This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A compound is found to have the following percent composition by mass: 38.7% K, 13.8% N, 47.5% O. ... (Read 62 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jul 8, 2021

Question 1

A compound has the following percentage composition, by weight: 22.0% Cu, 12.9% Fe, 16.6% C, 19.4% N, and 29.1% H2O. Write a plausible (empirical) formula for this hydrate.
◦ CuFe(CN)4∙ 4 H2O
◦ CuF(CN)4∙ 5 H2O
◦ Cu3Fe2(CN)12∙ 14 H2O
◦ CuF(CN)4
◦ Cu3Fe2(CN)12

Question 2

A compound is found to have the following percent composition by mass: 38.7% K, 13.8% N, 47.5% O. What is the empirical formula of the compound?
◦ KNO3
◦ KNO2
◦ K2NO2
◦ K2NO3
◦ K2N2O3
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mia on Jul 8, 2021

bassamabas

  • Sr. Member
  • ****
  • Posts: 294
Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


mia

  • Member
  • Posts: 564
Reply 2 on: Jul 8, 2021
Gracias!

scottmt

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit Carnivorous plants, such as this pitcher plant (Sarracenia purpurea) are commonly found in bog habit
Permafrost is found in much of Northern Canada Permafrost is found in much of Northern Canada
Use a compound angle addition formula to determine an equivalent trig expression for cos(x + ... Use a compound angle addition formula to determine an equivalent trig expression for cos(x + ...
Sun's composition of Gases. Sun's composition of Gases.
He element M forms the chloride MCl4 containing 75.0% Cl by mass. What is the atomic weight of ... He element M forms the chloride MCl4 containing 75.0% Cl by mass. What is the atomic weight of ...
Mass spectrometry (MS) patterns for a trypsin-digested peptide sequence Mass spectrometry (MS) patterns for a trypsin-digested peptide sequence
Video: Dissociative Disorders (Part 3)

For a complete list of videos, visit our video library