An atom has 18 protons, 18 electrons, and 20 neutrons. this atom has
a.) a negative cha...
Chemistry, 12.10.2019 06:10 ujusdied3912
An atom has 18 protons, 18 electrons, and 20 neutrons. this atom has
a.) a negative charge
b.) a positive charge
c.) a mass number of 38
d.) an atomic number of 20
Answers: 1
Chemistry, 21.06.2019 21:30, artemiscrock77041
The reaction q+r2=r2q is found to be first order in r2 and
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Chemistry, 22.06.2019 01:50, lildestinyquintana
Ase your answer to this question on the information below. hydrocarbons and fissionable nuclei are among the sources used for the production of energy in the united states. a chemical reaction produces much less energy than a nuclear reaction per mole of reactant. the balanced chemical equation below represents the reaction of one molecule of a hydrocarbon with two molecules of oxygen. chemical equation: ch4 + 2o2 → co2 + 2h2o + 1.48 × 10−18 jthe nuclear equation below represents one of the many possible reactions for one fissionable nucleus. in this equation, x represents a missing product. nuclear equation: write an isotopic notation for the missing product represented by x in the nuclear equation.
Answers: 1
Chemistry, 22.06.2019 07:00, erickamurillo9929
In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?
Answers: 2
Chemistry, 22.06.2019 13:30, hdhtvthjr
Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering
Answers: 1
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