Chemistry, 08.12.2019 21:31 hallkayleel0lozgxtq
Iron (iii) oxide, also known as rust can be removed from iron by reacting it with hydrochloric acid to produce iron (iii) chloride and water. fe2o3 (s) + 6hcl (aq) > 2fecl3 + 3h2o (l) what mass of hydrogen chloride is required to react with 100 g of rust? a. 371g hcl b. 137g hcl c. 130g hcl d. 147g hcl
Answers: 3
Chemistry, 22.06.2019 18:30
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
Chemistry, 22.06.2019 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Iron (iii) oxide, also known as rust can be removed from iron by reacting it with hydrochloric acid...
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