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Chemistry, 20.06.2019 18:04
Can anyone (a-level) a student was analysing a carbonate compound, mco3, containing an unknown group 2 metal, m. the student carried out thermal decomposition on 0.730g of the carbonate and measured the volume of gas produced. mco3 (s) mo (s) + co2 (g) the student collected and measured 120cm3 of carbon dioxide. 1 mol of carbon dioxide occupies 24 000 cm3 under these conditions. calculate the molar mass of the group 2 carbonate and hence deduce the identity of the group 2 metal, m.
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Chemistry, 22.06.2019 03:50
What is the temperature of one mole of helium gas at stp?
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Chemistry, 22.06.2019 04:30
Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.
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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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