Chemistry, 18.04.2020 04:51 mansoorahmedd67
(Eide Problem 14.20) Dilute sulfuric acid (19% acid and the rest water) is required for activating car batteries. A tank of weak acid (12.5% acid and the rest water) is available. If 450 lbs of 78% concentrate acid is added to the tank to get the required 19% acid, how much of the 19% acid is now available?
Answers: 2
Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
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Chemistry, 22.06.2019 16:00
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
Answers: 3
Chemistry, 23.06.2019 04:10
Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction
Answers: 1
Chemistry, 23.06.2019 10:00
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
Answers: 2
(Eide Problem 14.20) Dilute sulfuric acid (19% acid and the rest water) is required for activating c...
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