Calculate the enthalpy of combustion
The enthalpy of formation of ethanol, C2H5OH, is -277.0 kJ/mol at 298.15k. calculate the enthalpy of combustion of one mole of ethanol, assuming that the products are CO2 (g) and H2O.
Expected delivery within 24 Hours
Nitroglycerine, C3H5(NO3)3(l), a powerful explosive used in mining, detonates to produce a hot gaseous mixture of nitrogen, water, carbon dioxide and oxygen.
69.7 grams of solute with a molecular mass of 2790 grams are dissolved in enough water to make 1.00 dm3 of solution at 20 degrees Celsius. What is the osmotic pressure of the solution?
Describe various factors that are analyzed to study demographic profil, Describe various factors that are analyzed to study demographic profiles and their importance in tourism planning
A patient weighs 165 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25.0 mg of drug per mL of solution. How many mL of the drug should the patient receive?
Boron has two stable isotopes with masses of 10.01294 u and 11.00931 u. The average molar mass of boron is 10.81 u. What is the percent abundance of each isotope?
A voltaic cell is created with one half-cell consisting of a copper electrode immersed in 1.0 M CuSO4 solution and the other half cell consisting of a lead electrode immersed in a 1.0 M Pb(NO3)2 solution. Each half-cell is maintained at 25o C. Wha
A cylindrical glass tube 15.0 cm in length is filled with ethanol. The mass of ethanol needed to fill the tube is found to be 9.64g. Calculate the inner diameter of the tube in centimeters.
Given the equation At a particular temperature, K = 1.6 ´ 104. If you mixed 5.0 mol B, 0.10 mol C, and 0.0010 mol A in a one-liter container, which direction would the reaction initially proceed?
1944286
Questions Asked
3,689
Active Tutors
1435423
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem: Improved quality of life would be an example of what type of outcome depicted in the logic model?
Problem: Before the beginning of an IVU, the radiologist requests a nephrogram be taken as part of the study.
What ongoing genomic studies could benefit patients over time? In what ways will Cleveland Clinic secure funding for its plans?
The patient presented with the complaint of chronic bronchitis. After the procedure was discussed and all consents signed, the patient was taken to the ambulato
A client with chronic lower back pain has been taking the non-steroidal anti-inflammatory drug (NSAID) ibuprofen, by mouth twice a day
Problem: If a healthcare provider receives a confidential communications request, it: Question options:
Digital games that are fun and require participation or imitation resonate well with young kids. Active video games can temporarily increase physical activity