User John Snow

19 votes

1 answer

2k views

Propose a chemical formula for the white solid that forms during the initial stages of the reaction of Sn with benzyl chloride

asked Apr 24, 2015 at 3:32

17 votes

2 answers

4k views

Why are fluoroalkyl chains hydrophobic/oleophobic?

asked Aug 1, 2017 at 5:59

15 votes

1 answer

10k views

Negative ions and health: pseudo science or something more?

asked Dec 28, 2014 at 1:43

13 votes

3 answers

21k views

How are N95 masks different from dust masks?

asked Oct 12, 2017 at 21:51

12 votes

1 answer

12k views

How do you calculate a unit cell's dimensions from an XRD spectra?

asked Feb 26, 2015 at 3:40

8 votes

1 answer

878 views

Why does pasta become sticky after being cooked?

asked Dec 3, 2014 at 6:36

7 votes

1 answer

1k views

Why is Nitrogen 15 found almost exclusively in marine environments?

asked Oct 4, 2016 at 1:59

6 votes

1 answer

616 views

What, if any, are the differences between hemiwicking and wicking?

asked Jul 22, 2017 at 23:47

6 votes

2 answers

970 views

How to calculate the oxidation state and the number of equivalents oxidized with YBa₂Cu₃O₇

asked Feb 20, 2015 at 21:32

6 votes

1 answer

18k views

Relation between the virial coefficients and van der Waals constants

asked Sep 10, 2014 at 20:35

5 votes

2 answers

24k views

Find the pH of a sodium chloride solution using the extended Debye-Huckel equation

asked Apr 1, 2014 at 6:04

5 votes

0 answers

158 views

Finding the irreducible representation which an orbital transforms under [duplicate]

asked Oct 16, 2014 at 4:21

5 votes

1 answer

197 views

Will oxidation/reduction of copper still occur in an electrochemical cell if it is not in an aqueous environment?

asked Jul 10, 2015 at 18:36

5 votes

1 answer

3k views

By using the magnetic susceptibility, calculate the number of unpaired elections in the complex

asked May 7, 2015 at 6:31

4 votes

2 answers

863 views

How do I setup the electrodes for cyclic voltammetry on a capacitor made on dry copper sheets?

asked Jun 17, 2015 at 17:01

4 votes

1 answer

2k views

Van der Waals equation at high temperature and high molar volume

asked Sep 9, 2014 at 16:45

4 votes

1 answer

1k views

How to determine the packing geometry of compounds with contradicting coordination number and radius-ratio values?

asked Sep 23, 2014 at 22:50

4 votes

1 answer

3k views

Adjusting the ph of salicylic acid using sodium hydroxide

asked Apr 2, 2014 at 21:56

3 votes

1 answer

166 views

How to calculate mass of nanomaterial grown on a substrate

asked Jun 26, 2015 at 23:20

2 votes

1 answer

470 views

What is the mechanism for electrospray ionization?

asked May 15, 2015 at 21:44

2 votes

2 answers

2k views

A thermos bottle containing milk is shaken vigorously

asked Oct 5, 2014 at 22:38

2 votes

1 answer

4k views

What is a sacrificial agent?

asked Dec 3, 2014 at 21:28

2 votes

1 answer

428 views

Suggest a method, other than spectrophotometry, for determining the reaction rate

asked Apr 9, 2015 at 1:35

2 votes

4 answers

1k views

Justify assuming first-order kinetics for a complex

asked Apr 9, 2015 at 1:51

1 vote

0 answers

61 views

Estimating the protein concentration of an unpure protein solution

asked Mar 10, 2015 at 4:56

1 vote

2 answers

283 views

Predict the standard potential at 310 K for the cell constructed from the hydrogen electrode and metal-insoluble salt electrode

asked Dec 9, 2014 at 18:06

1 vote

3 answers

193 views

What would the Electronic Configuration of Ru²⁺ be?

asked Sep 4, 2014 at 8:43

0 votes

1 answer

9k views

Calculating collision diameter with viscosity, but not having the mass given

asked Sep 16, 2014 at 8:10

0 votes

3 answers

5k views

Why is the product of sodium and water, sodium hydroxide and not sodium oxide? [duplicate]

asked Jan 25, 2017 at 19:33

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29 Questions

Propose a chemical formula for the white solid that forms during the initial stages of the reaction of Sn with benzyl chloride

Why are fluoroalkyl chains hydrophobic/oleophobic?

Negative ions and health: pseudo science or something more?

How are N95 masks different from dust masks?

How do you calculate a unit cell's dimensions from an XRD spectra?

Why does pasta become sticky after being cooked?

Why is Nitrogen 15 found almost exclusively in marine environments?

What, if any, are the differences between hemiwicking and wicking?

How to calculate the oxidation state and the number of equivalents oxidized with YBa₂Cu₃O₇

Relation between the virial coefficients and van der Waals constants

Find the pH of a sodium chloride solution using the extended Debye-Huckel equation

Finding the irreducible representation which an orbital transforms under [duplicate]

Will oxidation/reduction of copper still occur in an electrochemical cell if it is not in an aqueous environment?

By using the magnetic susceptibility, calculate the number of unpaired elections in the complex

How do I setup the electrodes for cyclic voltammetry on a capacitor made on dry copper sheets?

Van der Waals equation at high temperature and high molar volume

How to determine the packing geometry of compounds with contradicting coordination number and radius-ratio values?

Adjusting the ph of salicylic acid using sodium hydroxide

How to calculate mass of nanomaterial grown on a substrate

What is the mechanism for electrospray ionization?

A thermos bottle containing milk is shaken vigorously

What is a sacrificial agent?

Suggest a method, other than spectrophotometry, for determining the reaction rate

Justify assuming first-order kinetics for a complex

Estimating the protein concentration of an unpure protein solution

Predict the standard potential at 310 K for the cell constructed from the hydrogen electrode and metal-insoluble salt electrode

What would the Electronic Configuration of Ru²⁺ be?

Calculating collision diameter with viscosity, but not having the mass given

Why is the product of sodium and water, sodium hydroxide and not sodium oxide? [duplicate]