Chemistry, 19.04.2021 18:10 julissav28346
Which of the following statements are true for a typical calorimeter.
A) The substance being burned is exothermic with a ΔH being negative, while the water is endothermic with a ΔH being positive.
B) The substance being burned is endothermic with a ΔH being positive, while the water is exothermic with a ΔH being negative.
C) The substance being burned is exothermic with a ΔH being positive, while the water is endothermic with a ΔH being negative.
D) The substance being burned is endothermic with a ΔH being negative, while the water is exothermic with a ΔH being positive.
Answers: 1
Another question on Chemistry
Chemistry, 22.06.2019 03:30
Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!
Answers: 1
Chemistry, 22.06.2019 13:00
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
Chemistry, 22.06.2019 16:50
Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest
Answers: 3
Chemistry, 22.06.2019 17:30
I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!
Answers: 1
You know the right answer?
Which of the following statements are true for a typical calorimeter.
A) The substance being burned...
Questions
Mathematics, 06.09.2020 01:01
Health, 06.09.2020 01:01
Computers and Technology, 06.09.2020 01:01
Mathematics, 06.09.2020 01:01
Mathematics, 06.09.2020 01:01
Mathematics, 06.09.2020 01:01
Physics, 06.09.2020 01:01
Mathematics, 06.09.2020 01:01
Mathematics, 06.09.2020 01:01
