Chemistry, 17.09.2019 02:30, merrylsimpson

What is the formula for nh4+1 and so3-2?

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Chemistry, 22.06.2019 13:00, carlinryan

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.

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Chemistry, 22.06.2019 14:00, njones58emailtjcedu

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

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Chemistry, 22.06.2019 18:00, meowmeowcow

Find the mass, in grams, of 5.00*10^23 molecules of f2

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Chemistry, 23.06.2019 07:00, Teddybearnerd

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?