Chemistry, 04.11.2019 23:31, pinkycupcakes3oxbqhx
Apowder contains feso4⋅7h2o (molar mass=278.01 g/mol), among other components. a 2.955 g sample of the powder was dissolved in hno3 and heated to convert all iron to fe3+. the addition of nh3 precipitated fe2o3⋅xh2o, which was subsequently ignited to produce 0.201 g fe2o3. what was the mass of feso4⋅7h2o in the 2.955 g sample?
Answers: 1
Chemistry, 22.06.2019 02:30, milesjreece3939
Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
Answers: 1
Chemistry, 22.06.2019 09:00, oliviacolaizzi
Ineed to find the answer of this question because i dont understand it
Answers: 1
Chemistry, 22.06.2019 18:30, ashleymer384
Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.
Answers: 3
Apowder contains feso4⋅7h2o (molar mass=278.01 g/mol), among other components. a 2.955 g sample of t...
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