Henry moseley used x-ray experiments to determine the atomic number of elements. how did his discovery contribute to the development of the periodic table? a. it confirmed that elements should be arranged in strict order of increasing atomic mass. b. it led to elements with similar atomic numbers being grouped together. c. it allowed the elements to be placed in strict order of increasing atomic number. d. it showed that the way mendeleev grouped elements together was completely wrong.
Answers: 1
Chemistry, 22.06.2019 12:00
What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
Answers: 1
Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
Henry moseley used x-ray experiments to determine the atomic number of elements. how did his discove...
Mathematics, 29.09.2021 18:50
Mathematics, 29.09.2021 18:50
Mathematics, 29.09.2021 18:50
Mathematics, 29.09.2021 18:50
Arts, 29.09.2021 18:50
Biology, 29.09.2021 18:50
Mathematics, 29.09.2021 18:50
Mathematics, 29.09.2021 18:50
Advanced Placement (AP), 29.09.2021 18:50
English, 29.09.2021 18:50
History, 29.09.2021 18:50