subject
Chemistry, 05.05.2020 22:22 ayoismeisjjjjuan

3. A student performed the following reaction in the lab:
2Mg + O2 → 2MgO
She isolated 25.8g of MgO. She also knew how to calculated the expected or the theoretical yield based on the amount of her starting materials (She was of course one of Dr. W’s prize students). She calculated the theoretical yield to be 28.9g.
What was the % yield for this experiment?

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 23:00, cbrewer37
Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol
Answers: 2
image
Chemistry, 22.06.2019 02:30, milesjreece3939
Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
Answers: 1
image
Chemistry, 22.06.2019 22:30, lizzzzi7908
Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt
Answers: 1
image
Chemistry, 22.06.2019 23:00, tovarclaudia055
What does a numerical subscript following an element in a chemical formula mean?
Answers: 1
You know the right answer?
3. A student performed the following reaction in the lab:
2Mg + O2 → 2MgO
She isolated...

Questions in other subjects: