• chemistry

0

votes

0answers

361 views

Positive and Negative control in this osmosis experiment?

chemistry

asked Dec 15 '15 at 21:00

Unnamed User
1 0 0 0

0

votes

0answers

340 views

reduction of 5-ethyl-2-heptanone?

chemistry

asked Jun 20 '15 at 03:01

Unnamed User
1 0 0 0

0

votes

0answers

299 views

How to draw lewis structure for (CH3)2O-BF3?

chemistry

asked Jul 5 '15 at 14:04

Unnamed User
1 0 0 0

0

votes

0answers

271 views

HELP!!! rank strongest acid to weakest acid?

chemistry

asked Sep 10 '15 at 21:01

Unnamed User
1 0 0 0

0

votes

0answers

247 views

Use the following data to estimate ΔHf° for magnesium fluoride.?

chemistry

asked Aug 21 '15 at 23:00

Unnamed User
1 0 0 0

0

votes

0answers

245 views

Chemists commonly use a rule of thumb that an increase of 10 K in temperature doubles the rate of a reaction.?

chemistry

asked Aug 13 '15 at 12:00

Unnamed User
1 0 0 0

0

votes

0answers

221 views

what is a fictitious element?

chemistry

asked Apr 11 '16 at 15:05

Unnamed User
1 0 0 0

0

votes

0answers

213 views

1,433,449,370 in scientific notation?

chemistry

asked Oct 27 '15 at 06:02

Unnamed User
1 0 0 0

0

votes

0answers

212 views

Solubility of Marble?

chemistry

asked Jul 20 '15 at 00:02

Unnamed User
1 0 0 0

0

votes

0answers

200 views

How long will it take for the concentration of XY to decrease to 12.5% of its initial concentration?

chemistry

asked Sep 18 '15 at 16:01

Unnamed User
1 0 0 0

0

votes

0answers

194 views

In a redox reaction, why does an element’s oxidation number decrease?

chemistry

asked May 23 '16 at 06:02

Unnamed User
1 0 0 0

0

votes

0answers

193 views

Why is the dissolution of Sodium Thiosulphate in water endothermic?

chemistry

asked Aug 29 '15 at 16:05

Unnamed User
1 0 0 0

0

votes

0answers

189 views

Select five nonmetallic elements that exist as gaseous substances under ordinary conditions.?

chemistry

asked Jun 22 '15 at 08:03

Unnamed User
1 0 0 0

0

votes

0answers

185 views

In writing a chemical equation that produces hydrogen gas, the correct representation of hydrogen gas is?

chemistry

asked Nov 19 '15 at 19:01

Unnamed User
1 0 0 0

0

votes

0answers

181 views

Construct the equation for the oxidation of acidified iron(II) ions by oxygen..How do I start to do this?

chemistry

asked Mar 19 '16 at 14:06

Unnamed User
1 0 0 0

0

votes

0answers

163 views

Chlorine tablets do not dissolve, why?

chemistry

asked Aug 23 '15 at 06:01

Unnamed User
1 0 0 0

0

votes

0answers

157 views

What unit is used to measure cell potential?

chemistry

asked Jun 1 '16 at 10:04

Unnamed User
1 0 0 0

0

votes

0answers

155 views

Which of the following aqueous solutions will have the lowest vapor pressure at 25°C?

chemistry

asked Jul 11 '15 at 20:00

Unnamed User
1 0 0 0

0

votes

0answers

151 views

What is the condensed formula for 2,2,3-trimethylbutane?

chemistry

asked Aug 19 '15 at 09:00

Unnamed User
1 0 0 0

0

votes

0answers

151 views

(e) Give the reaction for the dissolution of the salt in water. (Use the lowest possible coefficients. Include?

chemistry

asked Jun 30 '15 at 17:06

Unnamed User
1 0 0 0

0

votes

0answers

150 views

For the reaction 2A(g) + 3B(g) → C(g) + 2D(g).......... [ Please help :( ]?

chemistry

asked Sep 9 '16 at 15:03

Unnamed User
1 0 0 0

0

votes

0answers

132 views

Every conversion factor is a ratio that is equal, less than, or greater to 1? Please help?

chemistry

asked Jan 23 '16 at 03:02

Unnamed User
1 0 0 0

0

votes

0answers

129 views

How well does Osmium conduct electricity?

chemistry

asked Oct 12 '15 at 00:00

Unnamed User
1 0 0 0

0

votes

0answers

128 views

Nitro Compounds: What is the reaction involved in the ferrous hydroxide test?

chemistry

asked Jul 2 '15 at 09:10

Unnamed User
1 0 0 0

0

votes

0answers

127 views

Polarity of Isoborneol vs Borneol?

chemistry

asked Jun 28 '15 at 00:00

Unnamed User
1 0 0 0

0

votes

0answers

126 views

Which types of orbitals are found in the principal energy level n = 2?

chemistry

asked Apr 13 '16 at 06:05

Unnamed User
1 0 0 0

0

votes

0answers

126 views

Which is not a reason that a sugar crystal dissolves in water?

chemistry

asked Sep 18 '15 at 09:01

Unnamed User
1 0 0 0

0

votes

0answers

120 views

04.08 Percent Yield Someone please help me with this lab?

chemistry

asked Jan 26 '16 at 06:01

Unnamed User
1 0 0 0

0

votes

0answers

113 views

Why do groups 2 and 5 have low electron affinities?

chemistry

asked Aug 30 '15 at 01:01

Unnamed User
1 0 0 0

0

votes

0answers

106 views

What was the starting material for oil formation?

chemistry

asked Apr 12 '16 at 21:05

Unnamed User
1 0 0 0

Tagged Questions

Positive and Negative control in this osmosis experiment?

reduction of 5-ethyl-2-heptanone?

How to draw lewis structure for (CH3)2O-BF3?

HELP!!! rank strongest acid to weakest acid?

Use the following data to estimate ΔHf° for magnesium fluoride.?

Chemists commonly use a rule of thumb that an increase of 10 K in temperature doubles the rate of a reaction.?

what is a fictitious element?

1,433,449,370 in scientific notation?

Solubility of Marble?

How long will it take for the concentration of XY to decrease to 12.5% of its initial concentration?

In a redox reaction, why does an element’s oxidation number decrease?

Why is the dissolution of Sodium Thiosulphate in water endothermic?

Select five nonmetallic elements that exist as gaseous substances under ordinary conditions.?

In writing a chemical equation that produces hydrogen gas, the correct representation of hydrogen gas is?

Construct the equation for the oxidation of acidified iron(II) ions by oxygen..How do I start to do this?

Chlorine tablets do not dissolve, why?

What unit is used to measure cell potential?

Which of the following aqueous solutions will have the lowest vapor pressure at 25°C?

What is the condensed formula for 2,2,3-trimethylbutane?

(e) Give the reaction for the dissolution of the salt in water. (Use the lowest possible coefficients. Include?

For the reaction 2A(g) + 3B(g) → C(g) + 2D(g).......... [ Please help :( ]?

Every conversion factor is a ratio that is equal, less than, or greater to 1? Please help?

How well does Osmium conduct electricity?

Nitro Compounds: What is the reaction involved in the ferrous hydroxide test?

Polarity of Isoborneol vs Borneol?

Which types of orbitals are found in the principal energy level n = 2?

Which is not a reason that a sugar crystal dissolves in water?

04.08 Percent Yield Someone please help me with this lab?

Why do groups 2 and 5 have low electron affinities?

What was the starting material for oil formation?

Hello World!