In the following reaction, oxygen is the excess reactant.
SiCl4 + O2 → SiO2 + Cl2
The table...
In the following reaction, oxygen is the excess reactant.
SiCl4 + O2 → SiO2 + Cl2
The table shows an experimental record for the above reaction.
Trial Starting Amount of SiCl4 Starting Amount of O2 Actual Yield of SiO2
1 120 g 240 g 38.2 g
2 75 g 50 g 25.2 g
Calculate the percentage yield for SiO2 for Trial 1. Also, determine the leftover reactant for the trial. Show your work. Based on the percentage yield in Trial 2, explain what ratio of reactants is more efficient for the given reaction
Answers: 1
Chemistry, 22.06.2019 00:00, brookemcelhaney
Which of the following methods uses the decay of atomic particles in an object to find its exact age? a. fossil dating b. geologic dating c. radioactive dating d. relative dating
Answers: 1
Chemistry, 22.06.2019 15:00, emmalie52
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .
Answers: 1
Chemistry, 22.06.2019 21:00, rah45
Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon
Answers: 1
English, 04.05.2021 08:50
Mathematics, 04.05.2021 08:50
Health, 04.05.2021 08:50
Spanish, 04.05.2021 08:50
Mathematics, 04.05.2021 08:50
Biology, 04.05.2021 08:50
History, 04.05.2021 08:50