASY 8 POINTS How does a fuse protect a toaster? A. When the current is too high, a metal strip in the fuse melts and opens the circuit. B. When the current is too high, a resettable switch opens the circuit.
answered Jan 25, 2018
3 votes
94.9k views
Before DNA was discovered, in which materials did scientists think the genetic material was stored? A. proteins B.carbohydrates C.nucleic acids D.lipids
answered Aug 25, 2017
7 votes
96.0k views
the middletown zoo has 130 different exhibits.of those 130 exhibits 30%of the exhibits contain birds. how many exhibits contain birds
answered Aug 5, 2017
2 votes
130k views
One of the main components of pearls is calcium carbonate (CaCO3). If pearls are put into an acidic solution, they dissolve: CaCO3(s) + 2HCl(aq) ➡ CaCl2(aq) + H2O(l) + CO2(g). How many moles of CaCO3 can
answered Jun 30, 2017
2 votes
163k views
You have two neutral metal spheres on wood stands. Devise a procedure for charging the spheres so that they will have like charges of exactly equal magnitude.
answered Jun 9, 2017
3 votes
71.8k views
Which of the following is an equation of the circle with its center at (0,0) that passes through (3,4) in the standard (x,y) coordinate plane? F. x – y = 1 G. x + y = 25 H. x^2 + y = 25 J. x^2 + y^2 =
answered Feb 20, 2015
0 votes
3.5k views
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