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

Author Question: A 100-mL sample of water is placed in a coffee cup calorimeter. When 1.0 g of an ionic solid is ... (Read 148 times)

lunatika

  • Hero Member
  • *****
  • Posts: 548
on: Mar 21, 2021
A 100-mL sample of water is placed in a coffee cup calorimeter. When 1.0 g of an ionic solid is added, the temperature decreases from 21.5°C to 20.8°C as the solid dissolves. For the dissolving of the solid

◦ ΔH< 0
◦ ΔSuniv> 0
◦ ΔSsys< 0
◦ ΔSsurr> 0
◦ None of these are correct.
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

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

nikmaaacs

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Mar 21, 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


lunatika

  • Member
  • Posts: 548
Reply 2 on: Mar 21, 2021
Wow, this really help

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

A sample prescription written by a physician. A sample prescription written by a physician.
Sample Workout in the Target Heart Rate Range Sample Workout in the Target Heart Rate Range
Diversion of surface water Diversion of surface water
Ocean water flows vertically and horizontally, influencing climate Ocean water flows vertically and horizontally, influencing climate
Water CO2 Water CO2
A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water
Video: Glomerubular filtrate rate -pressures that affect GFR and net filtration pressure

For a complete list of videos, visit our video library