Chemistry, 11.05.2021 23:30 yselahernandez02
(05.06 MC)
During an experiment, the percent yield of calcium chloride from a reaction was 85.22%. Theoretically, the
expected amount should have
grams What was the actual yield from this reaction? (5 points)
CaCO3 + HCI - CaCl2 + CO2 + H20
been 113
96.3 grams
О 99.0 grams
113 grams
0 121 grams
Answers: 3
Chemistry, 21.06.2019 21:00
Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing
Answers: 3
Chemistry, 22.06.2019 07:30
The scheme below is from a series of reactions that are part of a synthesis of vitamin a. answer the following questions with reference to this scheme. (i) what is "reagent a"? (ii) draw a step-by-step mechanism which explains the formation of compound c from compound b (iii) which reagents would you use to form compound e from compounds c and d (reagents b and c)? for each reagent suggested above in (ii) explain the role of the reagent in the reaction to (iv) form compound e. you may wish to do this by drawing a mechanism. 1. addition of reagent a но reagent a 2. н,о" thо oh нон-с compound a. compound b. compound c .ch-оh 1. reagent b "сно 2. reagent c сh oh compound e. compound d.
Answers: 2
Chemistry, 22.06.2019 12:20
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
Chemistry, 22.06.2019 15:30
How does a large body of water, such as the ocean, influence climate?
Answers: 1
(05.06 MC)
During an experiment, the percent yield of calcium chloride from a reaction was 85.22%....
History, 30.11.2021 23:30
Mathematics, 30.11.2021 23:30
Chemistry, 30.11.2021 23:30
SAT, 30.11.2021 23:30
Mathematics, 30.11.2021 23:30
History, 30.11.2021 23:30
Physics, 30.11.2021 23:30
History, 30.11.2021 23:30
Mathematics, 30.11.2021 23:30
Mathematics, 30.11.2021 23:30
Social Studies, 30.11.2021 23:30
Mathematics, 30.11.2021 23:30
Medicine, 30.11.2021 23:30