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Chris

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Questions (1,410)

Why did conflict arise between Henry II and Thomas Becket
1. 27 answers
2. asked by Chris
3. 11,922 views
1. Which of the following choices is a strategy that could help with time management?A. Spending most of the day on leisure
1. 62 answers
2. asked by Chris
3. 30,663 views
How many Btu's are required to change five pounds of ice at 20°F to water at 160°F?a. 2,608 Btu’s b. 1,390 Btu’s c. 1,304
1. 5 answers
2. 8,611 views
The voltage of the power supply in a AC-DC coupled circuit is given by the function v(t) = 130sin5t + 18, where t is time, in
1. 3 answers
2. 2,134 views
Hi, I hope you guys don't mind if I post a couple probability questions.A child returns a five-volume set of books to a
1. 5 answers
2. 2,200 views
13. A true or false test has 8 questions. What is the probability of guessing the correct answers to all the questions?A. 1/10
1. 10 answers
2. 7,253 views
A 39-turn circular coil of radius 3.20 cm and resistance 1.00 Ω is placed in a magnetic field directed perpendicular to the
1. 4 answers
2. 6,680 views
How has the united states used economic pressure to promote the spread of democracy
1. 9 answers
2. 1,107 views
An object A of mass 20kg moving with an initial velocity of 3m/s makes a head on collision with object B mass 10kg moving with a
1. 5 answers
2. 2,664 views
The bearing of x from y is 045°and the bearing of z from y is 145°,where x,y and z are three points in the plane.lf y is
1. 5 answers
2. 1,061 views
A cable 45.4 m long is carrying a uniformly distributed loadalong its span. If the cable is strung between two posts at the same
1. 4 answers
2. 1,327 views
Eryn and seven of her friends go out to lunch. The total bill comes to $143.35. They decide to leave a 15% tip. Each person will
1. 7 answers
2. 4,143 views
SraJMcGin can you please help me?Modifique el texto por cambiar los verbos italizados de lo familiar (informal) a lo formal
1. 7 answers
2. 2,395 views
A bowling ball is rolled down and alley with a constant velocity of 1.4m/sec. at an angle of 86deg. To the starting line. The
1. 5 answers
2. 2,909 views
When you enter the bank, you find that there are only two tellers, both busy serving other customers, and that there are no
1. 4 answers
2. 3,966 views
electrons are accelerated from rest over a distance of 800m to a velocity of 3x10 7 m/s. what is the acceleration of the
1. 1 answer
2. 587 views
How might fossils help plaeontogists to learn about important behaviors of diffrent types of animals. what social behaviors
1. 1 answer
2. 603 views
Find the absolute and percent relative error for each calc.b) 81.5 (+/- 0.5) x 40.2 (+/- 0.2)/ 21.8 (+/- 0.2) my answer for
1. 1 answer
2. 629 views
Where was the legendary valley of diamonds locatedThe possible location of this mythical valley is discussed in this site.
1. 1 answer
2. 1,025 views
I got this question wrong, and I'm not sure where my mistakes lie. Can someone show me what I'm not doing right and what the
1. 4 answers
2. 1,651 views
Consider a triangle ABC. C is a right angle, and side a is opposite angle A, side b is opposite angle B, and side c is the
1. 1 answer
2. 774 views
Criticize the following statements.1. In an ionic compound, the number of cations is always equal to the number of anions. [Is
1. 3 answers
2. 2,820 views
I have to write the introduction to literary essay on The Remains of the Day with the topic "self-deception as
1. 1 answer
2. 607 views
In a lab we are doing, we need to find the theoreical amount of NaCl that we should have left after evaporating the water off an
1. 1 answer
2. 609 views
I am writing an literary essay about The Remains of the Day by Kazuo Ishiguro with the topic of "self-deception as
1. 2 answers
2. 500 views
Explain what is meant in word processing by text wraparound.Its a text display feature of most word processing programs. Text
1. 1 answer
2. 784 views
We are doing a lab that requires finding the molarity of an unknown AgNO3 solution after reacting NaCl + AgNO3 --> NaNO3 and
1. 3 answers
2. 1,981 views
In a lab we are trying to find the percent yield of NaCl collected after evaporating the water off an NaCl solution. We made up
1. 1 answer
2. 532 views
Anthroquinone (C14H8O2), an important intermediate in the dye industry, is produced from the reaction of benzene with phthalic
1. 5 answers
2. 1,099 views
How do you find an equation of a quadratic function from two points. The two points are the vertex and the y intercept.Suppose
1. 1 answer
2. 410 views
Could someone please proofread my essay for english? The topic is "self-deception as self-destruction".
1. 1 answer
2. 442 views
Combustion analysis of 1.00g of the male sex hormone, testosterone, yields 2.90 g of CO2 and .875 g H2O. What are the mass
1. 4 answers
2. 2,096 views
Ibuprofen, the active ingredient in advil, is made up of carbon, hydrogen, and oxygen atoms. When a sample of ibuprofen,
1. 2 answers
2. 847 views
Asprin, C9H8O4, is prepared by reacting salicylic acid, C7H6O3, with acetic anhydride, C4H6O3, in the reactionC7H6O3(s) +
1. 6 answers
2. 5,105 views
Write the net ionic equation for any precipitation reaction that occurs when .1M solutions of the following are mixed.Does the
1. 3 answers
2. 1,347 views
I just need a basic idea as to how to approach these two problems.1. A 1.020 g sample know to contain only magnesium carbonate,
1. 1 answer
2. 810 views
I have a few questions on how to do a few problems that I got wrong for homework.1. If 5.28 g of tin reacted with fluorine to
1. 3 answers
2. 578 views
A worker drags a crate across a factory floor by pulling on a rope tiedto the crate. The worker exerts a force of 450 N on the
1. 1 answer
2. 892 views
A 100 kg crate is pushed at constant speed up the frictionless 30 degree ramp by a horizontal force vector F. What are the
1. 3 answers
2. 1,809 views
Why would you expect lithium and sulfur to have different chemical and physical properties?Li is in group IA(or 1 depending upon
1. 2 answers
2. 1,353 views
Three bolocks are connected(mass_1 on the left connected to mass_2 with a string which is T_1. Mass_2 is connected to Mass_3
1. 1 answer
2. 455 views
A horse pulls a barge down a canal. The horse pulls on the rope with a force of 7900 N at an angle of 18 degrees to the
1. 2 answers
2. 741 views
An elevator with a wieght of 27.8 kN is given an upward acceleration of 1.22 m/s^2 by a cable. a) what is the tension in the
1. 1 answer
2. 482 views
A lamp hangs vertically from a cord in a descending elevator that declerates at 2.4m/s^2 a) if the tension in the cord is 89N
1. 3 answers
2. 619 views
A section of an alpne cable-car system has a maximum permissible mass of each car with occupants in 2800kg. The cars riding on a
1. 2 answers
2. 540 views
Three bolocks are connected(mass_1 on the left connected to mass_2 with a string which is T_1. Mass_2 is connected to Mass_3
1. 1 answer
2. 511 views
A horse pulls a barge down a canal. The horse pulls on the rope with a force of 7900 N at an angle of 18 degrees to the
1. 1 answer
2. 668 views
An elevator with a wieght of 27.8 kN is given an upward acceleration of 1.22 m/s^2 by a cable. a) what is the tension in the
1. 2 answers
2. 1,021 views
Which of the following pairs of atoms would you expect to combine chemically to form an ionic compound?A.Li and S B.O and S C.Al
1. 5 answers
2. 4,353 views
A man is dragging a trunk up the loading ramp of a mover's truck. The ramp has a slope angle of 20 degrees, and the man pulls
1. 3 answers
2. 1,735 views
A .22 rifle bullet traveling at 360m/s strikes a block of wood, which penetrates to a depth of .110m. The mass of the bullet is
1. 4 answers
2. 5,218 views
An oil tanker's engine have broken down and the wind has accelerated the tanker to a speed of 1.5m/s straight toward a reef.
1. 1 answer
2. 1,001 views
A loaded elevator with very worn cables has a total mass of 1800 kg and the cavles can withstand a maximusm tension of 28000N a)
1. 3 answers
2. 1,518 views
Two blocks each with weight w are held in place on a frictionless incline. In terms of w ans the angle theda of the incline,
1. 3 answers
2. 1,677 views
If i buy a machine it will save me $1000 each year for 3 years. If the interest rate is 8% what is the most I should pay for the
1. 1 answer
2. 354 views
I need to make 10 ml of bacitracin at 1 uM. I have purchased 5 mg of it. The MW of it is 458.6 g. How would I go about doing
1. 1 answer
2. 343 views
How do I make 5 ml of a final concentration of 20 ug/ml of reagent A in 10% reagent B/ 1X reagent C?Note: The stock of reagent A
1. 1 answer
2. 651 views
A father racing his son has half the kinetic energy of the son, who has half the mass of the father. The father speeds up by 1
1. 2 answers
2. 1,288 views
e^x+2=13solve by logarithm Take the ln of both sides. x*ln e = ln 13. You can do this on your calculator. If you don't know the
1. 1 answer
2. 529 views
An intermediate reaction used in the production of nitrogen containing fertilizers is that b/w NH3 and O24NH3(g) + 5O2(g)-->
1. 1 answer
2. 535 views
One atmospheric pressure is that which will support a column of mercury 760.0 mm high. Show that 1 atm equals 1.013 x 10^5
1. 1 answer
2. 526 views
Is average speed (u) the same as root mean square velocity? I found a formula for root mean square velocity which I know is also
1. 3 answers
2. 517 views
How do I solve this?tan^2x= 2tanxsinx My work so far: tan^2x - 2tanxsinx=0 tanx(tanx - 2sinx)=0 Then the solutions are: TanX=0
1. 4 answers
2. 3,662 views
1. The company uses a job-order costing system. How would you recommend that manufacturing overhead cost be assigned to
1. 1 answer
2. 571 views
I need help balancing this redox equation:H2O2 + Ni+2 --> H2O + Ni+3 in basic solution. Here's what I have so far: Ni+2 --> Ni+3
1. 4 answers
2. 2,281 views
How does a genre affect the theme of a story - like A Christmas Carol?This site will give you a definition, plus types of
1. 1 answer
2. 1,144 views
What is the significance of the Mayflower Compact, Virgina House of Burgesses, and colonial town meetings? How are these terms
1. 2 answers
2. 663 views
Was Macbeth to blame for his own tragedy in Macbeth? There are two possibilities Macbeth or Lady macbeth.Or the Witches. He
1. 1 answer
2. 528 views
Hello, I need help I have to make my own personal code of Ethics following the NAEYC guidelies and also a statement of
1. 2 answers
2. 840 views
Magnesium sulfate is often used it first aid hot-packs giving off heat when dissolved in water. When 2.00 g of MgSO4 dissolves
1. 6 answers
2. 6,894 views
Fructose is a sugar commonly found in fruit. A sample of fructose, C6H12O6, weighing 4.50 g is burned in a bomb calorimeter. The
1. 4 answers
2. 3,743 views
Given2Al2O3 (s) --> 4Al(s) + 3O2 (g) (standard enthalpy change= 3351.4 kJ) a) What is the heat of formation of aluminum oxide?
1. 4 answers
2. 7,295 views
Butane, C4H10, is widely used as a fuel for disposable lighters. When one mole of butane is burned in oxygen, carbon dioxide and
1. 3 answers
2. 2,576 views
How many dimes are in $5.00?How many quarters are in $20.00? 1 dime = 10 cents or .10 take 5 dollars and divide by .10 same
1. 1 answer
2. 456 views
Which letter of the term that is NOT a representative particle of a substance.a)molecule b)atom c)grain d)formulaunit Was ist
1. 1 answer
2. 1,050 views
is the following sentence true or false?To determine the number of representative particles in a compound, you count the
1. 1 answer
2. 558 views
If you divide the molar mass of a compound by the empirical formula mass, what is the result?That division should be VERY close
1. 2 answers
2. 891 views
Is this true? The molar mass of nitrogen gas is 14.0 g.Nitrogen occurs in nature as N<sub>2</sub>
1. 1 answer
2. 375 views
Help me out! Thanks! You guys have really helped me before.Question 1 What does the law of inertia say about the velocity and
1. 2 answers
2. 540 views
What is the density of N2O, a gas, at STP?How many moles are in 16 grams of O2? density = mass/volume 1 mol of a gas occupies
1. 2 answers
2. 1,372 views
Superscript 15How many moles of Pb is 9.3 X 1015 atoms of pb? 1 mol of Pb atoms will contain 6.02 x 10^23 atoms of Pb. So 9.3 x
1. 1 answer
2. 1,070 views
what mass of protons would be required to just neutralize the charge of 1.0g of electrons?how do I answer this? You know the
1. 5 answers
2. 7,046 views
We were given an assignment to find a formula for finding the density of water. I wasn't in class when the assignment was given,
1. 1 answer
2. 443 views
Find two Web sites dealing with indigenous cultures and/or religions. Discuss how modern civilization has impacted the spiritual
1. 3 answers
2. 627 views
Consider the interrelatedness of everything in the cosmos as it is expressed in many indigenous religions. How do you think the
1. 7 answers
2. 552 views
From your experience, predict which of the following reactions are spontaneous.a) Zn(s) + 2H+(aq)--> Zn+2(aq) + H2 (g) b)
1. 1 answer
2. 1,027 views
I'm reading [and translating] the poem "LlÃ©nalo de Amor" by Amado Nervo. I've gotten most of it down, but I'm stuck on one
1. 1 answer
2. 534 views
A cart of mass 340 g moving on a frictionless linear air track at an initial speed of 1.2 m/s undergoes an elastic collision
1. 4 answers
2. 2,059 views
In a game of pool the cue ball strikes another ball of the same mass and initially at rest. After the collision the cue ball
1. 1 answer
2. 705 views
I'm unbelievably stuck on this problem. Any help would be appreciated.Red phosphorous is formed by heating white phosphorous.
1. 1 answer
2. 590 views
In a game of pool the cue ball strikes another ball of the same mass and initially at rest. After the collision the cue ball
1. 1 answer
2. 595 views
A cart of mass 340 g moving on a frictionless linear air track at an initial speed of 1.2 m/s undergoes an elastic collision
1. 3 answers
2. 2,101 views
1. Use standard entropies and heats of formation to calculate delta-G of formation at 25° C fora) cadmium(II) chloride (s) b)
1. 2 answers
2. 1,166 views
Can someone check this for me?Predict which reactions are spontaneous: a) Zn(s) + 2H+(aq) --> Zn+2(aq) + H2(g) b) CaCO3(s) +
1. 1 answer
2. 906 views
Consider a Carnot engine operating between the temperatures of 300. K and 189 K. Find the efficiency of this engine. Assume,
1. 1 answer
2. 587 views
I don't believe I'm getting the correct answers for this problem. Could someone look over my work and verify whether it is
1. 1 answer
2. 561 views
If an ideal gas is allowed to expand into a vacuum, this means that the external pressure is 0. This doesn't affect the internal
1. 1 answer
2. 608 views
When atmospheric pressure is 700. mmHg, water boils at 97.714 degrees C. Calculate entropy change of water if 50.0 grams is
1. 1 answer
2. 630 views
I'm writing a term paper for history, and I wondering which is correct:The 1920s was a period of... The 1920s were a period
1. 1 answer
2. 1,260 views
Our history teacher requires us to write out numbers from 1-100 in our history essays. However, if I were writing something such
1. 1 answer
2. 513 views

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