Chemistry, 31.08.2019 10:00 heyrosaphoto2610
An ore contains fe3o4 and no other iron. the iron in a 51.9-gram sample of the ore is all converted by a series of chemical reactions to fe2o3. the mass of fe2o3 is measured to be 18.7 g. what was the mass of fe3o4 in the sample of ore? answer in units of g.
Answers: 1
Other questions on the subject: Chemistry
Chemistry, 21.06.2019 19:00, lizbeth232001
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.
Answers: 2
Chemistry, 21.06.2019 23:00, DarcieMATHlin2589
Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom
Answers: 1
Chemistry, 22.06.2019 18:30, sarahbug56
Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years
Answers: 2
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
You know the right answer?
An ore contains fe3o4 and no other iron. the iron in a 51.9-gram sample of the ore is all converted...
Questions in other subjects:
Social Studies, 24.07.2019 23:30
Arts, 24.07.2019 23:30
Mathematics, 24.07.2019 23:30
Biology, 24.07.2019 23:30
