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Questions Asked on November 14, 2013

A 1000N crate is being pushed across a level floor at a constant speed by a force F of 300N at an angle of 20.0 degrees. (a)
1. 2 answers
2. asked by DROSP
3. 29,300 views
Darwin assumed that evolutionary change was always slow and gradual. What was the first evidence that suggested evolutionary
1. 30 answers
2. asked by Anonymous
3. 15,867 views
The half-equivalence point of a titration occurs half way to the end point, where half of the analyte has reacted to form its
1. 1 answer
2. asked by samm
3. 6,335 views
The position of a particle moving along the x axis is given by x=3.0t^2 - 1.0t^3 , where x is in meters and t in seconds. What
1. 1 answer
2. asked by olivia
3. 5,971 views
Is this exothermic or endothermic? EXPLAINC2H2+H2-----> C2H4 Is this exothermic or endothermic? EXPLAIN C2H2+2H2---->C2H6 Is
1. 2 answers
2. asked by Anonymous
3. 3,724 views
a) Consider a lead acid battery with 100Ah capacity and a rated voltage of 24V.What is the total capacity of energy in
1. 4 answers
2. asked by Anonymous
3. 3,625 views
Q: A person living in North America will be able to see 15 lunar eclipses in the 2010-2020 decade. In the same time period, only
1. 5 answers
2. asked by gina
3. 3,619 views
A user calls your help desk to report that the files on her USB stick do not have any permissions associated with them and
1. 1 answer
2. asked by Deb
3. 3,606 views
David wants to rent an unfurnished apartment for next semester. He took a random sample of 9 apartments adversised in the local
1. 2 answers
2. asked by Tiffany
3. 3,399 views
Consider a PV module with the following parameters as measured at STC (Standard Testing Conditions):Voc = 55 V; Isc = 5 A; Impp
1. 11 answers
2. asked by Anonymous
3. 3,117 views
Consider a 250 Wp rated crystalline silicon PV module. It results from a manufacturing process that consumes 8kWh/Wp of PV
1. 3 answers
2. asked by Anonymous
3. 2,897 views
Family Cartman has a small house in the country side which is not connected to the grid. The place enjoys 4 equivalent sun
1. 9 answers
2. asked by Anonymous
3. 2,803 views
I need help with this. the map doesnt show anything and idk how to post the map on here...Match the cities A,B,C, and D with the
1. 5 answers
2. asked by Selena
3. 2,742 views
You walk 51 m to the north, then turn 30° to your right and walk another 45 m. How far are you from where you originally
1. 2 answers
2. asked by D
3. 2,342 views
The first challenge to the confidence of these amateur renovators come with buying tools and equipment.What correction should be
1. 5 answers
2. asked by Lynch
3. 2,326 views
In the following two questions, identify which choices would be considered inferential statistics.1. of 500 randomly selected
1. 2 answers
2. asked by Kitty
3. 2,213 views
a fruit punch recipe calls for 3 parts of apple juice to 4 parts of cranberry juice . how many liters would be added to 4.5 L of
1. 2 answers
2. asked by rian
3. 2,178 views
A Yo-Yo of mass m has an axle of radius b and a spool of radius R . Its moment of inertia about the center can be taken to be
1. 7 answers
2. asked by Anonymous
3. 2,065 views
Solve sin^2x - 2sinx - 3 = 0 on the interval xE [0, 2pie]
1. 2 answers
2. asked by SHINee
3. 2,063 views
Why did the following change occur ?The snow that covered the ground all winter began to melt,temperature rose, and flowers
1. 5 answers
2. asked by victoria
3. 1,997 views
What could be done to minimize the commercialism in today’s music scene?
1. 1 answer
2. asked by Unknown
3. 1,954 views
Pattillo Industries makes a product that sells for $25 a unit. The product has a $5 per unit variable cost and total fixed costs
1. 1 answer
2. asked by Rudy
3. 1,782 views
Which of the following variables does NOT affect the economic payback period of a PV system?1)Insolation received by the PV
1. 3 answers
2. asked by Anonymous
3. 1,778 views
In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal
1. 1 answer
2. asked by Danielle
3. 1,711 views
At the Kolbus building 3 out of every 7 employees use public transportation. There are 9,800 employees at the building. How many
1. 1 answer
2. asked by janey
3. 1,645 views
A type of bacteria doubles in number every 12 hours. After 2 days, there are 48 bacteria. How many bacteria were there at the
1. 2 answers
2. asked by Taylor
3. 1,536 views
To this the strategist Odysseus answered:Why is he referred to as "the strategist Odysseus'? “My lady goddess, here is no
1. 2 answers
2. asked by Angie
3. 1,419 views
There are x students in Mrs. Schwartz's third-grade class. One less than half the students have blue eyes. Six fewer children
1. 2 answers
2. asked by Tomas
3. 1,401 views
A hollow cylinder of outer radius R and mass M with moment of inertia about the center of mass Icm=MR2 starts from rest and
1. 1 answer
2. asked by Anonymous
3. 1,360 views
Consider a crystalline PV module with the following output parameters mentioned at STC (Standard Testing Condition) conditions
1. 3 answers
2. asked by Anonymous
3. 1,319 views
Your space ship has docked at a space station above Mars. The temperature inside the space station is 24oC at a pressure of
1. 1 answer
2. asked by Marissa
3. 1,304 views
1.write the fraction 5/6 as a percent. Round to the nearest hundredth of a percent where necessary.33.33% 66.67% 83.33% 1.20% 2.
1. 6 answers
2. asked by kelsey
3. 1,244 views
Your favorite chocolate chip cookie recipe makes 4 dozen cookies. Among the other ingredients, the recipe calls for> 1 cup of
1. 1 answer
2. asked by Alan
3. 1,236 views
Perform the indicated operation. Write your answer as a simplified fraction.1. 1/3 + 0.25 = 7/12 2. 0.3125 - 1/4 = 1/16 3. -7/10
1. 2 answers
2. asked by Alan
3. 1,214 views
Draw the compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen.Please help!!!!!
1. 1 answer
2. asked by mona
3. 1,142 views
3,559,028,982 when this number is written in expanded form using exponents,one power of 10 would not be represented.witch power
1. 1 answer
2. asked by Emica
3. 1,095 views
A relay with n laps was run by 4 people. The first runner ran half the laps. The second runner ran half the amount of laps the
1. 1 answer
2. asked by Tomas
3. 1,092 views
A 55.0kg cheerleader uses an oil-filled hydraulic lift to hold four 130kg football players at a height of 1.20m. If her piston
1. 0 answers
2. asked by Joey
3. 1,074 views
What is the equation for the line of best fit that matches the data shown in the table and in the graph?x y -7 9 -3 6 -1 3 2 1 6
1. 1 answer
2. asked by ezra
3. 1,064 views
If tan 2x = - 24/7, where 90 degrees < x < 180 degrees, then find the value of sin x+ cos x.I applied various identities and
1. 2 answers
2. asked by Sam
3. 1,051 views
How might they use spectroscopy to deter-mine the atmospheric composition of these planets? 1. None of these 2. By analyzing the
1. 2 answers
2. asked by Andrew
3. 1,034 views
Police find skid marks 180 meters long on a highway where a car made an emergency stop. Assuming that the deceleration was a =
1. 2 answers
2. asked by lee
3. 1,022 views
To monitor the breathing of a hospital patient, a thin belt is girded around the patient's chest. The belt is a 200-turn coil.
1. 0 answers
2. asked by MR. GEE
3. 1,006 views
Which of the images above represents a proof pf the Pythagorean Theorem? Explain your choice, and then explain how the figure
1. 4 answers
2. asked by KurtCornell
3. 1,004 views
The official ratio of width to length for the U.S. flag is 10 to 19. If a flag is 38 inches wide, how long should it be?
1. 1 answer
2. asked by LIzzie
3. 973 views
Can you explain this quote for me????"weathered many bitter nights"
1. 1 answer
2. asked by Angie
3. 963 views
A charged particle of mass 8.39×10−4 kg starts from rest and accelerates through a potential difference of +25,000 V to reach
1. 1 answer
2. asked by linda
3. 952 views
1. How were the farms of the New England colonies similar to the farms of the Up Country?A. They grew rice B. They were
1. 5 answers
2. asked by Yolo
3. 936 views
Draw the compound that would produce 4-ethyl-3-hexanol in the presence of a nickel catalyst and hydrogen.Please help!!!!!
1. 0 answers
2. asked by mona
3. 923 views
Julius sold 5x as many computers as Sam sold last year. In total they sold 78 computers. How many computers did Julius sell.**So
1. 1 answer
2. asked by sheila
3. 922 views
A liquid of density 1.23 × 103 kg/m3 flows steadily through a pipe of varying diameter and height. At location 1 along the pipe
1. 0 answers
2. asked by Ashley
3. 896 views
According to the American Heart Association, one in every four deaths in the U.S. is due to heart disease. Suppose 25 people
1. 0 answers
2. asked by Steven
3. 893 views
round 749 to the nearest hundred
1. 2 answers
2. asked by Raquel
3. 890 views
Add up the total mass of carbohydrates, fats, and proteins in a serving of eggplant. What fraction of the eggplant's weight is
1. 1 answer
2. asked by Anonymous
3. 873 views
Suppose an urn contains 8 red,5 white and 7 blue marbles.If 3 marbles are drawn at random from the urn with replacement,what is
1. 1 answer
2. asked by Melina
3. 869 views
Scott, Mike, and Holly shared an order of French fries. Scott ate x fries. Mike ate one more than twice the amount of fries that
1. 1 answer
2. asked by Tomas
3. 815 views
A wheel in the shape of a uniform disk of radius R and mass mp is mounted on a frictionless horizontal axis. The wheel has
1. 2 answers
2. asked by Anonymous
3. 811 views
A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris
1. 1 answer
2. asked by Anonymous
3. 795 views
A car traveling at a velocity of 24 m/s is accelerated uniformly at a rate of 2 m/s¶ for 8 seconds. What is the final velocity
1. 2 answers
2. asked by lee
3. 785 views
the number of students at a university increases from 8000 in 1970 to 20,000 in 2000. what was the percent increase in
1. 2 answers
2. asked by Vicky
3. 785 views
Part 1- Mr. Santiago bought 10 crates of oranges. There were 50 oranges in each crate. He sold %65 of them. How much did Mr.
1. 1 answer
2. asked by Gwen
3. 779 views
Suppose a random variable X has a uniform distribution over the interval [-10,10].• Find the probability that X lies between
1. 0 answers
2. asked by Steven
3. 766 views
500.0 mL of 0.140 M NaOH is added to 625 mL of 0.200 M weak acid (Ka = 1.37 × 10-5). What is the pH of the resulting buffer?
1. 1 answer
2. asked by samm
3. 766 views
A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris
1. 4 answers
2. asked by Anonymous
3. 762 views
a parking lot can allocate 3 compact car spaces for every 2 spaces for full sized cars. if part of the lot has space for 40 full
1. 1 answer
2. asked by Heather
3. 754 views
Let's begin with a rather straightforward lottery in which players select four digits. The winning number is commonly selected
1. 1 answer
2. asked by Samantha
3. 753 views
To get a job as a receptionist you have to be able to type 60 words per minute. Trevor wanted to work as a receptionist for the
1. 4 answers
2. asked by Jerald
3. 752 views
1. A gold atom has a mass of 3.287 • 10-25 kg and is at rest. It emits an alpha particle that has a mass of 6.646 • 10-27
1. 3 answers
2. asked by Riley
3. 748 views
I know I posted this question before, but can you clarify it??MY QUESTION IS AFTER YOU SWITCHED THE DELTA H1 THE CHANGE IN THE
1. 1 answer
2. asked by Anonymous
3. 743 views
Which of the following was a primary influence on the Framers as they drafted the Constitution?A. French Revolution B. French
1. 3 answers
2. asked by Bianca
3. 741 views
Which is not an argument in support of hate crimes legislation?a. Hate crimes legislation sends a message that the United States
1. 3 answers
2. asked by Rebecca
3. 739 views
The length of a rectangle is 2 inches longer than the width. The area of the rectangle is 56 in^2. Find the dimensions.Also: The
1. 1 answer
2. asked by Shanice M.
3. 727 views
A company sells cans of chicken soup that that are advertised to contain 20 oz. However due to variations in the manufacturing
1. 1 answer
2. asked by Steven
3. 718 views
A pulley of mass mp , radius R , and moment of inertia about its center of mass Ic , is attached to the edge of a table. An
1. 2 answers
2. asked by Anonymous
3. 707 views
Consider a 1.50 L aqueous solution of 3.75 M NH3, where 17.5 g of NH4Cl are dissolved. To this solution, 5.00 g of MgCl2 are
1. 1 answer
2. asked by Olivia
3. 696 views
A 2.20kg mass is attached to a spring and placed on a horizontal, smooth surface. A horizontal force of 21.3N is required to
1. 1 answer
2. asked by nicole
3. 694 views
In the following two questions, identify which choices would be considered inferential statistics and which would be considered
1. 0 answers
2. asked by Kitty
3. 693 views
at a large state university, 60% of the students who apply are accepted. Of those who are accepted, 40% actually enroll. If
1. 5 answers
2. asked by Vicky
3. 693 views
Identify the changes in the arabian peninsula during the 600's
1. 1 answer
2. asked by Angie
3. 688 views
On a blueprint/ the distance between the family room and kitchen is 3 inches. If 1/4 inch represents 1 foot on the blueprint,
1. 2 answers
2. asked by Jerald
3. 670 views
HOMEWORKHAVE CHILDREN WRITE A ROW OF EACH LETTER AND THEN WRITE THE WORDS
1. 2 answers
2. asked by MIMI
3. 664 views
To get a job as a receptionist you have to be able to type 60 words per minute. Trevor wanted to work as a receptionist for the
1. 1 answer
2. asked by Jerald
3. 659 views
You and several of your colleagues business partners have decided to establish an outpatient fertility clinic in your service
1. 0 answers
2. asked by Taylor
3. 654 views
An ocean liner is traveling at 5m/s. A passenger on deck walks towards the rear of the ship at a rate of 4m/s. After walking 30
1. 2 answers
2. asked by Connor
3. 650 views
Which one(s) of these twelve brands would be considered outliers, if there are indeed any at all? How extreme does something
1. 3 answers
2. asked by valerie
3. 650 views
Help please What change if any?Michael phelps is one of the best know athletes who endorse products in television commercials Is
1. 2 answers
2. asked by Asia
3. 649 views
Suppose a random variable X has a uniform distribution over the interval [-10,10].• Find the probability that X lies between
1. 0 answers
2. asked by Steven
3. 646 views
Write an isomer of structure for a), b) and c) and name them.a) 3,3-dimethylpentane b)3-methyl-4-ethyl-1-hexyne
1. 1 answer
2. asked by michelle
3. 643 views
What is the significance of the black stone and where is it located?How did the caravan trade benefit the Arabian peninsula in
1. 1 answer
2. asked by Angie
3. 641 views
A 19 turn circular coil of wire has diameter 1.09 m. It is placed with its axis along the direction of the Earth's magnetic
1. 0 answers
2. asked by Cassandra
3. 638 views
You and several of your colleagues business partners have decided to establish an outpatient fertility clinic in your service
1. 0 answers
2. asked by Taylor
3. 637 views
A company sells cans of chicken soup that that are advertised to contain 20 oz. However due to variations in the manufacturing
1. 0 answers
2. asked by Steven
3. 625 views
Which best describes a polynomial?A) a decimal that is non-terminating or non-repeating B) a close-planed figure formed by three
1. 2 answers
2. asked by Elle
3. 624 views
Write an isomer of structure for a), b) and c) and name them.*(N.B- ! rep. a bond) a) CH3 ! CH3-CH2-C-CH2-CH3 ! CH3 CH3 ! b)
1. 1 answer
2. asked by michelle
3. 622 views
What fraction of glutamate is charged in milk
1. 1 answer
2. asked by Vinaya
3. 622 views
Give the domain and range values of each relation. Tell whether the relation is a function.The x-values are -3, -2, -1, -2. The
1. 2 answers
2. asked by Anonymous
3. 621 views
The cost of new homes is high today. Many people are purchasing older homes in need of renovation.The most effective combination
1. 1 answer
2. asked by Lynch
3. 618 views
There are some caps in a box. 1/6 are red, 1/3 are blue, and 3/7 of the remainder are green. If there are 27 green caps, how
1. 1 answer
2. asked by Drew
3. 618 views
Two spherical conducting wires A and B are connected to the same potential difference. Wire A is three times as long as wire B,
1. 1 answer
2. asked by Anonymous
3. 617 views
A gyroscope consists of a uniform disc of mass radius M= 2 kg and radius R= 0.2 m . The disc spins with an angular speed ω= 300
1. 1 answer
2. asked by Anonymous
3. 617 views

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