subject
Chemistry, 04.01.2020 03:31 epicness5815

Achemical reaction gives off 1,500 kj of heat energy. about how many calories is this? (1 calorie = 4.18 joules)
a. 3.6 x 10^5 calories
b. 3.6 x 10^2 calories
c. 3.6 x 10^3 calories
d. 3.6 x 10^4 calories

ansver
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 23.06.2019 03:00, kdcloyd3362
Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.
Answers: 3
image
Chemistry, 23.06.2019 06:00, wirchakethan23
When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.
Answers: 1
image
Chemistry, 23.06.2019 06:30, morganzahn16
1.17 mol hcl and 2.5 mol naoh react according to the equation hcl + naoh -> nacl + h2o . if the limiting reactant is hcl, determine the amount of excess reactant that remains. answer in units of mol.
Answers: 1
image
Chemistry, 23.06.2019 08:10, andrewrangel63
An experiment is conducted to see if cats preferred skim milk or 2% milk. a cup of skim milkwas put out for 5 kittens and then measured how much the kittens drank over the course of aday. following a cup of 2% milk was purout for the skittens and then masured how much thekittens drank over the course of a day. the same kittens were used and the milk was served atthe same temperature. it was discovered that the cats liked the 2% milk more than the skimmilk. what is the dependent variable in this experiment?
Answers: 1
You know the right answer?
Achemical reaction gives off 1,500 kj of heat energy. about how many calories is this? (1 calorie =...

Questions in other subjects:

Konu
Mathematics, 12.11.2020 23:30
Konu
Social Studies, 12.11.2020 23:30
Konu
Mathematics, 12.11.2020 23:30