Identify what type of reaction is below. Also determine what coefficients that would balance the chemical equation. ___ Fe(OH)2 → ___ FeO + ___H2O A) Single Replacement; 3, 1, 2 B) Decomposition; 1, 1, 1 C) Synthesis; 1, 1, 1 D) Combustion; 1, 1, 1
Complete the “What is My Level of PsyCap” self-assessment. Write a 1,400-word paper in which you include the following: Explain why you agree or disagree with your results. Develop strategies to advance your career using your strengths. How can you use goal-setting to increase motivation and improve job performance? How might your engagement as an employee and […]
Unit IV Article Review For this assignment, you are required to read the article entitled “HazMat Emergencies: Decontamination and Victim Chain of Survival,” by Gunderson, Helikson, and Heffner (2014), and write a review. Your review must include the following: Summarize the key points presented in the article. Describe the key elements of a […]
The complete combustion of 0.661 g of a snack bar in a calorimeter (Ccal = 6.15 kJ/°C) raises the temperature of the calorimeter by 1.63 °C. Calculate the food value (in Cal/g) for the snack bar.
Approximately how long will the circuit oscillate? express your answer to three significant figures and include the appropriate units.
· Paper should be on a topic in chemistry that you would like to know more about and feel able to share with your classmates. · Paper should be typed double-spaced and 3-4 pages in length. (No cover page) · Paper should include a bibliography, which will not count towards the page length. · Bibliography may include journals, periodicals and […]
Ethanol (C2H5OH) melts at -114°C. The enthalpy of fusion is 5.02 kJ/mol. The specific heats of solid and liquid ethanol are 0.97 J/g-K and 2.3 J/g-K, respectively. How much heat (kJ) is needed to convert 25.0 g of solid ethanol at -135°C to liquid ethanol at -50°C? I got 4194.5. Can someone help and see […]
i have two lab report i need some help. one of them will be formal lab. read the instructions carefully and let me know if you can help.
Share with the class some common oxidizers that you might have in your home (e.g., under the counter, in the kitchen or bathroom, or out in the garage). Has your participation in this class made you decide to change your habits in storing or using any of these products? What have you done, or what […]
What is the difference between a pure substance, a mechanical mixture, and a solution? Give an example of each.
