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Questions Asked on October 16, 2012

A 2100 car starts from rest at the top of a 5.0m long driveway that is sloped at 20 degrees with the horizontal. If an average
1. 1 answer
2. asked by Edward
3. 6,066 views
waht multiplication fact can be found by using the arrays for 2x9 and 5x9
1. 5 answers
2. asked by neeka
3. 4,663 views
Find the values of the six trigonometric functions of an angle in standard position if the point with coordinates (12, 5) lies
1. 2 answers
2. asked by Laytin
3. 4,427 views
A street light is mounted at the top of a 6-meter-tall pole. A man 2 m tall walks away from the pole with a speed of 1.4 m/s
1. 2 answers
2. asked by sara
3. 4,347 views
A skateboarder starts at point A in the figure(Figure 1) and rises to a height of 2.64 m above the top of the ramp at point B.Wh
1. 1 answer
2. asked by RoCu
3. 4,332 views
A) The average power output of the human heart is 1.33 watts. How much energy does the heart produce in a day?B) Compare the
1. 2 answers
2. asked by RoCu
3. 4,201 views
1. Write a structured algorithm that prompts the user to input two numbers. The algorithm should calculate and print the sum &
1. 6 answers
2. asked by alethia benney
3. 4,002 views
To approach a runway, a plane must began a 7 degree descent starting from the height of 2 miles above the ground. To the nearest
1. 3 answers
2. asked by Amber
3. 3,921 views
Which of the following sentences does NOT contain a dangling modifier?A.Torn from its moorings, the high wind drove the boat
1. 7 answers
2. asked by Anon
3. 3,670 views
1. For the reaction 2N2O(g) ⇋ O2(g) + 2N2(g), what happens to the equilibrium position if the pressure decreases?A. Shift to
1. 1 answer
2. asked by josh
3. 3,666 views
An airplane flying at 550 miles per hour has a bearing of 53°. After flying for 2.5 hours, how far north and how far east will
1. 1 answer
2. asked by Daisy
3. 3,659 views
In a Broadway performance, an 80 kg actor swings from a 3.75 m long cable that is horizontal when he starts.?At the bottom of
1. 2 answers
2. asked by bob
3. 3,206 views
A baseball player hits a home run over the left-field fence, which is 104 m from home plate. The ball is hit at a point 1.04 m
1. 2 answers
2. asked by Anthony
3. 3,140 views
Hydrogen gas was collected over water in a eudiometer at 26 degrees celcius when the atmospheric pressure was 756 mm Hg. What
1. 3 answers
2. asked by Heather
3. 3,065 views
A baseball diamond is a square with sides 22.4m The pitchers mound is 16.8m from home plate on the line joining home plate and
1. 8 answers
2. asked by Nikki
3. 2,903 views
The ACE towing company tows a disabled 10,500 N automobile off the road at a constant speed. If the tow line makes an angle of
1. 2 answers
2. asked by Beatris
3. 2,768 views
If m<FGE=5x+10,find the value of x so that fc perpendicular
1. 7 answers
2. asked by Meme
3. 2,762 views
3. Write a structured algorithm that prompts the user to input the name and the price of an item and the quantity purchased. It
1. 3 answers
2. asked by alethia benney
3. 2,703 views
Find clues to the mystery number , the number is less than 800 but greater than 780 , it has 8 more 10's than 1's _________.
1. 2 answers
2. asked by Blaine
3. 2,537 views
In a Broadway performance an 80.0 kg actor swings from a 2.05 m long cable that is horizontal when he starts. At the bottom of
1. 4 answers
2. asked by Anonymous
3. 2,461 views
How many atoms are in 11 molecules of sulfur hexafluoride?
1. 2 answers
2. asked by Diane
3. 2,453 views
Engineering estimates show that the variable cost of manufacturing a new product will be $35 per unit. Based on market research,
1. 1 answer
2. asked by Steph
3. 2,412 views
what is the mass in grams of 1.32 x 10^20 uranium atoms
1. 3 answers
2. asked by Kid
3. 2,244 views
1. According to the collision theory of chemical reactions:A. High energy collisions result in few successful reactions as there
1. 1 answer
2. asked by Ken
3. 2,078 views
Given N2(g) + 3H2 = 2NH3(g), which scenario will allow you to eventually reach an equillibrium mixture involving these
1. 2 answers
2. asked by kina
3. 2,020 views
3. A satellite of mass 500 kg orbits the Earth with a period of 6000 s. The Earth has a mass of 5.98 x 1024 kg. (a) Calculate
1. 1 answer
2. asked by BO
3. 2,015 views
A worker on scaffolding 65 ft above the ground needs to lift a 390 lb bucket of cement from the ground to a point 20 feet above
1. 1 answer
2. asked by Liz
3. 1,912 views
calculate the molarity of a solution made by dissolving 0.750 grams of Na2SO4 in enough water to form exactly 850 mL of
1. 3 answers
2. asked by Anonymous
3. 1,882 views
7. A stock person at the local grocery store has the job of 1) picking up boxes of tomatoes from the stockroom floor, 2)
1. 1 answer
2. asked by BO
3. 1,835 views
As a moon follows its orbit around a planet, the maximum gravitational force exerted on the moon by the planet exceeds the
1. 1 answer
2. asked by Danielle
3. 1,778 views
An 8 meters bamboo pole is leaning against a coconut tree. The foot of the pole is 3 meters from the base of the tree. What
1. 2 answers
2. asked by Katy
3. 1,766 views
Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with
1. 1 answer
2. asked by Amanda
3. 1,727 views
A 20.0 g bullet is fired horizontally into a 85 g wooden block that is initially at rest on a frictionless horizontal surface
1. 3 answers
2. asked by Megan
3. 1,686 views
Which of the following sentences displays a correct use of punctuation?A.The Dutch master, Rembrandt, is famous for his
1. 1 answer
2. asked by Lil
3. 1,681 views
A constant force acts on a moving object. The object makes a fixed magnitude of displacement in some direction. In general, in
1. 1 answer
2. asked by Elizabeth
3. 1,638 views
A school planned to buy x calculators for a total cost of Ksh 16200. The supplier agreed to offer a discount of Ksh 60 per
1. 2 answers
2. asked by Anonymous
3. 1,621 views
From a point 50 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are
1. 1 answer
2. asked by Daisy
3. 1,554 views
Salmon often jump waterfalls to reach theirbreeding grounds. Starting 1.77 m from a waterfall 0.253 m in height, at what minimum
1. 1 answer
2. asked by scott
3. 1,541 views
An object undergoes a displacement while being acted on by a constant force directed to the north. The work done on this object
1. 1 answer
2. asked by Elizabeth
3. 1,540 views
How much greater is the energy of a photon of ultraviolet radiation (λ = 3.00 × 10-7 m) than the energy of an average photon
1. 1 answer
2. asked by Heather
3. 1,516 views
Show how to make one addend a ten. Complete the new addition sentence.22+49= ? ---- + ---- =
1. 4 answers
2. asked by Ni
3. 1,512 views
According to the following reaction, how many grams of nitrogen gas will be formed upon the complete reaction of 22.2 grams of
1. 1 answer
2. asked by Kaitlin
3. 1,510 views
A telephone is anchored to the ground by a long cable called a guy wire, at a point 5 meters from the base of the pole, the wire
1. 3 answers
2. asked by Sofia
3. 1,491 views
A rectangular play area is to be fenced off in a person's yard and is to contain 108 yd^2. The next-door neighbor agrees to pay
1. 1 answer
2. asked by Kiana
3. 1,466 views
maria bought two fans for rs. 3605. she sold one at the profit of 15% and the other at the loss of 9%. if maria got same amount
1. 2 answers
2. asked by TUHITUHI
3. 1,427 views
In a survey of 2000 adults 50 years and older of whom 40% were retired and 60% were pre-retired, the following question was
1. 0 answers
2. asked by Bill
3. 1,358 views
A piling supporting a bridge sits so that 1/4 of the piling is in the sand, 150 feet is in the water, and 3/5 of the piling is
1. 1 answer
2. asked by Rachel
3. 1,357 views
To calculate the air pressure, the volume occupied by the air is assumed constant. Why is this assumption incorrect? Explain how
1. 1 answer
2. asked by Shardae.
3. 1,326 views
A block of mass 3m is placed on a frictionless horizontal surface, and a second block of mass m is placed on top of the first
1. 0 answers
2. asked by Kelsey
3. 1,302 views
A plane drops a hamper of medical suppliesfrom a height of 5750 m during a practice run over the ocean. The plane’s horizontal
1. 1 answer
2. asked by Anonymous
3. 1,295 views
The reactionCl(g)+ O3(g) --> ClO(g)+ O2(g) is the first-order in both reactants. Determine the pseudo-first-order and
1. 0 answers
2. asked by Brun
3. 1,287 views
"Quality Improvement and Measurement"Discuss the challenges associated with measuring the quality of health care data and ways
1. 1 answer
2. asked by Anita
3. 1,283 views
2.Write a flowchartGiven: STV congruent TVU,STU congruent UVS Prove: SVT congruent UT
1. 0 answers
2. asked by Anonymous
3. 1,239 views
A box of books weighing 324 N is shovedacross the floor by a force of 527 N exerted downward at an angle of 35� below the hori-
1. 0 answers
2. asked by Tanya
3. 1,212 views
How do you prepare a solution of 12 M HCl and want to prepare 500 mL of a 0.4 M solution. Assume you have a 500-mL volumetric
1. 1 answer
2. asked by maggie
3. 1,201 views
Zinc dissolves in acid according to the balanced reaction:Zn(s) + 2H^+(aq) -> Zn^2+(aq) + H2(g) A sample of zinc is placed in
1. 3 answers
2. asked by Kjd
3. 1,187 views
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 3.60 MJ
1. 1 answer
2. asked by Garcia
3. 1,141 views
maria bought two fans for rs.3605 .she sold one at the profit of 15% and the other at a loss of 9%. if maria got the same amount
1. 0 answers
2. asked by TUHITUHI
3. 1,130 views
In a Broadway performance an 80.0 kg actor swings from a 2.05 m long cable that is horizontal when he starts. At the bottom of
1. 1 answer
2. asked by Anonymous
3. 1,116 views
A 1800-kg car experiences a combined force of air resistance and friction that has the same magnitude whether the car goes up or
1. 0 answers
2. asked by Darren
3. 1,115 views
one side of an equilateral triangle is 7 dm shorter than one side of square.the sum of the perimeter of the two figure is 49 dm
1. 1 answer
2. asked by junior
3. 1,105 views
Physics: A car is parked on an icy hill inclined at 10°, when it begins to slide. What is the car's speed at the bottom of the
1. 1 answer
2. asked by Jimmy
3. 1,102 views
A car travels in a flat circle of radius R. At a certain instant the velocity of the car is 24 m/s west,and the acceleration of
1. 0 answers
2. asked by Alex
3. 1,098 views
What is the domain for X³+2X²-9X-18
1. 1 answer
2. asked by MEghan
3. 1,078 views
Which of the following sentences containing an appositive phrase is punctuated correctly?Mr. Jones, the man who lives next door
1. 1 answer
2. asked by ^
3. 1,074 views
Which of the following phrases best defines rhythm?Repeated sounds across lines of poetry a poem's cadence, pace, or ongoing
1. 2 answers
2. asked by jay
3. 1,073 views
All of the following statements about the brain are correct EXCEPT:A) the brain is strongly run by patterns rather than facts.
1. 1 answer
2. asked by anna
3. 1,070 views
Write equation and solve. Helleleven less than five times a number is19
1. 1 answer
2. asked by Micaela
3. 1,069 views
an object is punted at 25m/s [40 degrees North of East] on G's home planet. What is the range of the object on level ground?
1. 1 answer
2. asked by Anonymous
3. 1,052 views
What is biological influences?
1. 1 answer
2. asked by Chi
3. 1,052 views
One fourth of class takes French.One half takes Latin One third as many take Japanese as Latin students. There are 8 students
1. 0 answers
2. asked by Meagieting
3. 1,036 views
A football is kicked 66.6 meters. If the ball is in the air 5.39 s, with what initial velocity was it kicked?
1. 1 answer
2. asked by Anthony
3. 1,036 views
gabriella and 4 friends shared a pack of 15 glue sticks equally.how many giue sticks did each person get?
1. 3 answers
2. asked by josh
3. 1,032 views
what is the molarity of a solution prepared by dissolving 63.0 g NaF in enough water to make 250.0 mL of solution?
1. 1 answer
2. asked by Gloria
3. 1,026 views
two trains leave Kansas City at the same time. Train A is traveling due north at 55 mph, train B is traveling west at the rate
1. 1 answer
2. asked by Anonymous
3. 1,007 views
A fox fleeing from a hunter encounters a 0.630 m tall fence and attempts to jump it. The fox jumps with an initial velocity of
1. 1 answer
2. asked by Anthony
3. 982 views
erica counted 45 fingers when the students were asked who wants to play kickball.how many hands went up?
1. 11 answers
2. asked by josh
3. 982 views
Water is leaking out of an inverted conical tank at a rate of cubic centimeters per min at the same time that water is being
1. 1 answer
2. asked by Shayla
3. 981 views
Which subway could be evenly broken into sections of 5 miles each?
1. 1 answer
2. asked by Shion
3. 981 views
The right angle uniform slender bar AOB has mass m. Assuming a frely hinged pivot O, determine the magnitude of the normal force
1. 0 answers
2. asked by Margaret
3. 971 views
A stone dropped from rest travels 160 ft the first 3 seconds. How far will it have fallen at the end of 5 seconds?
1. 1 answer
2. asked by tracey
3. 967 views
How to divide equally a 6cm line into 7 equall parts?
1. 1 answer
2. asked by nanbala
3. 966 views
A student presses a book between his hands, as the drawing indicates. The forces that he exerts on the front and back cover are
1. 1 answer
2. asked by joane
3. 963 views
Four forces act on a hot-air balloon, shown from the side in the figure below. Find the magnitude and direction of the resultant
1. 1 answer
2. asked by Dakota
3. 958 views
After the Revolution, the practice of a.enslaving African Americans wasb.eliminated in the North. [c].restricted in the North
1. 5 answers
2. asked by jay
3. 954 views
The mass of a robot is 5489.0kg. This robot weighs 3646.0N more on planet A than it does on planet B. Both planets have the same
1. 0 answers
2. asked by LS
3. 941 views
Show his to make one addend a ten. Complete the new addition sentence.15+37=? ---- + ---- =
1. 8 answers
2. asked by Ni
3. 934 views
Perform the indicated operation and simplify if possible. Assume any factors you cancel are not zero.s/(s^2-5s-24)-4/(s+3)
1. 1 answer
2. asked by Spencer
3. 933 views
What are the steps to show the quotient in simplest form?0.000027 ÷ 0.000009
1. 1 answer
2. asked by belle
3. 932 views
We had a lab where the standard solution was potassium hdrogenphthalate. In this we added 3 drops of phenolphtalein indicator
1. 2 answers
2. asked by Amanda
3. 917 views
In an exothermic reaction, is the heat of the reation less than, greater than, or equal to zero?In an endothermic reaction, is
1. 1 answer
2. asked by Steven
3. 910 views
Find the values of the six trigonometric functions of an angle in standard position if the point with coordinates (12, 5) lies
1. 1 answer
2. asked by Laytin
3. 909 views
'electrolysis of dilute aqueous solutions kcl,cucl2,kl,agno3'?
1. 0 answers
2. asked by derin
3. 879 views
First graders who misbehave in school may be more likely to be regular smokers as young adults according to a new study
1. 1 answer
2. asked by Anonymous
3. 872 views
To calculate the air pressure, the volume occupied by the air is assumed constant. Why is this assumption incorrect? Explain how
1. 0 answers
2. asked by Shardae.
3. 871 views
how could I redraw the graph so that the change in customers between the two months does not seem so great? Do I start from
1. 0 answers
2. asked by Moby
3. 870 views
If an artificial earth satellite is in an orbit around the earth’sequator with a period of exactly 1 day, how does its motion
1. 1 answer
2. asked by abc321
3. 868 views
There were 510 people at a play. The admission price was $3 for adults and $1 for children. The admission receipts were $970.
1. 1 answer
2. asked by Anonymous
3. 863 views
A m1 = 4.20-kg block on a smooth tabletop is attached by a string to a hanging block of mass m2 = 2.70 kg, as shown in the
1. 0 answers
2. asked by Alyssa
3. 842 views
A Mountain bar has a mass of 6.7×10−2 kg and a calorie rating of 270 cal.What speed would this candy bar have if its kinetic
1. 0 answers
2. asked by RoCu
3. 835 views

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