Where are the protons in an atom located?
a. Outside the nucleus
b. As far away fr...
Chemistry, 24.02.2020 06:05 Briannas5022
Where are the protons in an atom located?
a. Outside the nucleus
b. As far away from the neutrons as possible
c. We can’t know since the protons are in constant motion
d. In the very center of the atom, on the average
e. Near the electrons
Answers: 1
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Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?
Answers: 1
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Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1
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Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j
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Chemistry, 22.06.2019 02:20
6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction
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