Find the molarity of the acid
HCL acid solution is standardized using 0.502g of sodium carbonate. Find the molarity of the acid if 30.5mL are required for the titration.
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Benzoic acid is a monoprotic weak acid with Ka= 6.30 x 10 to the 5 negative. What is the pH of a solution of benzoic acid that is .559M in benzoic acid and has a2.25 X 10 to the 2 negative added?
Calculate the mass of propylene glycol (C3H8O2) that must be added to 637 g of water to reduce the vapor pressure by 4.74 torr at 40°C. The vapor pressure of pure water at 40°C = 55.3 torr.
How much energy in kilojoules is required to change 47.6 g of ice at 0 degrees celsius to liquid water at the same temperature in kilocalories?
The half-life of a certain radioactive element is 1,250 years. What percent of the atoms remain after 7,500 years?
Assume that we have a 100.g sample of this compound. What are the subscripts in the empirical formula of this compound?
If the reaction Fe2N (s) + 3/2 H2 (g) -> <- 2Fe(s) + NH3(g) comes to equilibrium at a total pressure of 1 atm, analysis of the gas shows that at 700 K and 800 K pNH3/pH2 = 2.165 and 1.083, respectively, if only H2 was present initially with
The solvent benzene has a normal freezing point of 5.5 C if 1.00 g of an unknown dissolves in 20.0 g of benzene gives a solution with a freezing point of 4.2 what is the molecular weight of the unknown?
Calculate the specific heat of molybdenum metal in {rm J/(g cdot ^circ C)}. The specific heat of water is 4.184{rm J/(g cdot ^circ C)}.
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Jose works for a public health agency in a major metropolitan area. He is originally from Mexico but has been a citizen of the United States for 10 years.
Problem: As an individual, Reflect on the assessment activities that you have carried out for this unit:
Q1. What is a stoma? Q2. What is the difference Ileostomy, Colostomy and Urostomy?
Use the search strategies you learned in Week 3 to find two additional peer-reviewed articles that support your research problem.
Review what you have learned about evaluating research articles in terms of their relationship to your discipline and to your proposed topic.
Describe a real-life example of groupthink or group polarization that you have personally witnessed or experienced.
Abnormal Lab Results Keenan Curhan (pronouns he/his/him), 46 years old and diagnosed with chronic kidney disease (CKD), presents with his wife