Chemistry, 25.08.2019 16:30 victoria6929
What happens to the reactants when a chemical reaction takes place?
a. they all remain intact.
b. they are destroyed, or consumed by the reaction.
c. their chemical bonds are broken and rearranged.
Answers: 2
Chemistry, 21.06.2019 13:10
Cobalt-60 is an artificial radioisotope that is produced in a nuclear reactor and is used as a gamma-ray source in the treatment of certain types of cancer. if the wavelength of the gamma radiation from a cobalt-60 source is 1.00 × 10-3 nm, calculate the energy of a photon of this radiation.
Answers: 2
Chemistry, 22.06.2019 12:30
Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)
Answers: 1
What happens to the reactants when a chemical reaction takes place?
a. they all remain intact...
a. they all remain intact...
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