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1. An aqueous solution contains 0.450 M hypochlorous acid . Calculate the pH of
1. An aqueous solution contains 0.450 M hypochlorous acid. Calculate the pH of the solution after the addition of 5.58×10-2 moles of potassium hydroxide to 225 mL of this solution…
1. An aqueous solution of 0.055 M KCN is made. At equilibrium this solution will
1. An aqueous solution of 0.055 M KCN is made. At equilibrium this solution will be A) Acidic B) Basic C) Neutral 2. Suppose you need to calculate the pH of an aqueous KCN solutio…
1. An aqueous solution of aluminum nitrite is prepared by dissolving 6.93 g of a
1. An aqueous solution of aluminum nitrite is prepared by dissolving 6.93 g of aluminum nitrite in 9.60×102 g of water. The density of the solution is 1.21 g mL-1. a) Determine th…
1. An aqueous solution of barium hydroxide is standardized by titration with a 0
1. An aqueous solution of barium hydroxide is standardized by titration with a 0.197 M solution of hydrobromic acid. If 10.4 mL of base are required to neutralize 22.7 mL of the a…
1. An aqueous solution of calcium chloride, CaCl2, is 3.464 M and has a density
1. An aqueous solution of calcium chloride, CaCl2, is 3.464 M and has a density of 1.2816 g cm-3. Assuming you have 1 liter of this solution answer the following questions. a) Use…
1. An aqueous solution of nitric acid is standardized by titration with a 0.199
1. An aqueous solution of nitric acid is standardized by titration with a 0.199 M solution of sodium hydroxide. If 15.5 mL of base are required to neutralize 24.6 mL of the acid, …
1. An arcade booth at a county fair has a person pick a coin from two possible c
1. An arcade booth at a county fair has a person pick a coin from two possible coins available and then toss it. If the coin chosen lands on heads, the person gets a prize. One co…
1. An archaeologist finds the 14C in a sample of of material to be decaying at 1
1. An archaeologist finds the 14C in a sample of of material to be decaying at 107 counts per second. A modern sample of the same material decays at 151 counts per second. The hal…
1. An area that has common characteristics or features throughout can be called
1. An area that has common characteristics or features throughout can be called a: a. nodal region b. functional region c. uniform region d. locational region 2. Where in the Unit…
1. An argument is a) a variable without a data type b) when the compiler disagre
1. An argument is a) a variable without a data type b) when the compiler disagrees with your syntax c) the data passed to a function d) a value with an undeter…
1. An array a. is not used in Python b. is used when there is only one variable
1. An array a. is not used in Python b. is used when there is only one variable c. is not used in programming d. is a data structure 2. Python strings have a built-in split method…
1. An array a. is not used in Python b. is used when there is only one variable
1. An array a. is not used in Python b. is used when there is only one variable c. is not used in programming d. is a data structure 2. Python strings have a built-in split method…
1. An array a. is not used in Python b. is used when there is only one variable
1. An array a. is not used in Python b. is used when there is only one variable c. is not used in programming d. is a data structure 2. Python strings have a built-in split method…
1. An array is a collection of data items of different types using a single name
1. An array is a collection of data items of different types using a single name (T / F) 2. A structure can be declared without a tag name (T F). 3. A structure variable can be in…
1. An array is a list of data items that . a. all have the same type b. all have
1. An array is a list of data items that . a. all have the same type b. all have different names c. all are integers d. all are null 2. When you declare an array, . a. you always …
1. An arrow is moving through xyz-space with the positive z-axis pointing up and
1. An arrow is moving through xyz-space with the positive z-axis pointing up and with distances measured in meters. The arrow is at the origin at t=0 seconds and its highest point…
1. An article (J. Agric. Food Chem. 1998, 46, 2671-2677) measured the binding co
1. An article (J. Agric. Food Chem. 1998, 46, 2671-2677) measured the binding constants for ANS binding to BSA and ovalbumin (OVA). In each case the reaction is ANS + protein prot…
1. An article in Agricultural Engineering described an experiment in which the d
1. An article in Agricultural Engineering described an experiment in which the daily weight gain of swine is evaluated at different levels of housing temperature and mean weight o…
1. An article in Forbes (January 18, 2017) reported that: The United States (U.S
1. An article in Forbes (January 18, 2017) reported that: The United States (U.S.) is the fifth largest sugar producer and fifth largest consumer of sugar in the world. The U.S. s…
1. An article in The Atlantic includes the following paragraph (you can find the
1. An article in The Atlantic includes the following paragraph (you can find the full article at http /www.theatlantic.com/technology/archive/2015/08/hoarding-firefighting/402703/…
1. An article in a financial section of a newspaper claims that the correlation
1. An article in a financial section of a newspaper claims that the correlation between changes in stock prices in Europe and the United States was 0.89 in 2000, and then goes on …
1. An article in a journal reports that 34% of Americanfathers take no responsib
1. An article in a journal reports that 34% of Americanfathers take no responsibility for child care. A researcher claimsthat the figure is higher fo r fathers in the town of Cher…
1. An article in a journal reports that 34% of Americanfathers take no responsib
1. An article in a journal reports that 34% of Americanfathers take no responsibility for child care. A researcher claimsthat the figure is higher fo r fathers in the town of Cher…
1. An article in the Economist noted that while economic growth in China was slo
1. An article in the Economist noted that while economic growth in China was slowing, “stocks have more than doubled in value ”The article stated that unlike in developed countrie…
1. An article in the Journal of Statistics Education reported the price of diamo
1. An article in the Journal of Statistics Education reported the price of diamonds of ditferent US dollars in dollars (SGD). The following table contains a data set that is consi…
1. An aspirin tablet was ground to a fine powder and dissolved in 10 ml of sodiu
1. An aspirin tablet was ground to a fine powder and dissolved in 10 ml of sodium hydroxide. This solution was quantitatively transferred to a 250 ml volumetric flask and diluted …
1. An assembly line is a manufacturing process in which interchangeable parts ar
1. An assembly line is a manufacturing process in which interchangeable parts are added to a product to create ___________. a. a station b. an end product c. a sep…
1. An assembly line with 17 tasks is to be balanced. The longest task is 2.4 min
1. An assembly line with 17 tasks is to be balanced. The longest task is 2.4 minutes, and the total time for all tasks is 18 minutes. The line will operate for 450 minutes per day…
1. An asset that can easily be exchanged for goods and services is referred to a
1. An asset that can easily be exchanged for goods and services is referred to as: a. an intangible asset. b. wealth. c. a liquid asset. d. a fixed asset. e. an immovable asset. 2…
1. An asset was acquired on October 1, 2018, for $78,000 with an estimated 5-yea
1. An asset was acquired on October 1, 2018, for $78,000 with an estimated 5-year life and $13,000 residual value. The company uses units-of-production depreciation and expects th…
1. An asteroid and a comet collide head on. Prior to the collision,the asteroid
1. An asteroid and a comet collide head on. Prior to the collision,the asteroid has a momentum of 100,000kg·m/s rightand the comet has a momentum of 200,000 kg·m/s left. After the…
1. An asteroid isintheshapeof a sphere andhasa mass of 1000kilograms. Determine
1. An asteroid isintheshapeof a sphere andhasa mass of 1000kilograms. Determine the density ( n gramspercubic centimeter) of this asteroid if its diameter is known to be 1.2meter…
1. An astronaut is out in space far from any large bodies. She uses her jets to
1. An astronaut is out in space far from any large bodies. She uses her jets to start spinning, then releases a baseball she has been holding in her hand. How would you describe t…
1. An astronaut named Sandra Bullock has drifted too far away from her space shu
1. An astronaut named Sandra Bullock has drifted too far away from her space shuttlewhile attempting to repair the Hubble Space telescope. She realizes that the shuttle ismoving a…
1. An astronaut r thousand miles from the center of the earth weighs 2850/r2 pou
1. An astronaut r thousand miles from the center of the earth weighs 2850/r2 pounds. The surface of the earth is 4000 miles from the center. (a) If the astronaut is h miles above …
1. An athlete performing a long jump leaves the ground at a 26.7 degree angle an
1. An athlete performing a long jump leaves the ground at a 26.7 degree angle and lands 6.85 m away. (a) What was the takeoff speed? (b) If this speed were increased by just 5.0%,…
1. An athlete performing a long jump leaves the ground at a 26.7 degree angle an
1. An athlete performing a long jump leaves the ground at a 26.7 degree angle and lands 6.85 m away. (a) What was the takeoff speed? (b) If this speed were increased by just 5.0%,…
1. An athlete travels to the Colorado Rockies to train for an upcoming marathon.
1. An athlete travels to the Colorado Rockies to train for an upcoming marathon. He runs 15 miles every other day and while breathing O2 deficient air. His blood O2 levels become …
1. An atmospheric layer that protects Earth from harmful solar radiation acid ra
1. An atmospheric layer that protects Earth from harmful solar radiation acid rain biosphere greenhouse gasses ozone 2. The maximum population that an area can support carrying ca…
1. An atom contains 28 protons, 31 neutrons, and 26 electrons. What is the atomi
1. An atom contains 28 protons, 31 neutrons, and 26 electrons. What is the atomic number of this atom? (Express your answer as an integer.) 2. An Mg-24 atom weighs 23.985 amu. How…
1. An atom is made up of protons electrons and neutrons. Describe these particle
1. An atom is made up of protons electrons and neutrons. Describe these particles by stating their masses and charges. The masses should be stated in both grams and in amu units. …
1. An atom of 179 Ta has a mass of 178.945930 amu. Calculate the binding energy
1. An atom of 179Ta has a mass of 178.945930 amu. Calculate the binding energy per MOLE in kJ. Use the values: mass of 1H atom = 1.007825 amu mass of a neutron = 1.008665 amu c = …
1. An atom, X, has a ground state binding energy(energy necessary to eject elect
1. An atom, X, has a ground state binding energy(energy necessary to eject electron from the ground state) of 2.179e-18 J. The line(emission) spectrum for atom X is shown with n=2…
1. An atomic nucleus initially moving at 408m/s emits an alpha particle in the d
1. An atomic nucleus initially moving at 408m/s emits an alpha particle in the direction of its velocity, and the new nucleus slows to 340m/s. If the alpha particle has a mass of …
1. An attacker has discovered a vulnerable computer with the IP address 192.168.
1. An attacker has discovered a vulnerable computer with the IP address 192.168.201.10. What tool might the attacker use to determine if there are other vulnerable computers on th…
1. An attempt to perform an analysis of the driver\'s license renewal operations
1. An attempt to perform an analysis of the driver's license renewal operations at a local DMV was conducted by a consultant. Several steps were to be performed in the process. Af…
1. An attrition clause a) ensures a group receives credit for all sleeping rooms
1. An attrition clause a) ensures a group receives credit for all sleeping rooms book by attendees, regardless of how they booked their room. b) tells the banquet captain and serv…
1. An audit in accordance with the Single Audit Act does not involve reporting u
1. An audit in accordance with the Single Audit Act does not involve reporting upon: a. Compliance with provisions of laws that may have a direct and material affect on each major…
1. An authentication server is an application that facilitates the authenticatio
1. An authentication server is an application that facilitates the authentication process of any client who attempts to access a network. It stores the usernames and passwords tha…
1. An automaker buys a certain part to assemble the transmission. The supplier c
1. An automaker buys a certain part to assemble the transmission. The supplier charges a price of $8 per part for quantities of 600 part or more, $9 per part for orders of 400 to …