This topic contains a solution. Click here to go to the answer

Author Question: The following reaction takes place at 120C: H2O(l) H2O(g) H = 44.0 kJ/mol S = 0.119 kJ/mol ... (Read 268 times)

anshika

  • Hero Member
  • *****
  • Posts: 510

Question 1

The following reaction has a Δ value of 25.63 kJ/mol at 25°C.
    HB(aq) + H2O(l) H3O+(aq) + B(aq)
Calculate the Ka for the acid HB.

0.990
–10.3
3.22 × 10–5
2.56 × 10–5
–123

Question 2

The following reaction takes place at 120°C: H2O(l) → H2O(g)     ΔH = 44.0 kJ/mol     ΔS = 0.119 kJ/mol K

Which of the following must be true?


The reaction is not spontaneous.
The reaction is spontaneous.
ΔG = 0
ΔG< 0
Two of these are true.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by anshika on Mar 21, 2021

lkoler

  • Sr. Member
  • ****
  • Posts: 358
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 29% of students answer this correctly




 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library