What is the reason for the trend in the power of the nucleus going across a period?
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Chemistry, 27.10.2020 20:50 marioagundis0998
What is the reason for the trend in the power of the nucleus going across a period?
Answers: 1
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.
Answers: 3
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Clouds form when water vapor to form small droplets. a. humidifies b. condenses c. evaporates d. precipitates
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Which mathematical relationship should you us to convert moles of a substance into grams
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