Chemistry, 22.03.2021 06:10 smokeoutkitten
A 19.94 gram sample of iron is heated in the presence of excess chlorine. A metal chloride is formed with a mass of 57.91 g. Determine the empirical formula of the metal chloride.
Answers: 1
Chemistry, 21.06.2019 22:40
How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?
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Chemistry, 22.06.2019 07:00
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
A 19.94 gram sample of iron is heated in the presence of excess chlorine. A metal chloride is formed...
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