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How has paper changed over time.
1. 1 answer
2. 333 views
In a paragraph, compare and contrast the two forms of poetry haikus and limericks. It should include a specific description of
1. 4 answers
2. 791 views
1:Which word is a conjunction in the sentence:The man quickly but carefully opened the oysters hard shell. A:quickly B:but
1. 5 answers
2. 1,444 views
Graphic designer has offered client 3 options. Poster 1 16x20 inches. Poster 2 1/2 the side of option 1. Option 3 poster that is
1. 1 answer
2. 468 views
The flower produced by the morning glory has a polygon appearance. Classify and name the polygon produced by the flowerWhat does
1. 2 answers
2. 801 views
A car slows down from a speed of 20m/s to rest in 25 seconds.Find its acceleration.
1. 1 answer
2. 680 views
The temperature of the Sun’s surface (the so-called photosphere) is about 5500 C. Assume that the Sun’s surface is pretty
1. 0 answers
2. 666 views
I am doing volume and surface areas of 3D figures, and am running into the problem of having to give the exact answers as well
1. 1 answer
2. 733 views
Samantha is buying carpet for her family room, which is 8 yards by13 yards. The carpeting is sold in square meters. How many
1. 3 answers
2. 936 views
Start with the integer 4. Subtract 8. From your answer subtract -2, and then subtract 17 from the last answer. What is your
1. 1 answer
2. 436 views
In each hand of Blackjack, Megan wins $2 with probability 0.1, or wins $1 with probability 0.3, or loses $1 with probability
1. 0 answers
2. 513 views
New Orleans has highest elevation of 25, lowest -8. Long Beach has highest 360, lowest -7. Which city has an average elevation
1. 2 answers
2. 620 views
If recipe takes 1-1/4 cups of sugar to 2 cups of milk but if you only have 1 cup of sugar then how much milk do you use?
1. 3 answers
2. 955 views
At a local music store CDs cost 11.99including tax is the number of CDs purchased proportional to the cost of the CDs
1. 2 answers
2. 1,928 views
A car will skid to a halt at a uniform rate of -9.4 m/s^2. If you measure skid marks that are 34 m long, with what speed was the
1. 1 answer
2. 2,036 views
If 3/8 of a cup of milk makes 6 muffins , how many muffins does 1 cup of milk make
1. 1 answer
2. 514 views
5= 6y; y
1. 1 answer
2. 239 views
X= 2; 7x^3 + 4
1. 2 answers
2. 297 views
A wire of length 50cm is cut into two parts and each part is bent to form a square. If the total area of the two square is
1. 1 answer
2. 582 views
When 28.2706 grams of solute are used to make a 932 mL solution of potassium hydroxide, what is the concentration of the
1. 0 answers
2. 452 views
How many grams of solute are required to make a 789 mL solution of calcium acetate with a concentration of 0.0049 M?
1. 1 answer
2. 474 views
There is a lampost of twenty meters in height casting light on a tree 10 metres. How long is the shadow of the tree?
1. 1 answer
2. 364 views
During a free kick at a soccer playoff game a 0.5 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of
1. 0 answers
2. 589 views
A bead of mass m = 41.5 kg is released from point A which is located 5 m above the ground and slides on the frictionless track
1. 0 answers
2. 607 views
A 3.1 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 98 cm (h on the
1. 1 answer
2. 781 views
A point mass m = 115 g hangs from a string of length l = 1.07 m.Calculate the value of v, the initial speed m should be given at
1. 1 answer
2. 479 views
Which equation represents the relationship in the table below?K . M -----------.------------ 1 . 5 2 . 10 3 . 15 4 . 20 5 . 25
1. 1 answer
2. 526 views
I have to find out the direct object pronoun and then replace the direct object with a direct pronoun. Please check my answers.1
1. 5 answers
2. 1,136 views
I need an example of a simile for 'relieved'.
1. 26 answers
2. 13,020 views
Let f(x) be defined by f(x) = x/(x - 4). What is the image of f?
1. 1 answer
2. 401 views
The function f(x) = x^3 + x an inverse. Compute f^-1(0) and f^-1(2). Hint: Do not try to evaluate f^-1 explicitly.
1. 2 answers
2. 359 views
Camille Keegan sells lamps for $105.55 that cost her $75.00. Camille's percent of markup based on the selling price is:
1. 1 answer
2. 1,392 views
Aqueous sodium sulfide reacts with aqueous calcium chloride to make a solid. The % yield is 85%. Calculate the amount of each
1. 1 answer
2. 927 views
We did a titration of calcium hydroxide lab in chemistry, once with and once with edta, we have to calculate the solubility for
1. 0 answers
2. 614 views
Someone please help.A radio needs to be tuned to a range of values between 526.5 - 1606.5 kHz. Choose a combination of inductor
1. 1 answer
2. 384 views
Construct a 2 × 2 matrix that defines a shear of factor 4 in the y-direction, followed by a scaling of factor 5 in the
1. 0 answers
2. 411 views
Find a single matrix that defines a rotation of the plane through an angle of π/6 about the origin, while at the same time
1. 0 answers
2. 584 views
Where is somewhere I can get a definition from that I can cite as a scholarly source? My prof said that we can't use an online
1. 2 answers
2. 675 views
I did a lab, an kinetics lab (iodide clock) and in my lab report I have to calculate the initial rate in mol L-1 s-1 and I'm not
1. 0 answers
2. 646 views
Are advertisements valuable primary sources/reflections of culture? Why or why not?
1. 2 answers
2. 498 views
27% of heat produced by the stove's gas burner is transferred to the soup in the covered pot, the rest is lost. Determine the
1. 0 answers
2. 541 views
I have to write the rate law for two elementary reaction equationsA ) 2a+b>c+d B ) X+Y>Z I'm pretty sure it's just k[ A ][ B ]
1. 0 answers
2. 548 views
PART 1>>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10
1. 0 answers
2. 916 views
PART 1>>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10
1. 1 answer
2. 529 views
I have to write the rate law for two elementary reaction equationsA ) 2a+b>c+d B ) X+Y>Z I'm pretty sure it's just k[ A ][ B ]
1. 0 answers
2. 697 views
I need to find the limit as x goes to 3 of (1-sqrt(x-2))/(x-3)), I know the answer is -1/2 but I have no idea how to get to the
1. 1 answer
2. 319 views
I have to calculate the heat capacity of a coffee cup calorimeter, but I'm not sure how. I have NaCl and NaOH, they both start
1. 1 answer
2. 441 views
Hydrogen peroxide can be prepared in several ways. One method is the reaction between hydrogen and oxygen, another method is the
1. 2 answers
2. 6,610 views
find the limit as x->3 of (1-sqrt(x-2))/(x-3)I'm not sure how to get the answer, I know it's -1/2, but I don'y know how to get
1. 1 answer
2. 324 views
Emily wants to make a regtangular model with a height of one connecting cube. she wants to make the model in exactly 2 different
1. 3 answers
2. 1,418 views
A chemical technician prepares Ni(NH3)6Cl2 by adding 4.55 g of solid NiCl2·6H2O to 25 mL of 6.0 M aqueous NH3. What is the
1. 3 answers
2. 3,681 views
I have to list distributed benzene in order of polarity, and I don't think i know how to do that, but does polarity have to do
1. 0 answers
2. 447 views
I just need someone to check over my answers, I'm pretty confident in all of them!In which six-membered hydrocarbon rings are
1. 1 answer
2. 1,783 views
Draw the best Lewis structures for NO+, NO2-, NO2H, and NO3-. Based on the Lewis structures, list all of the the N-O bonds
1. 1 answer
2. 2,257 views
Identify the predominant intermolecular force in each of these substances.1. Hydrogen 2. Dipole-Dipole 3. London A)H20 B)NH3
1. 4 answers
2. 19,450 views
4. The newly elected Canadian government is planning on withdrawing Canada’s CF-18 jets from the allied bombing campaign
1. 0 answers
2. 479 views
I have finished my assignment I just need someone to read it over and check my logic, please and thank you!1. Read the following
1. 8 answers
2. 711 views
If you have a inductive argument, and you're evaluating if the conclusion is valid or not, if you can figure out a different
1. 0 answers
2. 427 views
Can you tell me what, (in greatest to least) the order is... 1/2, 4/5, 5/6, 2/3 7/8, and 1/4. this will be greatly
1. 5 answers
2. 1,038 views
A Solid Cube Of Steel Has Each Side 10cn Long.Find Its Mass If The Density Of Steel Is 6.5g/cm
1. 2 answers
2. 877 views
1. In the lab you will be provided with 0.1 M sodium hydroxide that you will standardize using KHP. What is implied by writing
1. 1 answer
2. 604 views
1. Which molecule should have the higher dipole moment, and why?a) COF2 because it contains more F atoms. b) COFH because the
1. 1 answer
2. 6,524 views
Anthracene is a yellow, crystalline solid found in coal tar. Complete this structure for anthracene, C14H10, by adding bonds and
1. 1 answer
2. 10,019 views
I've seen these questions asked today/yesterday (and answered) but I just wanted someone to check over my answers to see if they
1. 1 answer
2. 650 views
I've seen these questions asked today/yesterday (and answered) but I just wanted someone to check over my answers to see if they
1. 0 answers
2. 596 views
What is the electron configuration for the aluminum ion? Phosphide ion? Do NOT use shorthand notation!My answer but when I input
1. 1 answer
2. 894 views
In the reaction that forms aluminum nitride from its elements, which element is being oxidized?
1. 1 answer
2. 453 views
Algebra
1. 1 answer
2. 478 views
You synthesized copper (I) chloride and copper (I) oxide. How do they differ from their copper (II) analogs? comment on the
1. 1 answer
2. 688 views
How do I calculate the percent yeild of copper give the mass and concentration of Cu(NO3)2 and the final mass of copper
1. 0 answers
2. 468 views
is it easy to distinguish between between the different oxidation states of copper? why?-I answered yes because copper (I) is
1. 0 answers
2. 727 views
In a copper cycle lab if I add HCl to CuO to produce CuCl, what would a word equation for that reaction be? Is it a chemical
1. 0 answers
2. 452 views
1. is it easy to distinguish between between the different oxidation states of copper? why?2. You synthesized copper (I)
1. 1 answer
2. 919 views
In a copper cycle lab if I add HCl to CuO to produce CuCl, what would a word equation for that reaction be? Is it a chemical
1. 0 answers
2. 453 views
I posted this question earlier but I still need help with this.I need to explain how this argument could be constructed as
1. 2 answers
2. 501 views
I need to explain how this argument could be constructed as circular,the argument is [W]e may observe, that there is no species
1. 3 answers
2. 685 views
I have finished my assignment I and would like if someone could look it over and tell me if I'm really off on any points?(i)
1. 16 answers
2. 761 views
I need to identify if each premise is acceptable or unacceptable, and for this the conditions of acceptability areacceptable by
1. 1 answer
2. 851 views
I need to identify if each premise is acceptable or unacceptable, and for this the conditions of acceptability areacceptable by
1. 1 answer
2. 488 views
A 18.7 g sample of CaCO3 was treated with aqueous H2SO4 producing calcium sulfate, water and 3.65 g of CO2(g) according to:CaCO3
1. 2 answers
2. 2,934 views
A sphere of mass 78 kg is attached to one end of a rope as shown in the figure below. It is found that the rope does an amount
1. 0 answers
2. 506 views
What is the concentration of Fe(III) with a stock concentration of .00025 M in a solution of 1 ml FeCl3 and 9 ml of HCl?2 ml of
1. 1 answer
2. 620 views
Complete combustion of 8.30 g of a hydrocarbon produced 26.7 g of CO2 and 9.10 g of H2O. What is the empirical formula for the
1. 1 answer
2. 1,782 views
I have a question from an old exam that I need help to understand, i'm not sure where to startAn electron in an electronically
1. 0 answers
2. 828 views
I have a metal sheet of indium, and when a uv light with a wavelength of 265 nm is shone on it the surface ejects electrons that
1. 0 answers
2. 484 views
A particular style of sunglasses costs the retailer $80 per pair. At what price should the retailer mark them so he can sell
1. 1 answer
2. 1,316 views
solve for x(4/4)x^2-(12/4)x+(61/4)=0
1. 3 answers
2. 332 views
If z = (x-8)/(2x) then x=?
1. 2 answers
2. 4,208 views
Which of these numbers is the smallest?0.24, 0.02, 0.11, 2, 0 (Is 0 considered to be the smallest number here?)
1. 4 answers
2. 2,866 views
If a rectangular solid has a mass of 59.345 g and measures 10.05 cm by 5.20 cm by 1.25 cm, what is the density of the solid?
1. 1 answer
2. 1,232 views
In a 4 mile walk, Jenny covered the first 2 mile in 40 minutes. How fast should she walk the rest of the way to average 3.5
1. 1 answer
2. 548 views
An airplane is heading north at an airspeed of 500 km/hr, but there is a wind blowing from the northwest at 50 km/hr. how many
1. 2 answers
2. 4,273 views
An airplane is heading north at an airspeed of 300km/ hr, but there is a wind blowing from the northwest at 50km/hr. How many
1. 1 answer
2. 1,358 views
Two planes leave the same airport at the same time. one flies 20 degrees east of north at 500 mph. the second flies 30 degrees
1. 2 answers
2. 2,700 views
Express 4.9sin(x)+4.4cos(x)in the form ksin(x+ϕ)
1. 1 answer
2. 519 views
Find the exact value of sin(285∘)
1. 1 answer
2. 2,480 views
Solve the following equation for all solutions: sin(6x)cos(11x)-cos(6x)sin(11x)=-.1
1. 1 answer
2. 3,247 views
Find all solutions on the interval [0.2pi)A) -3sin(t)=15cos(t)sin(t) I have no clue... b) 8cos^2(t)=3-2cos(t) All i did was move
1. 1 answer
2. 848 views
1) Find the exact value of the expression:tan−1(tan(−120651/47π))... How do you find Tan(-120651/47pi)? I don't know how to
1. 2 answers
2. 824 views
Solve sin(x)=−0.89 on 0≤x<2πThere are two solutions, A and B, with A < B
1. 1 answer
2. 1,243 views

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