Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 23:00
A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
Answers: 1
Chemistry, 22.06.2019 03:30
Asample of ammonia reacts with oxygen as shown. 4nh3(g) + 5o2(g) 4no(g) + 6h2o(g) what is the limiting reactant if 4.0 g of nh3 react with 8.0 g of oxygen? o2 because it produces only 0.20 mol of no. nh3 because it produces only 0.20 mol of no. o2 because it produces two times less no than nh3. nh3 because it produces three times more no than o2.
Answers: 3
Chemistry, 23.06.2019 06:00
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
You know the right answer?
Can a physical change, change what a substance is? explain your answer by giving an example....
Questions
Biology, 10.07.2019 06:30
Biology, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Biology, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Chemistry, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Biology, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
