You wish to make a 0.425 M hydroiodic acid solution from a stock solution of 3.00...

You wish to make a 0.425 M hydroiodic acid solution from a stock solution of 3.00 M hydroiodic acid. How much concentrated acid must you add to obtain a total volume of 100 mL of the dilute solution?

Response rates to web surveys are typically low, partially due to users starting but not finishing...

Response rates to web surveys are typically low, partially due to users starting but not finishing the survey. The factors that influence response rates were investigated. A survey company designed a study to verify this information. Web users were directed to participate in one of several surveys with different formats. One format utilized a welcome screen with a white background and the other one with a blue background. Data of the survey are given in OnlineHW.xlsx. Use three digits whenever...

A wind power system rated at 800 kW with mean annual wind speed of 7 m/se....

A wind power system rated at 800 kW with mean annual wind speed of 7 m/se. The capital investment cost is $500,000 with additional installation, infrastructure and financing at 30% of the capital cost. The operation and maintenance, insurance, and land lease is at 5% of capital cost. The interest rate is at 4%. Assume the total annual energy product is 980,000 KWH, determine the power generation cost of a 10 years repayment and 20 years repayment. Assume the energy...

Using the 30/360 day count convention, how many days are there from March 1, 2016 to...

Using the 30/360 day count convention, how many days are there from March 1, 2016 to April 10, 2016? I thought it would be 39 days, but someone else thinks it should be 40 days. Which is it?

What are the consequences of making medical services free to everyone?

What are the consequences of making medical services free to everyone?

The Rockwell hardness of a metal is determined by impressing a hardened point into the surface...

The Rockwell hardness of a metal is determined by impressing a hardened point into the surface of the metal and then measuring the depth of penetration of the point. Suppose the Rockwell hardness of a particular alloy is normally distributed with mean 69 and standard deviation 3. (a) If a specimen is acceptable only if its hardness is between 67 and 73, what is the probability that a randomly chosen specimen has an acceptable hardness? (Round your answer to four...

Q6. Journalize the following selected transactions completed during the current fiscal year. Jan. 3 The board...

Q6. Journalize the following selected transactions completed during the current fiscal year. Jan. 3 The board of directors declared a stock split that reduced the par of common shares from $100 to $20. This action increased the number of outstanding shares to 400,000. 22 Declared a dividend of $1.75 per share on the outstanding shares of common stock. Feb. 8 Paid the dividend declared on January 22. Sept. 1 Declared a 5% stock dividend on the common stock outstanding (the...

Identify the Lewis acid and Lewis base (Describe the relation of item A in terms of...

Identify the Lewis acid and Lewis base (Describe the relation of item A in terms of the theory of Lewis): A) AlCl3(s) + Cl- (aq) -----------> AlCl4-(aq) B) C2H5OC2H5+AlCl3 -------> (C2H5)2OAlCl3 C) Hg2+4CN- -----> Hg(CN)4 ²-

Identify the composition of A36 steel, the phases present in the microstructure, and make an educated...

Identify the composition of A36 steel, the phases present in the microstructure, and make an educated guess for the reason there seems to be a preferred horizontal orientation in the grains of the darker phase. Would this cause anistrophy? Why?

Will Al, Zn, Fe, Ni, Cu, Ag, Pb...etc metals ever float in water, given their densities...

Will Al, Zn, Fe, Ni, Cu, Ag, Pb...etc metals ever float in water, given their densities are all above 1 g/mL? Isn't the answer yes since air can effect boyant force? What exactly is that?

How is fiscal policy used to address problems in the economy? How are the short run...

How is fiscal policy used to address problems in the economy? How are the short run and long run consequences of using fiscal policy different? What are the issues that complicate the task for policy makers of using fiscal policy to manage the economy?

Mini Essay - Please answer in essay format: - Talk about the ethical considerations of using...

Mini Essay - Please answer in essay format: - Talk about the ethical considerations of using "fear" as an appeal in the advertising of complexion medication among teenagers.

Maueve wants to create a scholarship fund by saving for several years before thr fund starts...

Maueve wants to create a scholarship fund by saving for several years before thr fund starts making annual scholarship paylents forever. She plans to save $24,000 per year for 5 years. Her first savings contributon is expected in 1 yeR. HOW MUCH CAN THE FUND be expected to provide each year for scholarships if the fund is expected to earn 19.40 percent per year, make equal scholarship payments forever and make ifs first scholarship payment in 6 years? A $40,884...

The type of household for the U.S. population and for a random sample of 411 households...

The type of household for the U.S. population and for a random sample of 411 households from a community in Montana are shown below. Type of Household Percent of U.S. Households Observed Number of Households in the Community Married with children 26%         94             Married, no children 29%         133             Single parent 9%         29             One person 25%         88             Other (e.g., roommates, siblings) 11%         67             Use a 5% level of significance to test the claim that the distribution of U.S. households fits the...

A hydrogen atom is in its ground state (n = 1). Using the Bohr theory of...

A hydrogen atom is in its ground state (n = 1). Using the Bohr theory of the atom, calculate (a) the radius of the orbit. (b) the velocity of the electron where vn = ?(kee2)/(mern) . (c) the kinetic energy of the electron (d) the static electric potential energy of the electron. (e) the total energy of the electron. (e) the energy gained by moving to a state where n = 5. (g) the wavelength, ?, of the EM waved...

X ~ N(50, 9). Suppose that you form random samples of 25 from this distribution. Let...

X ~ N(50, 9). Suppose that you form random samples of 25 from this distribution. Let X  be the random variable of averages. Let ΣX be the random variable of sums. A. Find the 30th percentile. (Round your answer to two decimal places.) B. find the probability. (Round your answer to four decimal places.) P(18 < X < 49) = C. Give the distribution of ΣX. D. Find the minimum value for the upper quartile for ΣX. (Round your answer to...

At 5 atm of pressure and at 25oC 3.0 g of a gas dissolves in 1.5...

At 5 atm of pressure and at 25oC 3.0 g of a gas dissolves in 1.5 L of water. How much will dissolve in 0.5 L of water at 3 atm of pressure and the same temperature?

An object starts with an initial velocity of -2.00i m/s. The initial position is the origin....

An object starts with an initial velocity of -2.00i m/s. The initial position is the origin. The constant acceleration = 4.10i + 3.20j m/s^2. a.) What is the initial velocity? b.) What is the vector position at t=2.00 seconds? c.) What is the velocity of the object at t=2.00 seconds? d.) What is the speed of the at t=2.00 seconds?

A public bus company officially claims that the main waiting time for bus number 14 during...

A public bus company officially claims that the main waiting time for bus number 14 during peak hours is less than 10 minutes. Karen took bus number 14 during peak hours on 18 different occasions. Hermine waiting time was 7.2 minutes with the standard diffusion of 1.6 minutes. At the 0.05 level of significance, test the hypothesis hypothesis that the waiting time for the bus number 14 during peak hours isles than 10 min. what is the p-value for this...

Outdoor Luggage, Inc., makes high-end hard-sided luggage for sports equipment. Data concerning three of the company’s...

Outdoor Luggage, Inc., makes high-end hard-sided luggage for sports equipment. Data concerning three of the company’s most popular models appear below. Ski Guard Golf Guard Fishing Guard Selling price per unit $ 230 $ 310 $ 245 Variable cost per unit $ 160 $ 190 $ 115 Plastic injection molding machine processing time required to produce one unit 11 minutes 9 minutes 10 minutes Pounds of plastic pellets per unit 7 pounds 13 pounds 14 pounds Required: 1. If we...