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2013
June

Questions Asked on June 29, 2013

you need to prepare 30g of calcium cholride. you have 2m hydrochloric acid and a new container off pure calcium carbonate.
1. 1 answer
2. asked by marissa
3. 472 views
The driver of an 800.0 kg car decides to double the speed from 25.0 m/s to 50.0 m/s. What effect would this have on the amount
1. 4 answers
2. asked by veeda
3. 1,466 views
assume you have a data set from a normally distributed random variable. answer the following:will the random variable be
1. 1 answer
2. asked by Dean
3. 508 views
an airplane is flying at 300 m/s(672 mi/h).How much time must elapse before a clock in the airplane and one on the ground differ
1. 4 answers
2. asked by tutul
3. 1,744 views
A two digit number is formed by either substracting 17 from nine times the sum of the digits or by adding 21 to 13 times the
1. 5 answers
2. asked by Anu
3. 4,659 views
What is the relative difference in sweetness between sucrose and saccharin, tagatose, sucrolose, aspartame, neotame which is
1. 1 answer
2. asked by Melissa
3. 337 views
Can you check my answers???11. Nearly a week before Hurricane Katrina reached New Orleans, Wal-Mart began moving trucks and
1. 4 answers
2. asked by redfish
3. 682 views
This the question; Jung believed that the persona, anima/animus, and shadow were some of the archetypes that had evolved so
1. 2 answers
2. asked by Diane
3. 1,043 views
The nearest star to our solar system, is 4.3 light-years away Express this distance in miles in scientific notation
1. 3 answers
2. asked by nathan
3. 786 views
A ladder can fall for two reasons. If it is set too steep and climber gets their mass to the left of the ladder's base, the
1. 1 answer
2. asked by Devin
3. 685 views
A spring (spring 1) with a spring constant of 520N/m is attached to a wall and connected to another weaker spring (spring 2)
1. 4 answers
2. asked by victoria
3. 1,094 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 3 answers
2. asked by Tracy
3. 1,110 views
A protected area was stocked with 1500 deer of a certain species in 1995. The deer population in 2010 was found to be 3350 deer.
1. 2 answers
2. asked by Susan
3. 542 views
9. A 2.00-kg object is attached to a spring and placed on a frictionless, horizontal surface. A horizontal force of 20.0 N is
1. 1 answer
2. asked by Ika Diana
3. 950 views
Identify the solution (s) of the system of equations, if any.x=1 y=1 (A) no solutions (B) (0,0) (c) (1,1) (D) infinitely many
1. 5 answers
2. asked by Queta
3. 459 views
Consider the following ANOVA experiments. (Give your answers correct to two decimal places.)(a) Determine the critical region
1. 4 answers
2. asked by Tracy
3. 580 views
If you are counseling a client from a feminist therapy perspective, which of the following would be a likely goal?I chose (1).To
1. 4 answers
2. asked by Diane
3. 470 views
Can anyone help with these questions???11. Nearly a week before Hurricane Katrina reached New Orleans, Wal-Mart began moving
1. 9 answers
2. asked by redfish
3. 614 views
What conflicts are in "Son" by John Updike? External and internal?
1. 3 answers
2. asked by Jake
3. 868 views
The student in Question 5 from Module 18decides to conduct the same study using a within-participants design in order to control
1. 1 answer
2. asked by kim
3. 1,088 views
A dragster and driver together have mass 929.4 kg. The dragster, starting from rest, attains a speed of 26.5 m/s in 0.55s. Find
1. 2 answers
2. asked by Lynn
3. 530 views
Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.)Ha: ó1 >
1. 5 answers
2. asked by Tracy
3. 966 views
If I have 10 silver coins and they weigh 55 grams and displace water from 25 mL to 26 mL, what is the density? What is the
1. 1 answer
2. asked by Dana
3. 418 views
a random sample from the population of registered voters in california is to be taken and then surveyed about an upcoming
1. 2 answers
2. asked by Dean
3. 531 views
A screw is a modified form of
1. 5 answers
2. asked by Anonymous
3. 1,143 views
The population (in millions) and the violent crime rate (per 1000) were recorded for 10 metropolitan areas. The data are shown
1. 9 answers
2. asked by Tracy
3. 535 views
An unwary football player collides with a padded goalpost while running at a velocity of 5.50 m/s and comes to a full stop after
1. 3 answers
2. asked by ajess
3. 975 views
A 10-foot fence was set 2 5/6 foot into the ground. What is the exact length of the fence above ground?
1. 4 answers
2. asked by linda M
3. 350 views
2x^2+4x-5Rewrite quadratic function in standard form.
1. 3 answers
2. asked by Anonymous
3. 1,313 views
The arena has a policy of selling as many as 16 tickets for a show for which there are only 15 seats available. The manager has
1. 1 answer
2. asked by Probability
3. 476 views
prove that sin(2a+6b) + sin(6a+2b)/sin4a + sin4b = cos(2a+2b)
1. 1 answer
2. asked by reeta
3. 609 views
If you could me solve ths is anyway, it would be much appreciated.A solution containing 3.50g of sodium carbonate is mixed with
1. 2 answers
2. asked by Molly
3. 1,245 views
If you could me solve ths is anyway, it would be much appreciated.A solution containing 3.50g of sodium carbonate is mixed with
1. 2 answers
2. asked by Molly
3. 561 views
Please help in any way that you can.Very small spherical crystals called quantum dots are being investigated for use in
1. 4 answers
2. asked by Ashley
3. 444 views
A mixture of nitrogen gas and hydrogen gas reacts in a closed container to form ammoniagas. The reaction ceases before either
1. 2 answers
2. asked by Blair
3. 816 views
Can someone please show me how to solve this step by step. I'm trying to understand the whole concept but I'm getting
1. 3 answers
2. asked by y912f
3. 433 views
Which of the following translations corresponds to the matrix ? a A segment is shifted 2 units up and 3 units to the left.b A
1. 2 answers
2. asked by Anonymous
3. 935 views
Can you please explain exactly the meaning. What does this poem mean and how does it relates to people decision. I need to write
1. 1 answer
2. asked by Meena
3. 409 views
A body moving with a uniform acceleration travels distance of 24m and 64m during the first two equal consecutive intervals of
1. 2 answers
2. asked by sukh
3. 617 views
A person is standing on an object 10 ft high and his weight is 45 kg . Below him is a hay stack 2 m thick. find the force and
1. 1 answer
2. asked by cheenu
3. 751 views
5 ml of water at 4 degree Celsius (density 1 g/ml) is converted to steam at 110 degree Celsius. What volume will the steam
1. 3 answers
2. asked by Ayshi
3. 1,480 views
1.The point P divides the interval joining A(-1,-2) to B(9,3) internally in the ratio 4:1. Find the coordinates of P.2. Solve.
1. 3 answers
2. asked by Anonymous
3. 599 views
Sina+cosa=root over cosA
1. 1 answer
2. asked by prasenit
3. 405 views
Sina+cosa=root over cosA
1. 1 answer
2. asked by prasenit
3. 336 views
SAT essay practice.Please grade,correct, and give feedback. We can succeed only by concert. It is not "Can any of us imagine
1. 1 answer
2. asked by Anonymous
3. 481 views
The traffic at 3 different road crossing change after 25 second, 36 second, 54 second, it they start change simantously at 9 am
1. 1 answer
2. asked by ravita
3. 320 views
If Liquid A and Liquid B don’t mix, what would you guess about the liquids
1. 1 answer
2. asked by Halie
3. 418 views
the block is acted upon by its W=200 lb, a horizontal force Q=600 lb, and the pressure P exerted by the inclined plane. The
1. 4 answers
2. asked by mi
3. 2,203 views
Two cars start moving from the same point. One travels south at 60 mph and the other travels west at 25 mph. At what rate is the
1. 3 answers
2. asked by Robin
3. 2,405 views
A television camera is positioned 2500 ft from the base of a rocket launching pad. The angle of elevation of the camera has to
1. 1 answer
2. asked by Robin
3. 654 views
I have my employee schedule in a excel sheet. It is a weekly schedule that doesn't change week by week, but changes day by day
1. 2 answers
2. asked by John
3. 638 views
Write the complex number in trigonometric form, using degree measure for the argument.-12 - 16i
1. 2 answers
2. asked by tony
3. 811 views
Convert the rectangular coordinates to polar coordinates, using radian measure for the angle.(6, -6) 6√(2),7π/4 OR
1. 2 answers
2. asked by tony
3. 634 views
How would you use the financial statement to determine when to the need for the purchase of inventory? Which statement(s) would
1. 1 answer
2. asked by Patiance
3. 385 views
What is the Magnitude of a proton with mass 1.67 10-27kg, moving with a speed of 5.70 106m/s
1. 1 answer
2. asked by Linda
3. 459 views
1) Calculate the tensile stress in a 33.000mm diameter rod subjected to a pull of 30.000kN.ANS= MPa (Round to 3 decimal places)
1. 1 answer
2. asked by Danny
3. 375 views
The ultimate strength of a steel rod is 600.000MPa. if the factor of safety 3.000 is required, what is the maximum permissible
1. 1 answer
2. asked by Danny
3. 424 views
A uniform bar 1.000 meters in length and having a cross sectional area of 10.000cm^2 is subjected to a loading of 5750.000
1. 1 answer
2. asked by Danny
3. 454 views
A steel bar has a rectangular cross section measuring 1.000cm by 2.900cm and is 8.700m in length. A load of 189000.00N causes
1. 1 answer
2. asked by Danny
3. 447 views
The Ultimate strength of a round steel rod is 630.000MPa. If a factor of safety of 5.000 is required, what is the maximum
1. 1 answer
2. asked by Danny
3. 449 views
What is the factor of safety of a steel hanger having an ultimate strength of 630.000MPa and supporting a load of 65000.000N.
1. 1 answer
2. asked by Danny
3. 506 views
5.0g of magnesium metal reacted with 1000cm3 of 4.5M HCl solution to produce hydrogen gas. Calculate the amount of HCl left
1. 1 answer
2. asked by samuel
3. 479 views
how much power require to pull the water from horizontal distance about 100 feet ?
1. 1 answer
2. asked by nikunj
3. 285 views
Dinitrogen pentoxide, N2O5, decomposes by first-order kinetics with a rate constant of 0.15 s-1 at 353 K.(a) What is the
1. 2 answers
2. asked by Sara
3. 1,156 views
two points A and B 80 ft apart lie on the same side of a tower and in a horizontal line through its foot . If the angle of
1. 4 answers
2. asked by aris
3. 1,089 views
a monatomic gas initially at 19 degree celsius is suddenly compressed to 1/10th its original volume .what is temperature after
1. 2 answers
2. asked by zainab
3. 580 views
How much water is neede to add to 60ml of 10% NaCl, density 1.05g/ml to obtain 4% solution
1. 1 answer
2. asked by Anonymous
3. 376 views
the cost of production of a radio set is rupees 900 , divided between material, labour and overheads in the ratio 3:4:2 .
1. 1 answer
2. asked by see
3. 730 views
find a single discount equivalent to the discount series 20%, 10%, and 15%.
1. 2 answers
2. asked by dee
3. 636 views
a man marks his good at a price that would give him 20% profit. he sells 3/5 of the goods at the marked price and sells the
1. 2 answers
2. asked by help me please!!!
3. 1,181 views
a wholesellor allows a discount of 20% on the list price to a retailor . the retailor sells at 5% discount on the list price .
1. 1 answer
2. asked by tina !!! help me please
3. 331 views
QUIZ 1 AND 2, PROBLEM 3A block of mass M is pulled with a rope that exerts a force of a magnitude F, causing it to slide over
1. 2 answers
2. asked by XYZ
3. 589 views

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