Calculate the ph of a solution that is 050 m in hf ka 72 x
Calculate the pH of a solution that is 0.50 M in HF (Ka= 7.2 x 10-4) and 0.60 M in NaF. The answer is 3.22. Please show me how to get the correct answer.
Expected delivery within 24 Hours
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants.
Agya is ready to think about how many pairs he can buy. Wait a minute, what happens if any of the ladies going to AUCC spotme at the BDBs? . I will buy any jeans from the Accra mall. Oops I am not quite ready to decide how many pairs I can buy.
The rate constant for a reaction at 40.0 degrees Celsius is exactly 3 times that of 20.0 degrees Celsius. Calculate the Arrhenius energy of activation for the reaction.
Given the utility function U(X,Y)=X^0.5+Y^0.5for John. a) Do the preferences indicated diminishing marginal utility for Xand Y b) If john has income of 30 dollars. What is his demandcurve/equation for X when the price of Y is 2 dollars.
What minimum mass of succimer in milligrams is needed to bind all of the lead in a patient's bloodstream. Assume that patient blood lead levels are 0.530 mg/L , that total blood volume is 5.0 L , and that 1 mol of succimer binds 1 mol of lead.
An ac generator with a frequency of 1.44kHz and an rms voltage of 21.2V is connected in series with a 1.90 kiloohms resistor, What is the power factor for this circuit
A mixture of 6.0 mol of H2(g) and 3.0 mol of O2(g) is placed in a sealed evacuated container made of a perfect insulating material at 26 Celcius. The mixture is ignited with a spark and it reacts to form liquid water. Find the temperature of the w
Critics felt that TISCO might face problems due to the decrease in demand for steel in the global and local markets and increasing competition from cheap imports, and anti-dumping duties imposed on the domestic steel manufacturers by the US.
1936491
Questions Asked
3,689
Active Tutors
1423363
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
As a general rule the of a virgin is tight and the rugosities are sharp and prominent. Insertion of a finger or instrument may show certain degree or resistance
What would be a measurable goal for Fluid Volume Deficit r/t insufficient fluid intake AEB dry mucus membranes and what would be four nursing intervention
The nose is pinched, the temple hollow, eyes sunken, ears cold, lips relaxed and skin livid. The appearance of the face is indicative of approaching death
A child will begin taking methylphenidate [Ritalin] for attention-deficit/hyperactivity disorder. Which of the following parameters is likely
A client reports experiencing 4 to 6 episodes of diarrhea each day. What should the nurse recommend to ensure for this client's nutritional status?
A nurse is obtaining a health history from an older adult patient in an outpatient clinic. The patient reports chronic difficulty falling asleep
A client is slowly adjusting to their diet changes in response to a recent diagnosis of irritable bowel syndrome (IBS);