Chemistry, 23.04.2020 20:29 chanavictor2688
Un muelle se alarga 40 cm cuando ejercemos sobre él una fuerza de 4 N. Calcula el valor de la constante elástica del muelle.
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Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
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Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
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Chemistry, 22.06.2019 20:10
Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
Answers: 1
Chemistry, 22.06.2019 22:30
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Un muelle se alarga 40 cm cuando ejercemos sobre él una fuerza de 4 N. Calcula el valor de la consta...
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