Chemistry, 05.06.2021 05:20, jaidajordan34
What mass of zinc (molar mass 65.4 g moll) does it take to produce 0.50 mole of H2(g)?
Answers: 2
Chemistry, 22.06.2019 06:00, kylieweeks052704
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
Chemistry, 23.06.2019 06:50, isabellainksow87vn
The student repeated the experiment using a higher concentration of acid. the same volume of acid and the same mass of magnesium ribbon were used. what volume of hydrogen gas would have been produced after 60 seconds?
Answers: 1
Chemistry, 23.06.2019 14:00, kcutler8603
One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 14.0 mol cesium fluoride with 14.0 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)
Answers: 1
What mass of zinc (molar mass 65.4 g moll) does it take to produce 0.50 mole of H2(g)?...
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