subject
Chemistry, 05.05.2021 19:10 jason9394

4. Iron (III) oxide, Fe2O3, is formed when iron, Fe, combines with oxygen in the air. How many grams of Fe2O3 are formed when 12.5 g of Fe reacts completely with oxygen?
4Fe +302 → 2Fe203
a. 8.74 g Fe2O3
b. 17.9 g Fe2O3
C. 32.2 g Fe2O3
d. 71.5 g Fe2O3

ansver
Answers: 3
Show answers

Another question on Chemistry

question
Chemistry, 22.06.2019 12:00
Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
Answers: 2
Answer
question
Chemistry, 22.06.2019 14:30
According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
Answers: 1
Answer
question
Chemistry, 22.06.2019 22:00
What mass of glucose is produced when 54g of water react with carbon dioxide
Answers: 1
Answer
question
Chemistry, 23.06.2019 00:30
An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8
Answers: 1
Answer
You know the right answer?
4. Iron (III) oxide, Fe2O3, is formed when iron, Fe, combines with oxygen in the air. How many grams...
Questions
question
English, 21.09.2019 23:30
Which sentence uses an idiom? a. the students were all ears while the teacher read the story. b. the students agreed that the story was full of adven...
question
History, 21.09.2019 23:30
What spread religion during the 1950s? newspapers television magazines communism choose more than one...
question
Mathematics, 21.09.2019 23:30
Steve and abby purchased a set of vases to place on a 12 foot long mantel above their fireplace. they want to place one vase 1/4 of the distance from...
question
History, 21.09.2019 23:30
Which best describes hitler's beliefs as expressed in mein kampf? a) germans were destined to lead the world. b) revolution was needed to crea...
question
Mathematics, 21.09.2019 23:30
The function f: {binary strings{binary strings. in each case, find f(s) a. s 000, 1011, 10001}, f(x) = the second bit in x b. s {111. 100, 0111}, f(x...
question
Chemistry, 21.09.2019 23:30
What is the volume, in liters, of 0.500 mol of c3h8 gas at stp? (hint..use avogadro’s principle to solve this)?...
question
Chemistry, 21.09.2019 23:30
if 20.15 ml of 0.150 m ammonium hydroxide is required to neutralize 13.5 ml of sulfurous acid, what is the molarity of the acid? h2so3(aq)+2nh4...
question
Chemistry, 21.09.2019 23:30
Titanium, a very strong and durable mineral, is used in making bikes, automobile parts, and sports equipment true or false...
question
Physics, 21.09.2019 23:30
The phase speed vp for deep ocean waves is given by vp = g/ω where ω = 2π/t and t is the period of the wave; g is the acceleration due to gravity. wh...
question
Mathematics, 21.09.2019 23:30
What is 2x - x^2? i don't understand this and it's part of my homework...
question
Mathematics, 21.09.2019 23:30
What is -15.5t + 13.24 = -13.44 + 10.56 – 3.1t...
question
History, 21.09.2019 23:30
The middle colonies were more tolerant than the new england and southern colonies, and were therefore more a. economically stable. b. ethn...
question
Mathematics, 21.09.2019 23:30
There were 382 chairs in the music hall. write a number greater than 382...
question
Biology, 21.09.2019 23:30
Which of the following is most likely to be amorphous? glass solid sulfur solid calcium gold...
question
Mathematics, 21.09.2019 23:30
Afunction is created to represent the amount of texts sent each month. what restrictions would be made to the range? . the range would only include in...
question
Mathematics, 21.09.2019 23:30
Acotton candy vendor has 8 cones of blue cotton candy to sell. if the blue cotton candy is 25% of the total number of cones, how many total cotton can...
question
Social Studies, 21.09.2019 23:30
Boys and their friends are more likely to engage in while girls and their friends are more likely to engage in...
question
Mathematics, 21.09.2019 23:30
Emma and her friend arrive in langdale and decide to go for a coffee. the owner of the café is giving a free cupcake to every 4th customer.
question
Mathematics, 21.09.2019 23:30
The equation of circle a is x2 + y2 + cx + dy + e = 0. if the circle is moved horizontally to the left of the y-axis without changing the radius, how...
question
Mathematics, 21.09.2019 23:30
Which of the following are characteristics of the graph of the linear parent function?
More questions: Chemistry Another questions
Questions on the website: 13722359
See results (0)