Calculate delta hrxn for the combustion of octane
C8H18(l)+25/2O2(g)---->8CO2+9H2O
Calculate delta Hrxn for the combustion of octane(C8H18), a component of gasoline, by using average bond energies.
Expected delivery within 24 Hours
Solid silicon and solid magnesium chloride form when silicon trichloride gas reacts with magnesium metal. Write a word equation and an unbalanced formula equation.
What is the function/purpose of the bromthymol blue in the CO2 experiment?
Surface molecules have fewer molecules to interact with than the inner molecules. Values depend on size and intermolecular force strength.
A student placed 12.0 g of glucose (rm C_6H_{12}O_6) in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.-rm mL mark on the neck of the flask was reached.
Using the average initial pH of your acetic acid solutions, and the average molarity of those solutions, calculate a value of Ka for acetic acid. when initial pH is 2.63 and average molarity is 0.06475?
Analyze Federal Express’s value creation frontier, and determine which of the four building blocks of competitive advantage the company needs in order to continue to maintain above-average profitability. Provide a rationale to su
Watch for stereochemical implications. Doing the mechanisms would be good practice, too. Question Application of Markovnikov"sRule to the following reaction suggests that a mixture is obtained, but in fact, only one product is observed. What product
A solution of ethanol in water is prepared by dissolving 75.0 mL of ethanol (density= 0.79g/cm^3) in enough water to make 250.0 mL of solution. What is the molarity of the ethanol in this solution?
1927208
Questions Asked
3,689
Active Tutors
1412920
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Define postpartum hemorrhage for a vaginal birth and for a patient delivered by cesarean section (C/S). pace
Your discussion on the importance of clearly defined roles and the legal implications of vicarious liability in trauma and crisis counseling
Evaluate social and medical models of health and disability, their impact on the individual and also for funding and organisational bodies
In an essay format analyse sociological factors influencing health and social care in chosen national context including social, economic and environmental facto
An academic essay that discusses how the determinants of health may lead to inequalities in health and healthcare, explain concepts
Analyse a range of theoretical models and definitions of health, ill-health and disability, explore the determinants of health including
Question: Which factor positively contributes to an older patient's health maintenance practices?