The continental crust is considered to be rich in iron and magnesium. What
conclusion ca...
Chemistry, 26.02.2020 20:52 tacowilliam20
The continental crust is considered to be rich in iron and magnesium. What
conclusion can you reach about the amounts of these elements that are
necessary to enrich a substance? Explain.
Answers: 2
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Which is a character of nuclear fusion but not nuclear fission
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In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
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.
Answers: 2
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In 2002, the rare earth elements mine in mountain pass, california was closed because
Answers: 1
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