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laura

Questions (311)

find a to the nearest tenth if a= 36 degrees and c=113.5
1. 1 answer
2. 306 views
Why is there always a difference between the experimentally calcuated error for resistance, and the actual components tolerance
1. 0 answers
2. 413 views
You have 20.00 mL of a 0.1M aqueous solution of the weak base (CH3)3N (Kb = 7.4x10^-5). This solution will be titrated with
1. 1 answer
2. 933 views
You have 20 mL of a 0.1 M aquesous solution of the weak base (CH3)3N (Kb = 7.4x10^-5). This solution will be titrated with 0.1 M
1. 1 answer
2. 401 views
one astronomical units is about 1.5 X 10 km .
1. 3 answers
2. 359 views
It takes approximately 15 minutes to code one record. How many personnel hours would be needed to code 1,424 discharges for the
1. 3 answers
2. 563 views
The HIM department listed the following LOS data for the longest admissions for the month of September. If patient A's LOS was
1. 3 answers
2. 459 views
What volume of NaOH was required to have neutralized the HCl.HCl + NaOH --> H2O + NaCl There no other information given in the
1. 0 answers
2. 606 views
how do i know if the buffering capacity of a buffer solution is lost? Is that when after I add more of an acid or base to the
1. 1 answer
2. 572 views
How would you go about increasing the buffering capacity of a phosphate buffer?I know that the answer is that you should
1. 1 answer
2. 532 views
I need to write a paper on the history of civil rights in America starting in 1950. Any ideas on where to start in terms of
1. 8 answers
2. 949 views
Ang and Meryl have a total of 2 model airplanes in their collection. Meryl has 6 moreplanes than Ang. Which equation could be
1. 1 answer
2. 521 views
what is equal to 12/40? 0.3%, 3%, 12%,or 30%
1. 1 answer
2. 336 views
By reference to Molecular orbital Theory and giving the appropriate MO diagrams explain why the bond in N2 is very strong short
1. 1 answer
2. 533 views
using VSEPR THEORY explain why1)BF4- is a tetrahedral molecule 2)SF3+ is a Trigonal pyramidal molecule 3)ICI4- IS A SQUARE
1. 0 answers
2. 542 views
Estimate each product:3.87 X 25=
1. 1 answer
2. 339 views
A sample of PCl5 weighing 2.69 grams is placed in a 1.000 liter flask and vaporized completely at 250 o C.The final pressure
1. 1 answer
2. 1,899 views
A sample of PCl5 weighing 2.69 grams is placed in a 1.000 liter flask and vaporized completely at 250 o C.The final pressure
1. 2 answers
2. 1,107 views
1 gram of C3H8 gas and 1 gram of O2 gas are delivered to a metal sphere with a fixed volume of 1 L. After the two gases are
1. 4 answers
2. 564 views
A pressure cooker with a volume of 6 L is filled with 27 grams of water and heated to 390.2 K. What is the pressure (atm) in the
1. 3 answers
2. 528 views
A sample of PCl5 weighing 2.69 grams is placed in a 1.000 liter flask and vaporized completely at 250 o C.The final pressure
1. 0 answers
2. 685 views
Two gas tanks containing compounds A and B are connected by separate valves to two ends of a 10 meter glass tube as shown below.
1. 1 answer
2. 509 views
A pressure cooker with a volume of 6 L is filled with 27 grams of water and heated to 390.2 K. What is the pressure (atm) in the
1. 1 answer
2. 496 views
A 0.0097561 g quantity of an unknown gas occupies 0.2 L at 500 K and 2 atm. What is the Molecular Weight (MW) of the gas ?
1. 1 answer
2. 454 views
A pressure cooker with a volume of 6 L is filled with 27 grams of water and heated to 390.2 K. What is the pressure (atm) in the
1. 1 answer
2. 428 views
A 0.0097561 g quantity of an unknown gas occupies 0.2 L at 500 K and 2 atm. What is the Molecular Weight (MW) of the gas ?
1. 1 answer
2. 1,066 views
A fixed amount of gas initially at 100 K and pressure P1 is expanded from 1 L to 100 L in a piston. The temperature, T2, of the
1. 2 answers
2. 1,160 views
1 gram of C3H8 gas and 1 gram of O2 gas are delivered to a metal sphere with a fixed volume of 1 L. After the two gases are
1. 1 answer
2. 1,119 views
The valve between a 5 liter tank in which the gas pressure is 911.925 kPa and a 10 liter tank containing gas at 4560 torr is
1. 1 answer
2. 538 views
Consider the 671 N weight held by two cablesshown below. The left-hand cable had ten- sion T2 and makes an angle of 47� with the
1. 1 answer
2. 1,342 views
Consider the 671 N weight held by two cablesshown below. The left-hand cable had ten- sion T2 and makes an angle of 47� with the
1. 13 answers
2. 1,583 views
hi is anyone here? Wanted to try out a topic
1. 16 answers
2. 1,300 views
A River Is Flowing at a velocity of 0.15 m/s west. a swimmer swims against the current at a velocity of 0.22 east, how manyu
1. 1 answer
2. 771 views
we have a normal distribution with mean 76 and standard deviation 6.4, find the percent between 69.6 & 76?
1. 1 answer
2. 323 views
let f(x)= 9(x/(x-1)square)= 9x/ x square-2x+1find the domain of f and compute the limit at each of its endpoint. then list all
1. 1 answer
2. 346 views
accreditation affect the practical activities of record management in hospitals
1. 1 answer
2. 366 views
what's the difference between a major character and a minor? Is a minor like every other character besides the major characters?
1. 3 answers
2. 443 views
find the area of a rectangle whose length is 3x and width is 4x +6
1. 1 answer
2. 475 views
what did hebrews do to please their gods?
1. 4 answers
2. 410 views
of the forms used in a child care program which of the following would be required for the children?
1. 1 answer
2. 1,156 views
I need help unscrambling these french words: srteelt, sbrtmie and eiuocrrl. thank you for helping :)
1. 3 answers
2. 579 views
Use a temperature - composition diagram to explain why fractional distillation of two components is more easil?easily
1. 1 answer
2. 1,228 views
a.What advantages does ligroin have over n-pentane as a recrystallization solvent?b. What advantages foes ethanol have over
1. 3 answers
2. 1,944 views
Assignment Type: Individual Project Deliverable Length: 500–750 wordsPoints Possible: 110 Due Date: 9/11/2011 11:59:59 PM CT
1. 2 answers
2. 650 views
Can someone please explain to me in simple terms what the eutectic point and temperature are?
1. 1 answer
2. 534 views
a rock is thrown unward off a cliff at a 45 degree angle. THe rock falls back to the elevation it was thrown from after 3.56
1. 1 answer
2. 728 views
How long does it take an automobile traveling68.3 km/h to become even with a car that is traveling in another lane at 54.3 km/h
1. 1 answer
2. 539 views
a pouch contains 97 green beads 72 red beads and 7 yellow beads. how many blue beads should be added so that the probability of
1. 0 answers
2. 608 views
A motorcycle officer hidden at an intersection observes a car driven by an oblivious driver who ignores a stop sign and
1. 1 answer
2. 949 views
A passenger train is traveling at 30 m/s when the engineer sees a freight train 357 m ahead of his train traveling in the same
1. 1 answer
2. 834 views
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the
1. 1 answer
2. 1,107 views
Two trains face each other on adjacent tracks. They are initially at rest, and their front ends are 50 m apart. The train on the
1. 1 answer
2. 1,120 views
a) Find the Taylor series associated to f(x) = x^-2 at a = 1.Be sure to show the general term of the series. b) Find the radius
1. 0 answers
2. 1,079 views
a compound x has a solubility of 79g/100 g h20. when 24 g of x are added to 68 g of water the resulting mixture is homogeneous
1. 1 answer
2. 710 views
the compound tin(II)fluoride,or stannous fluoride,once was a common ingredient in toothpaste.It is produced according to the
1. 1 answer
2. 1,034 views
how many grams of h2o are produced when 50.0g znco3 reacts with c6h8o7
1. 1 answer
2. 469 views
6sqrt (2) - 3sqrt (7) = ???
1. 1 answer
2. 381 views
A fisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the
1. 1 answer
2. 850 views
Assignment: Together We Stand LetterSuppose you live in a new suburban community. It offers all the amenities and benefits of a
1. 1 answer
2. 687 views
An electron in an electron beam experiences a downward force of 1.9×10^−14 N while traveling in a magnetic field of 6.4 ×
1. 0 answers
2. 758 views
pick 3 firms to research. based on internet reseach on these companies write a 500-750 word reseach paper proposing at least
1. 1 answer
2. 437 views
Is the word Redskins a compound word?
1. 1 answer
2. 420 views
what's the 10%of 150,000.
1. 1 answer
2. 333 views
a kithen is 4 yards wide and 5 yards long.how much will it cost to cover the floor with linoleum at $16 a square yard
1. 1 answer
2. 470 views
a kithen is 4 yards wide and 5 yards long.how much will it cost to cover the floor with linoleum at $16 a square yard
1. 1 answer
2. 453 views
room is 18ft long, 14ft wide, 8ft high.find the cost of carpeting the floor with carpet costing $5./ft2
1. 4 answers
2. 357 views
a simple pendulum consists of a bob of mass 1.8 kg attached to a string of length 2.3 m. the pendulum is held at an angle of 30
1. 3 answers
2. 4,351 views
from a base elevation of 9600 ft, a mountain peak in colorado rises to a summit elevation of 14,307 ft over the horizontal
1. 0 answers
2. 494 views
can anyone tell me what 10^8 is?
1. 2 answers
2. 351 views
what is (y+7)x(y+3) ?
1. 1 answer
2. 235 views
Factor completely first look for a common factor and check by multiplying If polynomialis a prime state this27m^2-36+12
1. 1 answer
2. 514 views
Factor completely first look for a common factor and check by multiplying If polynomialis a prime state this27m^2-36+12
1. 1 answer
2. 575 views
factor completely if polynomial is a prime state this. 10s^2+4st-6t^2
1. 1 answer
2. 546 views
look first for the common factor check by multiplying if polynomial is a prime state this.y^2-y+0
1. 1 answer
2. 411 views
Chu and Juan are each saving to buy the same two cd's. Chu is lacking $22 and Juan is lacking $3. When they combine their money
1. 1 answer
2. 546 views
A male bee has only 1 parent(a mother) and a female bee has two parents (a mother and a father). Assuming all ancestors are
1. 0 answers
2. 519 views
Suppose i am interested in the average price of books at a bookstore. i randomly pick 15 books.?i calculate the average of
1. 1 answer
2. 510 views
Solve the equation for x. Round your answer to two decimal places. Do not include "x =" in your answer.ln(e^18x) = 9
1. 1 answer
2. 647 views
a device for training astronauts and jet fighter pilots is designed to rotate the trainee in a horizontal circle of radius 10 m.
1. 1 answer
2. 1,668 views
Solve for y: 12+11=-32y
1. 1 answer
2. 385 views
mike has two mats in the shape of triangles. the scale factor of the two mats is 7/9. what is the ratio of the perimeters?
1. 3 answers
2. 1,450 views
A bullet of mass 0.02kg is fired at a speed of 500m/s towards a fixed wooden block of thickness 10cm. The bullet penetrates the
1. 2 answers
2. 1,252 views
If one parent has AB and one parent has O blood types, what are the possibilities of blood types for their children
1. 0 answers
2. 947 views
determine the total amount of energy required to heat 25g of ice at -18 C to steam at 125 C
1. 1 answer
2. 2,324 views
Under typical conditions, 1 1/2 ft of snow will melt to 2 in of water. To how many inches of water will 4 1/3 ft of snow melt?
1. 1 answer
2. 2,060 views
I need a brief summury of the four staged of transformations learning cycle
1. 1 answer
2. 475 views
In a historical movie, two knights on horseback start from rest 91 m apart and ride directly toward each other to do battle. Sir
1. 2 answers
2. 757 views
A boat crossing a .2 mile wide river is heading perpendicularly relative to shore. Its speed in still water is 4mph and the
1. 1 answer
2. 726 views
Vector B is 3.46 units long toward the east. Vector A is 4.00 units long 30 degrees N of E. How long and in what direction is C
1. 2 answers
2. 391 views
A rifle is aimed horizontally toward the center of the target 220 m away. If the bullet strikes 48 cm below the center, what was
1. 0 answers
2. 582 views
would the energy lost to friction for a sliding object be accounted for asfriction force / time traveled ? ?
1. 1 answer
2. 406 views
A 32 kg box sitting on a ramp has a coefficent of 0.21. If the ramp is raised, at what angle will the box begin slipping?
1. 1 answer
2. 399 views
A man is pulling on a rope with a force of 72 N directed at an angle of 55◦ to the horizontal. What is the x-component of this
1. 1 answer
2. 522 views
You have two forces, 116.1 N and 78.6 N.What is their resultant if the first acts up- ward and the second acts downward? Answer
1. 2 answers
2. 618 views
A fighter, traveling at 474 m/s fires a bullet perpendicular to its flight path. The muzzle velocity of the bullet is 515 m/s.At
1. 1 answer
2. 577 views
como se hacen los rollos hacia atras
1. 1 answer
2. 511 views
A space station, in the form of a wheel 110 m in diameter, rotates to provide an "artificial gravity" of 3.00 m/s2 for persons
1. 1 answer
2. 13,607 views
A test is composed of six multiple choice questions where each question has 4 choices. If the answer choices for each question
1. 2 answers
2. 1,314 views
Name two inventions that were developed while building the Erie Canal?
1. 1 answer
2. 507 views
What two inventions were developed while building the Erie Canal.
1. 0 answers
2. 472 views

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