Chemistry, 10.12.2019 05:31, ashtonlauber95
3. tuo lab partners follow the instructions during their chemistry investigation very carefully. they
measure 200 ml. of a clear liquid into a beaker, then, they measure 50 ml of a different clear liquid into a
graduated cylinder. thay pour the liquid from the graduated cylinder into the beaker. the image below
shows the results.
what should the partners conclude about the two liquids?
both liquids cooled when they were mixed.
b filtering would make it possible to soparate the liquids.
c. a chemical reaction occurred when the liquids wore mixed.
d. a new substance with the same properties as the original liquidsfonted.
2015 20
grade uw chemical changes and conservation of lines asement
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22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na, so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
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3. tuo lab partners follow the instructions during their chemistry investigation very carefully. the...
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