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Questions Asked on November 17, 2014

Customers arrive at a movie theater at the advertised movie time only to find that they have to sit through several previews and
1. 4 answers
2. asked by sean
3. 16,561 views
A particle moves along a line so that at time t, where 0<=t<=pi, its position is given bys(t)= -4cost-((t^2)/2)+10 What is the
1. 5 answers
2. asked by Rachel
3. 13,282 views
Find two positive numbers that satisfy the given requirements: The product is 147 and the sum of the first number plus three
1. 1 answer
2. asked by Jallah
3. 9,483 views
Can you please tell me if this is a balanced equation for Zinc and acetic acid...Zn(s) + 2CH3COOH(aq)-->Zn(aq)(CH3COO)2 + H2(g)
1. 6 answers
2. asked by Cassie
3. 6,909 views
A 1200 kg car pulls an 820 kg trailer over a rough road. Theforce of friction acting on the trailer is 650 N [backwards].
1. 4 answers
2. asked by Jenuson
3. 5,020 views
Which of the following is NOT true for ΔGrxn?A.) If ΔG°rxn > 0, the reaction is spontaneous in the forward direction. B.) If
1. 4 answers
2. asked by Emma
3. 4,606 views
A trucker hauls citrus fruit from Florida to Montreal. Each crate of oranges is 4 ft3 in volume and weighs 60 lb. Each crate of
1. 2 answers
2. asked by nini
3. 4,523 views
Which of the following functions is continuous but not differentiable at x = 1?Functions: I.y=3√x-1 II.y={x^2,x≤1 2x,x>1
1. 2 answers
2. asked by Racquel
3. 4,408 views
There are 10 children (aged 1 to 10 years) who have equal amounts of money. In the first transaction the eldest child gives one
1. 3 answers
2. asked by jenny
3. 4,034 views
A jewelry box is designed such that its length is twice its width and its depth is 2 inches less than its width. The volume of
1. 1 answer
2. asked by Anonymous
3. 3,659 views
Which of these best states Nonno Frankie’s main idea of how to win a fight?
1. 18 answers
2. asked by robert
3. 3,624 views
From the top of a tower of height 75m, a man sees two goats, both due west of him. If the angles of depression of the two goats
1. 3 answers
2. asked by Anonymous
3. 3,618 views
In humans, the allele for brown eyes (B) is dominant to the allele for blue eyes (b). What is the probability that two
1. 4 answers
2. asked by Anonymous
3. 3,443 views
what does the Lewis Dot Structure of Sr(CN)2 look like?
1. 1 answer
2. asked by Anonymous
3. 3,059 views
Which of the following displays the correct order of structuresurine passes through as it is processed by the urinary system?
1. 5 answers
2. asked by Anonymous
3. 3,046 views
how would you use personification and metaphors to describe a school bus?
1. 8 answers
2. asked by Anonymous
3. 2,963 views
A three- digit number is eleven times the two-digit formed by using the hundreds and the units digit of the three - digit number
1. 2 answers
2. asked by sandra
3. 2,924 views
AN astronaut on the Moon has a mass (including his spacesuit and equipment) of 180 kg. the acceleration due to gravity on the
1. 2 answers
2. asked by Mariam
3. 2,887 views
A power station is on one side of a river that is 3/4 mile wide, and a factory is 8 miles downstream on the other side of the
1. 1 answer
2. asked by Anonymous
3. 2,790 views
3. In “The Pigman & Me,” the author creates a mood of suspense by focusing most of the action around a fight between two
1. 11 answers
2. asked by robert
3. 2,773 views
2% of the village died due to an epidemic. A panic set in, during which 14% of the remaining people left the village . If the
1. 1 answer
2. asked by manavi
3. 2,755 views
1. A particle moves along the x-axis, it's position at timer given by x(t)=t/(1+t^2), t greater than or equal to 0,where t is
1. 2 answers
2. asked by Anonymous
3. 2,716 views
Which bond in urea is most polar?(P.S. I tried C-O and N-C-O, but it's incorrect)
1. 2 answers
2. asked by Anonymous
3. 2,626 views
if 5.00 ml of 1.66x10^-1 M HCl solution is diluted to exactly 250.0 ml with water, what is the concentration of the resulting
1. 1 answer
2. asked by Alex
3. 2,613 views
In a volumetric analysis experiment, a solution of sodium oxalate (Na2C2O4) n acidic solution is titrated with a solution of
1. 1 answer
2. asked by Monteshia
3. 2,357 views
Which of the following statements is true regarding two points within a system?A. They will have different types of particles.
1. 2 answers
2. asked by Morgan
3. 2,295 views
A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of 65°F. The temperature of the coffee
1. 1 answer
2. asked by Barb
3. 2,257 views
True/false Earth's atmosphere oceans and continents began to form during the first several hundred million years of the
1. 8 answers
2. asked by Chris
3. 2,238 views
Suppose the functions f and g and their derivatives have the following values at x = 1 and x = 2. Let h(x) = f(g(x)). Evaluate
1. 2 answers
2. asked by Lily
3. 2,221 views
Find the value of b, if any, that will make the function differentiable at x = 0g(x)= { x+b, x<0 cos(x), x≥0 can you help, I
1. 1 answer
2. asked by Robby
3. 2,201 views
Help needed with a calorimeter lab.I have to measure the enthalpy of a neutralization reaction between NaOH and HCl as well as
1. 1 answer
2. asked by Bibi
3. 2,167 views
Hello! Can you tell me if I corrected these sentences properly? My answers are below each sentence I'm supposed to punctuate.Ins
1. 5 answers
2. asked by Sooyoung
3. 2,122 views
Heidi has 40 flower arrangemts. Rose arrangements are 4 times as many as tulips how many of each do I have
1. 3 answers
2. asked by Em
3. 2,063 views
If f(x) = sin(7 − 5x), find f′(π), which is the derivative at π:−0.754 −0.657 0 0.657 3.770 I chose 0.657 ... I did
1. 2 answers
2. asked by Nick
3. 2,060 views
Please help me with these problems, the book examples very different. I'm really confused. Any help with these will help me
1. 1 answer
2. asked by Herbert Lee
3. 2,059 views
Write reactions showing how each of the following buffers would neutralize added HCl.HF and NaF Express your answer as a
1. 1 answer
2. asked by Bob
3. 2,007 views
Please also, help me set up this problem.Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation.
1. 2 answers
2. asked by Lindsey
3. 1,965 views
A 2000kg car traveling at a speed of 27m/s skids to a halt on wet concrete where μk = 0.20.
1. 1 answer
2. asked by james
3. 1,933 views
Lisa hiked 7 miles of a 21-mile trail. What percent of the trail did she hike?
1. 6 answers
2. asked by Stephon
3. 1,846 views
Is the following a compound complex sentence?During last night's game, the bases were loaded, and Bob hit a grand slam. During
1. 3 answers
2. asked by Anonymous
3. 1,781 views
helpA thermally insulated vessel containing 100 grams of ice at 0 degrees Celsius . Water at 55 degrees celsius is poured and
1. 2 answers
2. asked by David
3. 1,749 views
Which of the following will have the most freely moving particles within it?A. Water at 100°C B. Water at 0°C C. Ice at 0°C
1. 2 answers
2. asked by Morgan
3. 1,662 views
Suppose that the Russian population is declining by 0.48% each year, and continues to decline at this rate every year.a.) what
1. 1 answer
2. asked by danielle
3. 1,650 views
Help me set up this problem. I have been looking at a few examples of similar problems and I keep getting the wrong answers. I'm
1. 2 answers
2. asked by Lindsey
3. 1,590 views
The expression 3x² represents
1. 2 answers
2. asked by kelcie
3. 1,468 views
Huan deposited $850 into a collegesavings account earning 4.8% interestcompounded annually. He also deposited$850 into a second
1. 1 answer
2. asked by mr.E
3. 1,430 views
One step in the isolation of pure rhodium metal (Rh) is the precipitation of rhodium (III) hydroxide from a solution containing
1. 1 answer
2. asked by Monteshia
3. 1,420 views
The function A(t) = 200e^-0.014t gives the amount of medication, in milligrams, in a patient's bloodstream t minutes after the
1. 1 answer
2. asked by Barb
3. 1,392 views
Elnora unlocked the case, took out the pail, put the napkin in it, pulled the ribbon from her hair, binding it down tightly
1. 3 answers
2. asked by 2phoneeeeee
3. 1,355 views
The HIM coding supervisor agrees to pay a new graduate $13.50 per hour. This is a full-time coding position at 2,080 hours per
1. 3 answers
2. asked by anonymous
3. 1,345 views
The monthly income I, in dollars, from a new product is given byI(t) = 81000 − 45000e^-0.005t where t is the time, in months,
1. 1 answer
2. asked by Barb
3. 1,327 views
student takes out two loans 1 at 10% and the other at 12 percent interest the 10 percent loan is $2000 more then the 12% loan
1. 1 answer
2. asked by Chris
3. 1,315 views
True or False infectious diseases are caused by organisms or viruses that enter and multiply within the body.Is the answer True?
1. 3 answers
2. asked by Callie
3. 1,302 views
What does it mean to say that a country's land area is positively correlated with its population?A.The larger the land area of a
1. 5 answers
2. asked by Callie
3. 1,296 views
If you have 100g of vinegar and add 10g of baking soda, what should the total mass be?
1. 2 answers
2. asked by Michael
3. 1,294 views
Assume you are performing the calibration step of Experiment 8 and you begin with 20 g of water at 20 oC and 20 g of water at 80
1. 1 answer
2. asked by Alex
3. 1,292 views
Write neutralization reactions for each of the following acids and bases.HNO3(aq) and Ba(OH)2(aq) Express your answer as a
1. 3 answers
2. asked by James
3. 1,253 views
The rectangles in the graph illustrate a left endpoint Riemann sum for f(x)=x^2/8 on the interval [4,8].The value of this left
1. 0 answers
2. asked by Hailey
3. 1,216 views
A farmer has twice as many chickens as ducks. After selling 166 chicken and 29 ducks, he has twice as many ducks as chickens.
1. 2 answers
2. asked by pac
3. 1,211 views
Complete number line from 0 to 3 in thirds. In fractions.
1. 1 answer
2. asked by Manny
3. 1,211 views
Which of the following statements describes the conservation of a natural resource?A. A timber company only cuts some trees down
1. 4 answers
2. asked by callie
3. 1,202 views
hydrogen gas can be produced in the laboratory through the reaction of magnesium metal with hydrochloric acid:
1. 1 answer
2. asked by bianca Barbosa
3. 1,193 views
Cheryl, Rita, and four of their friends go yo a movie and share 48 ounce bag of popcorn equally and three 48 inch licorice laces
1. 5 answers
2. asked by Roxy
3. 1,188 views
Create an accurate summary of the “good-bye” scene between Marilyn and her brother in “The Cold Equations.” Provide your
1. 3 answers
2. asked by Lanea
3. 1,148 views
Although consumers play a very critical role in any ecosystem,a vital part of an ecosystem is the stability of its
1. 6 answers
2. asked by Henna
3. 1,147 views
cystic fibrosis is caused by a recessive allele. A child has cystic fibrosis, even though neither of his parents has cystic
1. 1 answer
2. asked by perry
3. 1,125 views
Will someone please check my answers as I need lots of help in science.1. Which of the following is an example of matter? A.
1. 6 answers
2. asked by Haley
3. 1,100 views
What is the value of the normal force if the coefficient of kinetic friction is 0.22 and the kinetic frictional force is 40
1. 3 answers
2. asked by Anonymous
3. 1,098 views
How many Btu of heat are required to melt 33.0 lb of ice at 32°F and to raise the temperatureof the melted ice to 72°F?
1. 11 answers
2. asked by Ben
3. 1,075 views
The temperature at 3:00 a.m was -17.3 degrees. By noon it was 17.8 degrees. At what time was it the coldest
1. 3 answers
2. asked by Sharkeisha
3. 1,054 views
Jocelyn borrowed 3.75 kg of flour from her grandmother to bake 3 batches of cookies and 2 cakes. Each cookie recipe called for
1. 8 answers
2. asked by wanda
3. 1,042 views
Two objects A and B of different size are both at a temperature of 500 K and are connected by a rod (A looks four times larger
1. 1 answer
2. asked by Morgan
3. 1,041 views
Calculate the final pressure, in atmospheres, for each of the following with n and V constant.A gas with an initial pressure of
1. 1 answer
2. asked by bianca Barbosa
3. 1,039 views
Suppose the functions f and g and their derivatives have the following values at x = 1 and x = 2. Let h(x) = f(g(x)). Evaluate
1. 1 answer
2. asked by Lily
3. 990 views
Rainbow Harbor Cruises charges $16/adult and $8/child for a round-trip ticket. The records show that, on a certain weekend, 1400
1. 1 answer
2. asked by Anonymous
3. 972 views
Lindsay ate 7/8 of an apple. what percent of the apple did he eat?My answer is 875%. Is the answer 875% or 87.5%.
1. 4 answers
2. asked by Stephon
3. 956 views
Mimi's Market sold 24 heads of lettuce one morning. That afternoon 2/7 of the remaining heads of lettuce were sold. The number
1. 2 answers
2. asked by Alan
3. 938 views
Objects of masses m1 = 4.00 kg and m2 = 9.00 kg are connected by a light string that passes over a frictionless pulley as in
1. 1 answer
2. asked by DeShawn
3. 938 views
If a solution contains 0.65mol of OH−, how many moles of H+ would be required to reach the equivalence point in a titration?
1. 1 answer
2. asked by Will
3. 929 views
A 25 kg box is being pulled across a surface. The coefficient of kinetic friction between the box and the surface is 0.55.a) if
1. 1 answer
2. asked by Daniel
3. 926 views
Suppose angle PQR and RQS are adjacent angles. Whats side do these angles have in common?A: -> PQ B: -> SQ C: -> QR D: -> RQ My
1. 2 answers
2. asked by Skye
3. 915 views
The number of bass in a lake is given byP(t) = 2800/1+6e^-0.05t where t is the number of months that have passed since the lake
1. 4 answers
2. asked by Barb
3. 915 views
An employee currently earning $13.85 per hour has been awarded a 3.5 percent merit raise. what will the employee's hourly salary
1. 2 answers
2. asked by Anonymous
3. 904 views
The rectangles in the graph illustrates a left endpoint Riemann sum for f(x)=−(x^2/4)+2x on the interval [3,7].The value of
1. 0 answers
2. asked by Hailey
3. 898 views
explain how to evaluate an expression with a variable when you are given a value for the variable
1. 1 answer
2. asked by ary
3. 898 views
A 1.45kg mass oscillates according to the equation x=0.650cos8.10t, where x is in meters and t is in seconds.Determine the
1. 0 answers
2. asked by Saya
3. 890 views
Add the hundredths. 4 hundredths + 7 hundredths = ____ hundredths. Regroup the hundredths.
1. 1 answer
2. asked by Jordan
3. 873 views
Find the maximum and minimum values of the given objective function on the indicated feasible region.M = 150 − x − y
1. 1 answer
2. asked by fatima
3. 873 views
If g(x) = tan (5x2), then g ′(x) = ?I've worked this problem out like four times already and I keep getting a complete
1. 1 answer
2. asked by Lily
3. 873 views
1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? (1
1. 3 answers
2. asked by Monkey55
3. 872 views
If the meadow flower is killed by herbicide spraying, what changes might be expected in the othermeadow species mentioned?
1. 8 answers
2. asked by Henna
3. 854 views
A woman is swimming when she hears the underwater sound wave from an exploding ship across the harbor. She immediately lifts her
1. 7 answers
2. asked by Malorie
3. 850 views
For any real number x there is a unique integer n such that n≤x<n+1, and the greatest integer function is defined as
1. 1 answer
2. asked by Lucy
3. 846 views
Which of the following should you do during your third read of the multi-draft reading process?identify the author's tone and
1. 12 answers
2. asked by SkatingDJ
3. 840 views
When Charlotte planted her tomato plant, it grew 3 inches in one week. After 5 weeks, the tomato plant was 23 inches tall.
1. 1 answer
2. asked by natalie
3. 836 views
What is a characteristic of paintings by Jean-Baptiste-Siméon Chardin?the depiction of stylized and exaggerated figures the
1. 1 answer
2. asked by 2phoneeeeee
3. 834 views
Please help me set up these problems. I have been staring at them for hours and I can't tell where I went wrong.Question:
1. 2 answers
2. asked by Albert
3. 832 views
Adding 10.0 mL of 0.500 M HCl to 100.0 mL of pH = 7 water produces a solution with a pH of 1.34. What is the pH of the resulting
1. 1 answer
2. asked by simona
3. 821 views
A circus performer decides to take his human cannonball act to the extreme. After being shot from a cannon, he soars over three
1. 1 answer
2. asked by Hakeem
3. 812 views
how to calculate a density of c4h6 in g/l at stp
1. 1 answer
2. asked by bianca Barbosa
3. 808 views

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