DrBob222, HELP! Calculate the heat

DrBob222, HELP!Calculate the heat energy released when 29.7 g of liquid mercury at 25.00 °C is converted to solid mercury at
1. 2 answers
2. asked by Jordan
3. 1,344 views
DrBob222,HELP!Two 20.0-g ice cubes at –10.0 °C are placed into 275 g of water at 25.0 °C. Assuming no energy is transferred
1. 1 answer
2. asked by Jordan
3. 692 views
solve Ka for HX => H^+ + X^- given 0.1M LiX at pH=8.9Chemistry - DrBob222, Tuesday, March 30, 2010 at 6:32pm LiX(aq) ==>
1. 1 answer
2. asked by Larry
3. 584 views
DrBob222, I got an answer of 33 and 24.23 as the temperature but it is incorrect. I looked at your response to David and
1. 2 answers
2. asked by Akle
3. 598 views
Calculate the amount of heat absorbed when 58 g of steam at 117◦C are completely converted to ice at −32.5◦C.Specific
1. 2 answers
2. asked by Q
3. 881 views
Calculate the standard free-energy change for the following reaction at 25 C degrees.2Au^3+(aq)+3Ni(s) <-- --> 2Au(s)+3Ni^2+(aq)
1. 2 answers
2. asked by Anon
3. 7,588 views
I still do not understand how to figure out this problem yet?6FeO3----->4Fe304+02 DELTA H=+ 392kj If 2.83 g of Fe2O3 decomposed
1. 1 answer
2. asked by lauren
3. 531 views
For a chemistry lab, I have to calculate the heat of combustion of paraffin wax. So how would I do that?And for the second part
1. 4 answers
2. asked by Anonymous
3. 3,020 views
i need help.Calculate the pH of a 0.24 M CoCl3 solution. The Ka value for Co(H2O)63+ is 1.0 10-5. how do u do these with like
1. 1 answer
2. asked by Lindsey
3. 2,025 views
(DrBob222 please help me)What would be the final temperature of the system if 16.6 g of lead at 138 ◦C is dropped into 23.4 g
1. 2 answers
2. asked by Rachel M
3. 857 views