Chemistry
Chemistry, 03.06.2021 20:50, emory238

You have water at 25°C. You dissolve ammonium nitrate, NH4NO3, in the water and find the temperature decreases to 13°C. Which of the following statements is TRUE? 1. The reaction is an exothermic process
2. Heat is transferring from the surrounding environment to the reaction
3.∆T of the water is positive
4.Heat is transferring from the reaction to the surrounding environment

answer
Answers: 2
Show answers

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 11:10, reagan1514
Compare and contrast solutions and suspensions
Answers: 1
continue
image
Chemistry, 22.06.2019 14:30, CoolRahim9090
Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o
Answers: 1
continue
image
Chemistry, 22.06.2019 22:00, td347
11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these
Answers: 2
continue
image
Chemistry, 23.06.2019 01:20, cedricevans41p4j3kx
Use the de broglie's wave equation to find the wavelength of an electron moving at 4.5 × 106 m/s. show your work. note: h= plank's constant (6.62607 x 10-34 j s)
Answers: 1
continue
Do you know the correct answer?
You have water at 25°C. You dissolve ammonium nitrate, NH4NO3, in the water and find the temperature...

Questions in other subjects:

Konu
Business, 07.03.2020 05:45
Henry Carr and Noreen Mason formed a partnership, dividing income as follows: annual salary allowance to Carr of $40,000; interest of 8% on each partner's capital balance on Januar...
Konu
Chemistry, 07.03.2020 05:45
Many computer chips are manufactured from silicon, which occurs in nature as SiO2. When SiO2 is heated to melting, it reacts with solid carbon to form liquid silicon and carbon mon...
Konu
Physics, 07.03.2020 05:45
A 2.0 kgkg wood block is launched up a wooden ramp that is inclined at a 25 ∘∘ angle. The block's initial speed is 11 m/sm/s . The coefficient of kinetic friction of wood on wood i...
Konu
Chemistry, 07.03.2020 05:45
What is the silver ion concentration in a solution prepared by mixing 425 mL 0.397 M silver nitrate with 427 mL 0.459 M sodium phosphate...
Konu
Business, 07.03.2020 05:45
Derst Inc. sells a particular textbook for $27. Variable expenses are $20 per book. At the current volume of 43,000 books sold per year the company is just breaking even. Given the...
Konu
Business, 07.03.2020 05:45
Donner Company is selling a piece of land adjacent to its business premises. An appraisal reported the market value of the land to be $220,000. The Focus Company initially offered...
Konu
Mathematics, 07.03.2020 05:45
If it is now 5:00 AM, what time will it be in 1000 hours...
Konu
Mathematics, 07.03.2020 05:45
The figure below shows two triangles on the coordinate grid: (look at pic). What set of transformations is performed on triangle ABC to form triangle A′B′C′...
Konu
Computers and Technology, 07.03.2020 05:45
Assume that name and age have been declared suitably for storing names (like "abdullah", "alexandra" and "zoe") and ages respectively. write some code that reads in a name and an a...
Konu
Business, 07.03.2020 05:45
A "Buy American" provision in the 2009 stimulus bill would consumer surplus and producer surplus for industries that produce protected products in the United States....
Other tasks in the category: Chemistry More task
See results (0)