Calculate the freezing point depression constant
The heat of fusion of water is 6.008x10^3 J/mol at its normal melting point of 272.15K. Calculate the freezing point depression constant Kf.
Expected delivery within 24 Hours
What is the ground-state electron configuration of Co3+?
You sit on the board of directors of a local nonprofit corporation. At its last meeting, the board decided to begin to fund a very modest retirement pension for the organizations custodian. The details of the plan are as followed:
A gas mixture with a total pressure of 770 contains each of the following gases at the indicated partial pressures: , 257 ; , 114 ; and , 177 . The mixture also contains helium gas. What is the partial pressure of the helium gas?
A flask containing 352 ml of gaseous nitrogen is collected over water at a temperature of 22 degree Celsius. the total pressure of the gases was 742 mm Hg. how many grams of nitrogen were collected?
If the pressure is lowered to 1.00 atmosphere and the temperature is raised to 400 K, the volume of the gas sample would be?
Calculate the final temperature of 36 {rm mL} of ethanol initially at 16^circ {rm C} upon absorption of 750 {rm J} of heat. (density of ethanol =0.789 {rm g}/{rm mL})
An aqueous solution that contains 285ppm of potassium nitrate (KNO3) is being used to feed plants in a garden. What volume of this solution is needed to prepare 1.7 L of a solution that is 97 ppm in KNO3?
Write the full electronic configuration for Sr, He, Zn, Br and for each of the following elements indicate which set of orbitals is being filled last (# of sublevel & s,p,d,f) for chemical symbols W, Fe, and Ce
1922341
Questions Asked
3,689
Active Tutors
1451292
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The nurse is teaching an adult client with type 1 diabetes mellitus about the need for eye examinations.
Question: Which factor may have a permanent effect on the outcome of the pregnancy of an adolescent client?
Question: Which statement confirms the client understands the teaching regarding the use of oral contraceptives?
At her first prenatal clinic visit, a primigravida has blood drawn for a rubella antibody screening test, and the results are positive.
The nurse is admitting a client into the emergency room who has suffered a head injury. Which of the following assessment findings would indicate
A patient with advanced cancer has several morphine orders to manage pain. There is a continuous infusion ordered to run at 6 mg per hour
A 36-year-old client undergoes a modified radical mastectomy. The nurse determines that the client understands the schedule for self-examination