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A basketball player drops a 0.60-kg basketball vertically so that it is traveling at 6.0 m/s when it reaches the floor. The ball
1. 1 answer
2. 1,433 views
Carmen is using the quadratic equation (x + 15)(x) = 100 where x represents the width of a picture frame. Which statement about
1. 1 answer
2. 2,220 views
A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m
1. 1 answer
2. 2,310 views
A person holding a lunch bag is moving upward in a hot air balloon at a constant speed of 6.1 m/s . When the balloon is 28 m
1. 1 answer
2. 1,134 views
How many electrons does the bromine of BrF3 have in its outermost valence shell?Is it still seven like it would be when Br is by
1. 1 answer
2. 654 views
a circle is divided into 9 equal parts. That is the angle measure of two of those parts?
1. 2 answers
2. 728 views
a study shows that 16% of household appliances break during any given year. If a person has 4 household appliances, what is the
1. 3 answers
2. 443 views
A music store sells a CD with a wholesale price of $6 for $10.50 and one with a wholesale price of $14.00 for $20.50. If the
1. 1 answer
2. 683 views
How can I reword or connect the two parts of this sentence?The truth behind the controversy is more than the remembrance of
1. 1 answer
2. 504 views
A 43.20 mL sample of 0.3260 M sodium hydroxide (NaOH) is required to react completely with 36.70 mL of a phosphoric acid (H3PO4)
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2. 818 views
Will 100g of copper completely replace all the silver in 200g of silver nitrate
1. 1 answer
2. 873 views
Convert 8km to 22 minutes.. how?
1. 1 answer
2. 359 views
A skier leaves the top of a ski ramp at an angle of 25 degrees with an initial velocity of 10m/s. The ramp is 60 m high,
1. 0 answers
2. 750 views
A ball is kicked with an initial velocity of20.0 m/s at an angle of 35 degrees to the ground. If it is to pass over a wall 5.6 m
1. 0 answers
2. 562 views
A skier leaves the top of a ski ramp at an angle of 25 degrees with an initial velocity of 10m/s. The ramp is 60 m high,
1. 0 answers
2. 445 views
For f(x)= 3x^2 +5 and g(x)=7x-2,a. Verify: (show the steps for each side clearly.) g(x+2) not equal g(x) + g(2). I need help idk
1. 1 answer
2. 372 views
A size 36 shoe in France is size 3.5 in England. A function that converts shoe sizes in France to those in England is
1. 1 answer
2. 1,275 views
At a speed of 45 yards per minute, a 120 pound swimmer burns 600 calories per hour. Use two different methods to write a linear
1. 1 answer
2. 600 views
The number of prisoners measured in thousands can be described by the polynomial -2.06x^2+77.85x+750. According to the
1. 2 answers
2. 468 views
A piece of copper 12 cm long, 8.5 cm wide, and .50 cm thick has a mass of 457 grams. What is its density?D = m/v D = 457 g /
1. 2 answers
2. 869 views
I need some help with this math problem:Let n be the number of oil refineries at t years since 2005. A reasonable model of oil
1. 1 answer
2. 1,777 views
Change the passive verbs to active verbs.Can you please tell me if these are correct or not? 1. The candles were lit by Father
1. 6 answers
2. 626 views
A balloon filled with 1.35 atm of dimethyl ether gas and 5.25 atm of oxygen gas at 27 °C has an initial volume 2.00L They react
1. 1 answer
2. 765 views
: The Crescent Corporation just paid a dividend of $2 per share and is expected to continue paying the same amount each year for
1. 0 answers
2. 850 views
What enhanced security features does Microsoft Corporation offer/provide?
1. 1 answer
2. 398 views
Why is it important that technology companies (Windows, Apple, etc.) make their products easily accessible for their consumers?
1. 1 answer
2. 384 views
Kindergarten children have heights that are approximately distributed normal. A random sample of size 20 is taken and the mean x
1. 1 answer
2. 666 views
(i) A 20m chain with a mass-density of 3kg/m (coiled on the ground). Howmuch work is performed lifting the chain so that it is
1. 0 answers
2. 635 views
Consider the following reaction:CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following
1. 1 answer
2. 922 views
Bob is pulling a 30kg filing cabinet with a force of 200N , but the filing cabinet refuses to move. The coefficient of static
1. 11 answers
2. 21,856 views
1r = 1 r1 + 1 r2 for r2
1. 1 answer
2. 273 views
Hi, I'm a little stuck on this problem:Find the pH of the Hydrochloric acid solution when 5.0 mL of concentrated HCl, with a
1. 2 answers
2. 438 views
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At
1. 0 answers
2. 1,057 views
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At
1. 0 answers
2. 733 views
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At
1. 0 answers
2. 919 views
while john is traveling along an interstate highway, he notices a 160-mile marker as he passes through town. later john passes
1. 2 answers
2. 2,331 views
A 0.2 kg object is released from rest at point A on a track that is one-quarter of a circle with radius 1.6 m, as shown in the
1. 1 answer
2. 1,265 views
How do you know when you should re write as a mixed number or simplify; for example.1 1/2 x 23/9= 3/1 x 23/9= 69/18= what is the
1. 1 answer
2. 407 views
A 20 mH inductor in series with a resistance of 55 ohms is connected to a source whose voltage is = 310 V cos 150πt, where t is
1. 0 answers
2. 475 views
A 20 mH inductor in series with a resistance of 55 ohms is connected to a source whose voltage is = 310 V cos 150πt, where t is
1. 0 answers
2. 475 views
A 20 mH inductor in series with a resistance of 55 ohms is connected to a source whose voltage is = 310 V cos 150πt, where t is
1. 0 answers
2. 546 views
when a large amount of FeCl3 is dissolved in water, a clear solution is formed at the beginning but eventually a precipitate is
1. 1 answer
2. 463 views
Is a cardboard box a specific site?A staircase or chair would be a specific site, but what about boxes?
1. 5 answers
2. 468 views
I am categorizing files by numbers.But I have a couple of files w/o #'s. Then what 1 label would I give these group of files?
1. 1 answer
2. 553 views
I am categorizing files by numbers.But I have a couple of files w/o #'s. Then what 1 label would I give these group of files?
1. 0 answers
2. 496 views
Is overfishing a social issue?
1. 7 answers
2. 1,300 views
The solubility of bismuth iodide (BiI3) in water is 10.291 x 10-3 M. Calculate the value of the solubility product. The
1. 3 answers
2. 694 views
A photon interacts with a ground state electron in a hydrogen atom and is absorbed. The electron is ejected from the atom and
1. 4 answers
2. 581 views
What would .345g sample of anhydrous sample do to someone. Could it be harmful.
1. 3 answers
2. 454 views
HELP!!!At temperatures above 930 ∘C, PbO reduces PbS to form metallic lead (Pb). The byproduct of the reaction is SO2.
1. 3 answers
2. 484 views
A ship sailing through the St. Lawrence River (fresh water) enters the Atlantic Ocean (salt water). At equilibrium the ship will
1. 1 answer
2. 467 views
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature.
1. 2 answers
2. 444 views
A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.3 kg m-3. Under these conditions the
1. 1 answer
2. 396 views
A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.3 kg m-3. Under these conditions the
1. 10 answers
2. 1,191 views
Chemical analysis of a silicon crystal reveals gallium at a level of 3.091×10−4 atomic percent. Assuming that the
1. 5 answers
2. 1,045 views
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature.
1. 4 answers
2. 621 views
Chemical analysis of a silicon crystal reveals gallium at a level of 3.091×10−4 atomic percent. Assuming that the
1. 1 answer
2. 471 views
The fictitious compound, arrhenium fluoride ( ), reacts with itself to form a dimer with the formula Ah2F2 . The reaction is
1. 1 answer
2. 463 views
How will overshooting the end point of an acid-base titration by adding too much base to KHP affect the calculated molarity of
1. 3 answers
2. 3,172 views
You dissolve 20.0 gms of sucrose (sugar) in 200 mL of ethanol 20ºC (density of ethanol at 20ºC is 0.789 gm/ml). What is the
1. 1 answer
2. 1,028 views
Concentrated aqueous ammonia contains 1.00 mol NH3 dissolved in 2.50 mol H2O. What is the mole fraction of NH3 in concentrated
1. 1 answer
2. 793 views
You dissolve 17.1 gms of sucrose (sugar) in 100 mL of ethanol 20ºC. What is the molarity (M)?
1. 1 answer
2. 917 views
When will a salt produce a neutral solution?1-if it contains the conjugate base of a strong acid 2-if it contains the conjugate
1. 2 answers
2. 557 views
Is the equation of the chemical reaction that occurs when you blow your breath through boiling water?CO2 + H2O -> H + HCO3
1. 1 answer
2. 912 views
How many mg of Ca^2+ are in one mEq?What I did was mg = mEq x mol weight / valence mg = 1 x 40.078/ 2 = 20 mg Is this correct?
1. 1 answer
2. 425 views
I am having trouble finding the premise in the article Cyberbullying is Not Worse than Physical Bullying
1. 1 answer
2. 525 views
Antacid tab is dissolved in water and a few drops of phenolphthalein is added yielding bright pink solution. 0.2025 M HCl added
1. 1 answer
2. 566 views
How many grams of KHP (204.22 g/mol) were present in container if 49.36 mL of 0.2264M NaOH were needed to reach the end point of
1. 3 answers
2. 1,128 views
A person consumes 2500 kcal/day while expanding 3500 kcal/day. In a months' time, about how much weight would this person lose
1. 1 answer
2. 1,910 views
100 g of a clear liquid is evaporated and a few grams of white crystals remain. the original liquid was a..? Please help.
1. 4 answers
2. 821 views
Exam No. 465802Exam Name LEGAL TRANSCRIPTION PROJECT Need to see someones done exam
1. 1 answer
2. 620 views
jim owns a square piece of land with a side length of a meters. he extends his property by purchasing adjacent land so that the
1. 2 answers
2. 560 views
Why is the Rosetta Stone important..?
1. 1 answer
2. 449 views
Hetfield and Ulrich, Inc., has an odd dividend policy. The company has just paid a dividend of $7 per share and has announced
1. 1 answer
2. 996 views
The balance sheet of karim imports lists the following account balances:cash 6,450 supplies 1,200 accounts receiveable 15,360
1. 0 answers
2. 477 views
Which of the following contains the metal with the highest oxidation number?a. CaCl2 b. NaCl c. FeCl3 d. CuCl2
1. 2 answers
2. 1,621 views
The ratio of Maya's beads to Kayla's beads was12:7. After Maya bought another 28 beads and Kayla gave away 32 beads, 5/7 of
1. 3 answers
2. 1,714 views
If Will gives Molly $9 he will have the same amount as her. If Molly gives will $9 the ratio of the money she has to the money
1. 3 answers
2. 1,997 views
How do you calculate the percentage of women that have weights between 140 lb and 220 lb with a mean of 145 lb and a standard
1. 1 answer
2. 514 views
An audible standing wave is produced when air is blown across a pipe that is open at both ends. If the pipe is 29 cm tall, what
1. 0 answers
2. 417 views
Tap A was turned on to fill a rectangular tank of 50 cm by 40 cm by 28 cm with water at a rate of 6 liters per minute. After 2
1. 1 answer
2. 885 views
Sally is driving her car and talking on her cell phone. Statistically this behavior has been shown to be quite dangerous and
1. 0 answers
2. 766 views
The majority of psychologists are electric, which means they draw information from different schools of thought rather than
1. 0 answers
2. 711 views
Given one of the roots of the quadratic equation x^2+kx=12 is one third the other root. Find the possible values of k.
1. 3 answers
2. 747 views
Imagine that a person is seated in a chair that is suspended by a rope that goes over a pulley. The person holds the other end
1. 1 answer
2. 1,174 views
A 32 kg child puts a 15 kg box into a 12 kg wagon. The child then pulls horizontally on the wagon with a force of 65 N. if the
1. 3 answers
2. 939 views
At what value of h is the rate of increase of √h twice the rate of increase of h?(a) 1/16 (b) 1/4 (c) 1 (d) 2 (e) 4
1. 2 answers
2. 2,160 views
A diver springs upward with an initial speed of 2.23 m/s from a 3.0-m board. (a) Find the velocity with which he strikes the
1. 1 answer
2. 691 views
In preparation for this problem, review Conceptual Example 7. From the top of a cliff, a person uses a slingshot to fire a
1. 2 answers
2. 1,057 views
how many milliliters of dry CO2 measured at STP could be evolved in the reaction between 20.0 mL of 0.100 M NaHCO3 and 30.0 mL
1. 1 answer
2. 640 views
ABC is congruent to DEF AB = 11, BC = 14, CA = 20, FD = 4x - 12 Find x
1. 2 answers
2. 535 views
11-(3x-6)+2(4x+5)-7x
1. 1 answer
2. 362 views
The first stirrings of the first Great Awakening took place in
1. 2 answers
2. 399 views
In 1700, which of the following colonies had the largest slave population relative to its overall population?
1. 2 answers
2. 571 views
In Jefferson's view, George Washington's action in addressing the Whiskey Rebellion
1. 1 answer
2. 445 views
solve 5/8 of 22
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2. 324 views
What is the value of the expression 2x to the 2nd power + 3xy -4y to the 2nd power when x = 2 and y = -4? please show how to
1. 1 answer
2. 478 views
5.00x 10^-2 mass with charge +0.75 micro coulombs is hung by a thin insulated thread. Charge of -0.9 micro coulombs is held
1. 2 answers
2. 626 views
sample was obtained from a population with unknown parameters. scores: 6, 12, 0, 3, 4compute the sample mean and sandard
1. 1 answer
2. 1,278 views
WHAT DO GOVERNMENT STATISTCIANS CALCULATE GDP BY SIMPLY ADDING UP TOTAL SALES OFALL BUSINESSFIRMS IN ONE YEAR?
1. 0 answers
2. 392 views

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