How many number of moles of barium sulphate are formed
500cm3 of 0.250M of na2so4 is added to an aqueous solution of 15.0g of BaCl2 resulting in a white precipitate of insoluble BaSO4. how many number of moles and how many gram of BaSO4 are formed?
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An airline passenger dangles her watch from a string while the jet takes off. The string makes an angle of 25o with respect to the vertical while the aircraft accelerates for takeoff, which takes about 18 seconds. Estimate the takeoff speed of the
Discuss five Indirect or direct environmental issues of database management system?Describe some current or potential ethical consideration on database management system.
Calculate the equilibrium constant, Kc, she obtained for this reaction. A student ran the following reaction in the laboratory at 689 K
A space station, in the form of a wheel 115 m in diameter, rotates to provide an "artificial gravity" of 3.20 m/s2 for persons who walk around on the inner wall of the outer rim. Find the rate of rotation of the wheel (in revolutions per minute) t
Calculate the amount of heat evolved in the oxidation of 32.0 g of Fe (Ar = 55.85 g/mol) at 25 oC and 1 atm pressure ( ΔHfo(Fe2O 3,s) = -824kJ/mol)
What is the specific heat of aluminum if the temperature of a 28.4 g sample of aluminum is increased by 8.1 oC when 207 J of heat is added?
A skydiver whose parachute is fully deployed is descending at constant speed. Describe what is happening to her kinetic energy, her potential energy, and her total mechanical energy as she falls. Is any work being done? If so, by what force or for
How and why slavery developed in the American colonies. Why couldn't colonists use indentured servants as they had in the past?
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Part of the project is to submit the final version of your long business report on a career or industry trend in the last three years.
Develop/write an argument explaining your position or view on the issue. How are opposing viewpoints wrong?
For this Market Research assignment, you will be finalizing the selection of your sole proprietorship for your final Course Project.
Identify one vulnerable population within a selected community. Explore current literature and related data to understand better the variables that place
Please name the potential most common sites for metastasis on J.C and why? What are tumor cell markers and why tumor cell markers are ordered for a patient
According to the case study information, how would you classify the severity of D.R. asthma attack? Name most common triggers for asthma in any given patients
1. Address your recommendations and implications for clinical practice. 2. Provide a summary of study and discuss any limitations of the study.