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Questions Asked on September 27, 2014

Calculate the empirical formula for compoundethyl butyrate (pineapple oil): C, 62.04%; H, 10.41%; O, 27.55% Can someone show me
1. 2 answers
2. asked by Emely
3. 5,343 views
How will you apply these concepts in your educational, personal, or professional pursuits?
1. 3 answers
2. asked by Anonymous
3. 435 views
The vendor of a coffee cart mixes coffee beans that cost $8 per pound with coffee beans that cost $4 per pound. How many pounds
1. 1 answer
2. asked by Barbara
3. 949 views
8. In which one of the following sentences is but used as a preposition?A. I would like to return to Italy, but I have no money.
1. 40 answers
2. asked by Sarah
3. 2,308 views
I already know the angle of Eastdale which is 45° due to the turn from due east to the northwest. So therefore so I need to
1. 0 answers
2. asked by Alex
3. 492 views
a triangle has a perimeter of 126 centimeters, each of the 2 longer sides of the triangle is three times as long as the shortest
1. 1 answer
2. asked by Barbara
3. 1,419 views
the price of a computer fell 20% this year, if the computer now cost $850, how much did it cost last year?
1. 1 answer
2. asked by Barbara
3. 1,742 views
What are some similarities and differences between the poems "i sing of Olaf glad and big" and "Night, Death, Mississippi"?
1. 1 answer
2. asked by Aly
3. 527 views
A hockey puck slides with an initial speed of 52.3 m/s on a large frozen lake. If the coefficient of kinetic friction between
1. 1 answer
2. asked by Confused
3. 874 views
Explain why I2 is not a good primary standard?why is this an iodometric procedure?
1. 1 answer
2. asked by Janu
3. 4,147 views
Experiment: Redox titration;determination of ascorbic acid by an iodometric back-titrationWhy is sodium carbonate added to the
1. 1 answer
2. asked by Jennifer
3. 697 views
Name a pathogenic endospore-forming bacterium (provide genus and species names) which can be associated with improperly canned
1. 0 answers
2. asked by Rose
3. 699 views
What methods would you use to sterilize and clean a lab coat contaminated with a broth culture of Vibrio cholerae so that the
1. 3 answers
2. asked by Rose
3. 1,264 views
How would you disinfectant a plastic chair surface contaminated with blood in the hospital? (Please note in detail the steps
1. 0 answers
2. asked by Rose
3. 439 views
Name a pathogenic bacterium (provide genus and species names) and the disease caused in humans that is typically spread by
1. 0 answers
2. asked by Rose
3. 613 views
A patient with an active case of Mycobacterium tuberculosis (TB) was treated and released from the hospital. You are responsible
1. 0 answers
2. asked by Rose
3. 546 views
Bones are mostly calcium phosphate. Calcium chloride reacts with potassium phosphate to form calcium phosphate and potassium
1. 1 answer
2. asked by mandi
3. 6,480 views
If you are formulating a new chemical disinfectant for bacterial control in the home, note two factors that you would take into
1. 1 answer
2. asked by Rose
3. 353 views
Explain why regular hand soaps are good de-germing agents but poor antimicrobial agents
1. 1 answer
2. asked by Rose
3. 469 views
In the preparation of a rock salt solution, 1.522 grams of impure rock salt was dissolved in 50.0 ml of distilled water. The
1. 1 answer
2. asked by julia
3. 649 views
How would you disinfectant a plastic chair surface contaminated with blood in the hospital? (Please note in detail the steps
1. 1 answer
2. asked by Rose
3. 449 views
13. When an adverb modifies a verb with a helping verb, the adverb should generally be placedA. before the helping verb. B.
1. 10 answers
2. asked by Sarah
3. 1,647 views
What is the preferred method of sterilization for heat-sensitive solution? In addition, note a heat-sensitive solution that can
1. 1 answer
2. asked by Rose
3. 721 views
1.) If f(x) = 3x + 5 and g(x) = 5 - x, then g(f(x)) = 10 + 3x. True or False?My answer: True 2.) If f(x)=x+2 and g(x)=4-x^2,
1. 1 answer
2. asked by Tina
3. 375 views
write an integer to represent a loss of 5 yards in football.–7 –5 5 7
1. 1 answer
2. asked by Anonymous
3. 2,348 views
1.) If f(x)=x^2 and g(x)=4x-5, then fg(x)=4x^3-5x^2? True or False?My answer: True 2.) If f(x) =1/x and g(x)=1/x^2, find
1. 1 answer
2. asked by Molly
3. 377 views
A ball is thrown at 15.5 m/s at 42° above the horizontal. Someone located 30 m away along the line3 of the path starts to run
1. 1 answer
2. asked by Sophie
3. 639 views
What is the name of the pitch that is a fifth above B flat?
1. 0 answers
2. asked by Faye
3. 360 views
1. How did racism impact African American lives during the Great Depression and their access to New Deal programs?2. How were
1. 1 answer
2. asked by Lavanessa Young
3. 606 views
Bethany Link delivers parts for several local auto parts stores. She charges clients $0.75 per mile driven. She has determined
1. 0 answers
2. asked by Vanessa
3. 1,063 views
What is the total ionic equation of this:3CaCl2(aq) + 2K3PO4(aq) → Ca3(PO4)2(s) + 6KCl(aq) Shw all physical states of the
1. 1 answer
2. asked by John
3. 5,479 views
Why is the term, "evolution" applied to Charles Darwin even today? and Why and how does it apply to a cultural anthropology?-Tha
1. 2 answers
2. asked by Anonymous
3. 510 views
Why is the term, "evolution" applied to Charles Darwin even today? and Why and how does it apply to a cultural anthropology?-Tha
1. 1 answer
2. asked by Anonymous
3. 533 views
In order to identify a compound using TLC it is necessary to spot a sample of the pure compound. Why is this necessary?
1. 1 answer
2. asked by Mor
3. 444 views
In order to identify a compound using TLC it is necessary to spot a sample of the pure compound. Why is this necessary?
1. 1 answer
2. asked by Mor
3. 604 views
what is the order of these decimals from least to greatest?-1.4 -1.45 -1.45... -1.455
1. 5 answers
2. asked by help please
3. 972 views
Which word phrase could represent the variable expression 3d + 5? Let d = Beth's age.five more than Beth’s age times three
1. 1 answer
2. asked by Anonymous
3. 574 views
A rocket moves upward, starting from rest with an acceleration of 25.0 m/s2 for 3.77 s. It runs out of fuel at the end of the
1. 1 answer
2. asked by nicky
3. 413 views
What are positive attributes?
1. 3 answers
2. asked by Anonymous
3. 497 views
Determine the number of moles of H in 4.70mol H2O. Please help I tried different ways to do it and I got them all wrong.
1. 1 answer
2. asked by Oliva
3. 4,217 views
Please help me with this problem and can you write down the steps.y-1 ____ x+3 = 3/4 (equivalent ratio)
1. 3 answers
2. asked by Gena
3. 403 views
What are example of a psychosomatic response, when talking about stress?
1. 1 answer
2. asked by Anonymous
3. 348 views
A scuba diver descends 350 ft and then another 225 ft. Express the diver’s final depth as an integer.–525 ft –575 ft 525
1. 1 answer
2. asked by Anonymous
3. 434 views
Find the sum of the first 60 terms of the arithmetic sequence whose first term is −15 and whose common difference is 7.
1. 1 answer
2. asked by gisela
3. 2,167 views
y-1____ x+3 = -3/4 (equivalent ratio) can you explain the steps which you use to get this answer and why you use them . I am
1. 1 answer
2. asked by Gena
3. 510 views
How do you calculate the mass percent composition of nitrogen in NO2?
1. 1 answer
2. asked by Carlos
3. 7,069 views
A rocket ascends at an angle of 60.0˚ with the horizontal. After 1.00 min it is directly over a point that is a horizontal
1. 1 answer
2. asked by syed
3. 478 views
230Th+He____223Po+2 2H+-----please complete this equation
1. 1 answer
2. asked by treasa
3. 365 views
To estimate the size of a bear population on the Keweenaw Peninsula, conervationist captured, tagged, and released 50 bears. One
1. 1 answer
2. asked by LadyG
3. 594 views
A bike wheels rotate 4 revolutions. How radiant has it rotates?
1. 1 answer
2. asked by Jezsie
3. 372 views
Identify the solution(s) of the system of equations, if any.x + 5y = 6 6x - 15y = 18
1. 1 answer
2. asked by Brenda
3. 429 views
A 4.78-g sample of aluminum completely reacts with oxygen to form 6.67 g of aluminum oxide Use this data to calculate the mass
1. 1 answer
2. asked by Luis
3. 1,904 views
The mass of a robot is 6930 kg. This robot weighs 2520 N more on planet A than it does on planet B. Both planets have the same
1. 3 answers
2. asked by S
3. 1,721 views
A recent research study found that surfing the internet and accessing non-academic grades resulted in lowering students GPA.Dr.
1. 0 answers
2. asked by John Doe
3. 553 views
If 70.0 mL of water is added to 30.0 mL of 0.400 M solution of NaOH, what is the new concentration of NaOH?
1. 1 answer
2. asked by h
3. 547 views
an empty truck with a mass of 3000 kg has a maximum acceleration of 1m/s2 .what will its acceleration be when it carries a load
1. 1 answer
2. asked by maziya
3. 670 views
20 foot wire is cut so that the longer peace is four times longer than the shorter piece.what are the lengths of each piece?
1. 1 answer
2. asked by Kim
3. 425 views
in HNO3 titration, you add few drops of phenolphthalein indicator to 50.0 mL of acid in a flask. you quickly add 20.00 mL of
1. 1 answer
2. asked by shane
3. 957 views
Using the following cash flows for projects A and B, use payback period, discounted payback period, NPV, IRR, and MIRR to see if
1. 0 answers
2. asked by James
3. 709 views
A water pump produces 9KL of water per hour at a height of 70 m above the pump.The pump is driven by a 3 KW electric
1. 2 answers
2. asked by Thulani
3. 1,125 views
A bag contains three black balls, four white balls and five red balls. Three balls are removed without replacement. What is the
1. 3 answers
2. asked by Ariyo
3. 3,893 views
A car travelling at 60 km/h hits a bridge abutment. A passenger in the car moves forward adistance of 67 cm (with respect to the
1. 1 answer
2. asked by gregory
3. 609 views
how does the speakers mother fell about herself as a young girl
1. 2 answers
2. asked by clra
3. 560 views
What's the difference between the phrase:"It is not about you", and "It has nothing to do with you" Or do they necessarily mean
1. 1 answer
2. asked by Levi
3. 423 views
A satellite of mass 205 kg is launched from a site on Earth's equator into an orbit at 200 km above the surface of Earth.(a)
1. 1 answer
2. asked by Dallas
3. 2,216 views
. A 90cm uniform lever has a load of 30N suspended at 15cm from one of its ends. If the fulcrum is at the centre of gravity,
1. 2 answers
2. asked by uchenna
3. 799 views
Does a molecular compound in water have hydration or have ionization ?
1. 1 answer
2. asked by MAD
3. 346 views
An acoustic burglar alarm consists of a source emitting waves of frequency 28.0 kHz. What is the beat frequency between the
1. 0 answers
2. asked by onon
3. 659 views
a car is moving at 80km/hr and slows down to 13km/hr in 9.75 seconds. Calculate the car's accelerationFormula for acceleration=
1. 1 answer
2. asked by Coleson
3. 562 views
what is the prime factorization of 140
1. 1 answer
2. asked by anonymous
3. 649 views
An ambulance with a siren emitting a whine at 1600 Hz overtaken and passes a cyclist pedaling a bike at 2.44 m/s. After being
1. 1 answer
2. asked by onon
3. 658 views
A state trooper chases a speeder along a straight road; both vehicles move at 160 km/h. The siren on the trooper's vehicle
1. 1 answer
2. asked by onon
3. 679 views
Solve each system of equation by grpahing?3. y=-3x+6 2y=10x-36 4. y=-x-9 3y=5x+5
1. 1 answer
2. asked by anonymous
3. 762 views
According to U.S. News & World Report data, in 1995 tuition costs at Indiana University, a public university, were $2,984 per
1. 1 answer
2. asked by mike
3. 838 views
What is half of 850
1. 1 answer
2. asked by Ari
3. 512 views
1. How did the Committee of Public Safety identify enemies of the state?A: The Committee of Public Safety indentified enemies of
1. 6 answers
2. asked by Victoria
3. 2,247 views
A basketball is thrown at 45° to the horizontal. The hoop is located 4.4 m away horizontally at a height of 1.1 m above the
1. 1 answer
2. asked by anna
3. 888 views
A geosynchronous satellite is one that appears to be fixed in the sky, a condition useful for telecommunications. If such a
1. 1 answer
2. asked by anna
3. 1,596 views
Why does biomass decrease as we move up the biomass pyramid?
1. 0 answers
2. asked by A
3. 627 views
What is the correct name of the compound that is incorrectly named 1-chloro-3-pentyne?
1. 1 answer
2. asked by M
3. 1,788 views
There were many examples that inspired the reform-minded spirit after 1900. Which was not an example?Muckrakers Plessy v.
1. 5 answers
2. asked by Bob
3. 546 views
What is the IUPAC name for the molecule shown here?H I \ / C=C / \ I H
1. 5 answers
2. asked by M
3. 1,862 views
A pitcher throws a baseball horizontally from the mound to home plate. The ball falls 0.926 m (3.04 ft) by the time it reaches
1. 2 answers
2. asked by kash
3. 1,162 views
Explain why the expression (x^2+ 6)------- (x^3+3) , which seemingly can be simplified, actually cannot be simplified.
1. 0 answers
2. asked by Anonymous
3. 449 views
explain why the expression (x^2+6) / (x^2+3) which seemingly can be simplified, actually cannot be simplified.
1. 1 answer
2. asked by Anonymous
3. 381 views
Becka borrowed $100 from her cousin at the rate of 6% per year. If the inflation rate was 2% that year, what is her cousin's
1. 1 answer
2. asked by Luis
3. 2,192 views
Women made many contributions during World War I. Which area did they make the least impact?Nurses in the war Heavy industry
1. 4 answers
2. asked by Randy
3. 533 views
Write a sentence for the given topic, using a form of one of the following linking verbs in each sentence: smell, sound, feel,
1. 5 answers
2. asked by Steven
3. 843 views
Please help me! I don't know how to do this at all.Calculate the enthalpy for the reaction: NO (g) + O (g) → NO2 Given the
1. 1 answer
2. asked by Luca
3. 597 views
1 cm to the third of aluminum weighs 2.7 grams if a sheet is 0.003 8 find the weight
1. 1 answer
2. asked by joyce
3. 403 views
A railroad tunnel is shaped like a semiellipse as shown below.A semiellipse is shown on the coordinate plane with vertices on
1. 1 answer
2. asked by Lisa
3. 3,678 views
ProximaCentauriisapproximatelythesamedistancefromEarth(slightly less than 4.3 light years) as Alpha Centauri A, but it has an
1. 2 answers
2. asked by kennisha
3. 667 views
between which two square roots of integers can you find pi?
1. 3 answers
2. asked by Anonymous
3. 4,789 views
Consider two toy cars. Car A starts from rest and speeds up with constant acceleration for a time delta t until it reached a
1. 5 answers
2. asked by Wes
3. 996 views
are the length of a side of a square and the area of the square related proportionally?
1. 1 answer
2. asked by Anonymous
3. 1,312 views
A ball falls 5.00 m to the ground. It remains in contact with the ground for 0.027 s and then rebounds to a maximum height of
1. 1 answer
2. asked by Jane
3. 400 views
Please help!Calculate the standard change in enthalpy, ΔH°rxn, for the decomposition of calcium carbonate to calcium oxide
1. 1 answer
2. asked by Jane
3. 3,583 views
A pot with a flower falls out of a window box in a tall apartment building. It passes the top of a particular window with a
1. 1 answer
2. asked by Jane
3. 1,062 views
A spacecraft is in orbit close to the moon's surface. The centripetal acceleration is 1.6 m/s^2. If the radius of the moon is
1. 1 answer
2. asked by Claire
3. 628 views
The barrel of a rifle has a length of 0.97m. A bullet leaves the muzzle of a rifle with a speed of 601m/s. What is the
1. 1 answer
2. asked by emily
3. 1,517 views

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