![subject](/tpl/images/cats/himiya.png)
Chemistry, 24.06.2019 19:00 helpmewithmath70
Acommercial hand warmer contains 100 grams of iron and warms according to the thermochemistry equation below. if the oxygen is in excess, how much heat (q) will the hand warmer produce when all of the iron is oxidized (molar mass fe = 55.8g/mol
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:30
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 02:00
Which would freeze at a higher temperature: the great salt lake or lake tahoe? a. lake tahoe would freeze at a higher temperature. b. the great salt lake would freeze at a higher temperature. c. both lakes would freeze at the same temperature.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 04:20
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
You know the right answer?
Acommercial hand warmer contains 100 grams of iron and warms according to the thermochemistry equati...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 14.01.2021 03:10
![question](/tpl/images/cats/en.png)
English, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10
![question](/tpl/images/cats/mat.png)
Mathematics, 14.01.2021 03:10