Chemistry, 22.01.2021 18:30, khalilattalah
In the reaction of Zinc(II) carbonate and HCl forming Zinc(II) chloride, water and CO2 there was 67.7g Zinc(II) carbonate and it took 199mL of HCl solution to completely react. Find the molarity of the HCl solution used.
Answers: 2
Chemistry, 22.06.2019 15:00, levelebeasley1
Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.
Answers: 2
In the reaction of Zinc(II) carbonate and HCl forming Zinc(II) chloride, water and CO2 there was 67....
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