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Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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Chemistry, 22.06.2019 12:30
Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)
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Chemistry, 22.06.2019 15:50
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate
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Chemistry, 22.06.2019 16:50
Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest
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