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Questions (317)

how far will a migrating duck fly in 7 hours at the speed of 21 mph?
1. 1 answer
2. 378 views
the ratio of right handed to left handed students in the school was 3 to 14. if the total number in both categories was 714 how
1. 1 answer
2. 657 views
The eighth term of an arithmetic series is twice the third term. The sum of the first eight terms are 39.Calculate the first
1. 1 answer
2. 1,156 views
a box with a mass of 25kg is lifted (without acceleration) through a height of 2.0m, in order to place it upon the shelf of a
1. 6 answers
2. 987 views
What are (desire lines) according to tim cresswell place?
1. 1 answer
2. 444 views
an elevator weighs 8000N. It leaves the main floor and arrives to the 15th floor which is 45 meters high. How much work was done
1. 3 answers
2. 401 views
Which of the following is NOT a component of judicial review?The supremacy of local laws when they conflict with national laws
1. 1 answer
2. 921 views
On the spectrum of international ideologies, what group is most likely to oppose other nations monitoring human rights
1. 3 answers
2. 643 views
Which of the following is a subordinate clause?
1. 1 answer
2. 639 views
One of the main differences in passing a bill is that the House has a _____ which the Senate does not.rule committee lower
1. 3 answers
2. 511 views
Which of the following is NOT considered a critical election?William McKinley (1896) Theodore Roosevelt (1904) Abraham Lincoln
1. 5 answers
2. 856 views
As US ambassador to the United Nations, Samantha Power has what rank compared to other members of the executive administration?c
1. 2 answers
2. 515 views
During the 2nd Party System in American politics, parties moved from a ______ in Congress to a _______ in order to pick
1. 3 answers
2. 601 views
The book has a chart listing the public approval of several things/people/events and compares it to the approval rating of
1. 1 answer
2. 491 views
What "celebrity" was a Congressional witness who testified with the help of Representative Duncan Hunter before the House
1. 1 answer
2. 385 views
Where might a member of Congress hold the floor indefinitely and thereby delay a vote on a bill which he or she objects (aka
1. 2 answers
2. 521 views
Before President Obama, when was the last time a Senator successfully ran for President?A.1824 B.1960 C.Obama was the first
1. 4 answers
2. 516 views
I have no clue on this one!!!!Bill Clinton's focus on domestic issues, what was NOT part of his "E2M2" campaign? A.Medicare
1. 6 answers
2. 499 views
the Presidential Campaign has three phases. What is the second phase?A.General Election B.Declaring Candidacy C.Party
1. 1 answer
2. 457 views
In the "Campaigns and Elections By the Numbers" box, the book lists the number of people that filed to run for President. It
1. 6 answers
2. 526 views
Steven borrowed $5000.00 from bank a for a 3% per annum for 3 years Fred borrowed $5000.00 from bank b for a 4% for 2 years who
1. 1 answer
2. 593 views
The volume of a triangular prism is 264 cubic feet the area of the base is 48 square feet. Find the height of the prism
1. 2 answers
2. 1,362 views
trail mix is sold in 1 lbs bags Mary will buy trail mix and repackage it so that each of the 15 members of her hiking club gets
1. 1 answer
2. 641 views
When Resisto Systems, Inc., was formed, the company was authorized to issue 5,000 shares of $100 par value, 8 percent cumulative
1. 0 answers
2. 966 views
Im having a little trouble help please?1.Given the table below, evaluate the following: x -3 -2 -1 0 1 2 3 4 5 f(x) 10 20 30 40
1. 1 answer
2. 448 views
how do you think the Europeans and the tainos perpective on their encounter vary
1. 2 answers
2. 493 views
What was the role of law limiting in u.s goverment and protecting citizens
1. 7 answers
2. 527 views
If the print area of each tire of a car is 24 inch2 and the tire pressure is 30psi, what the weight of the car in pounds?
1. 1 answer
2. 450 views
find the slope of a road that rises 5 feet vertically for every 45-foot horizontal increase.
1. 2 answers
2. 821 views
The tail on Alex's dog is 5 1/4 inches long this like this between which 2 inch March on a ruler
1. 4 answers
2. 2,656 views
Calculate the weight in grams of potassium hydrogen phthalate (KHP, KHC2H3O2, MW 202.2 g/mole) required to neutralize 25.00 ml
1. 1 answer
2. 846 views
Describe in detail how you would prepare 500 ml of 0.1 M HCl from 6 M HCl stock solution.
1. 1 answer
2. 729 views
Describe in detail how you would prepare 1000 ml of 0.1 M NaOH from 6 M of NaOH stock solution.
1. 2 answers
2. 676 views
1. A point on the edge of a large wheel of radius 0.45 meters moves through an angle of 170o at a constant angular velocity of
1. 1 answer
2. 525 views
a metal object is suspended from a spring balance scale. the scale reads 800 N when it is suspended in air and 700 N when the
1. 1 answer
2. 2,107 views
why is the ability to debate still important todat
1. 1 answer
2. 418 views
In 100 mL of distilled water,1.0g of thallium cholirde is added. How much of the 1.0g of TlCl doen't dissolve? The Ksp of TlCl
1. 1 answer
2. 449 views
Please help !?Knowing that the concentration of Ag+ in a silver chromate solution is 1.5 x 10-3 M, calculate its solubility
1. 1 answer
2. 903 views
Stuck on this one please help !The solubility of barium sulphate, BaSO4, is 2.4 x 10-4 g/100 mL of solution. Calculate the Ksp
1. 1 answer
2. 941 views
In 100 mL of distilled water,1.0g of thallium cholirde is added. How much of the 1.0g of TlCl doen't dissolve. The Ksp of TlCl
1. 1 answer
2. 546 views
Please help?!if 600 mL of a 0.04M KCl solution is mixed with 50mL of a 0.03M Na2SO4 solution, will a precipitate be formed?
1. 1 answer
2. 916 views
I have no idea how to go about this question, please help!A clumsy chemist accidentally pours 100 mL of a 0.004 M Na2SO4
1. 1 answer
2. 841 views
Stuck on this questions ?! please helpThe solubility of barium sulphate, BaSO4, is 2.4 x 10-4 g/100 mL of solution. Calculate
1. 0 answers
2. 617 views
A ball is dropped from an upper floor, some unknown distance above your apartment. As you look out of your window, which is 1.5
1. 1 answer
2. 8,542 views
a basketball team needs 5 players. the team can choose from a group of 7 players. explain how to find the combinations of
1. 2 answers
2. 1,019 views
The vapor pressure of liquid chloroform, CHCl3, is 100. mm Hg at 283 K. A 0.198 g sample of liquid CHCl3 is placed in a closed,
1. 1 answer
2. 3,273 views
what is the limiting reagent in these two reactionsReaction 1: CuSO4+2NaOH=Cuo+Na2SO4+H2O Reaction 2: CuSO4+NaCO3=CuCO3+Na2SO4
1. 1 answer
2. 791 views
A ball is thrown straight upward. At 4.36 m above its launch point, the ball's speed is one-half its launch speed. What maximum
1. 1 answer
2. 597 views
What is the slope of the budget line from trading with Friday (coconuts for fish)?
1. 1 answer
2. 1,344 views
if a cone is 7.5 cm high and has a vertical angle of 70 degree calculate the diameter of its base.
1. 2 answers
2. 552 views
Sunlight strikes the surface of a lake at an angle of incidence of 44.5°. At what angle with respect to the normal would a fish
1. 1 answer
2. 706 views
How would a diamond look if there were no dispersion?
1. 0 answers
2. 384 views
Question PartPoints Submissions Used 1 2 3 4 0/0.37 0/0.37 –/0.37 –/0.37 4/15 1/15 0/15 0/15 Total 0/1.48 ...A diamond in
1. 0 answers
2. 522 views
A diamond in air is illuminated with white light. On one particular facet, the angle of incidence is 46.05°. Inside the
1. 1 answer
2. 784 views
Sunlight strikes the surface of a lake at an angle of incidence of 44.5°. At what angle with respect to the normal would a fish
1. 1 answer
2. 645 views
Find the area of the region under the curve y = 12 e ^{3 x} between x = -2.6 to x =2.6
1. 1 answer
2. 385 views
The slope of the tangent line to the graph of a function, h(t) is 7/2tThe function passes through the point (5,3) Find h(4)
1. 1 answer
2. 436 views
Write a program that asks for the name of the employee, an hourly pay rate and hours worked. Compute gross pay (hours X rate),
1. 0 answers
2. 644 views
Drag-race tires in contact with an asphalt surface have a very high coefficient of static fric.tion. Assuming a constant
1. 2 answers
2. 6,261 views
Consider the function f(x) = 7 xe^{-7.5 x}, 0<_x<_2.This function has an absolute minimum value equal to: which is attained at
1. 1 answer
2. 605 views
A landowner wants to fence in a rectangular area of 60000 square metres and divide it into three parts with two parallel fences
1. 2 answers
2. 1,033 views
Lucy earns $326.87 each week. The federal government withholds 18% ofthat for federal income tax. How much is withheld from her
1. 1 answer
2. 680 views
Find the point on the line -6 x + 5 y - 1 =0 which is closest to the point ( -4, 1 )
1. 2 answers
2. 2,374 views
A car is driving along at 16 m/s, and the rain is falling at 6 m/s straight down. What angle θ (in degrees) does the rain make
1. 1 answer
2. 824 views
Did you mean: ryan has nine 14 ounce bags of popcorn to repackage and sell at the school fair. a small bag holds 3 ounces. how
1. 1 answer
2. 398 views
A machine is designed to fill jars with 16 ounces of coffee. A consumer suspects that the machine is not filling the jars
1. 2 answers
2. 2,502 views
Which of the following types of people would be unlikey ro do much to change themselves? A. The fair wheather liberal b.the all
1. 2 answers
2. 457 views
the school bought a new copy machine which makes 20 copies per minute.the old machine makes 12 copies per minute.francine needs
1. 5 answers
2. 548 views
A rubber band has a"spring constant" of 45 N/m. When the rubber band is pulled by a force of 9.8 N , how far will it stretch and
1. 2 answers
2. 5,115 views
A dart gun is located 1 meter above the floor and is fired horizontally. the dart travels a horizontal distance of 4 meters when
1. 1 answer
2. 604 views
A block weighing 5.7 N requires a force of 2 N to push it along at constant velocity.What is the coefficient of friction for the
1. 0 answers
2. 495 views
You drop a ball from a height of 2.8 m, and it bounces back to a height of 1.4 m. (Ignore air resistance.)(a) What fraction of
1. 0 answers
2. 499 views
Explain how you can use multiplication to find the perimeter of a square
1. 2 answers
2. 713 views
. What annual investment is required at 8% per year compounded annually to accumulate to$100,000 at the end of 20 years?
1. 0 answers
2. 579 views
You are making $1,000 monthly deposits into a fund that pays interest at a rate of6% compounded monthly. What would be the
1. 1 answer
2. 606 views
You borrow $20,000 from a bank to be repaid in monthly installments for 3 yearsat 9% interest compounded monthly. What is the
1. 0 answers
2. 891 views
ph of 10 grams of sodium acetate and 100 mL of .5M acetic acid
1. 1 answer
2. 341 views
what is the heat capacity of iron when a 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and it's temperature
1. 1 answer
2. 1,259 views
Derive the central difference approximation for f''(x) accurate to O(h^4)by applying Richardson extrapolation to the central
1. 0 answers
2. 383 views
Two radar stations A and B, are separated by horizontal distance of (a=500 metres), they both track the position of a plane C by
1. 0 answers
2. 665 views
three cards are randomly drawn without replacement from a standard deck of 52 cards. What is the probability of drawing an ace
1. 1 answer
2. 498 views
three cards are randomly drawn without replacement from a standard deck of 52 cards. What is the probability of drawing an ace
1. 1 answer
2. 637 views
A diver jumps into a 10 meter deep pool from a 5 meter platform with an initial upward velocity of 3.2 meters per second. What
1. 1 answer
2. 789 views
You throw a softball (of mass 300 g) straightup into the air. It reaches a maximum altitude of 10.1 m and then returns to you.
1. 1 answer
2. 1,047 views
what fraction falls between 1.8 and 2.0 because
1. 1 answer
2. 336 views
A gene for flower color can have multiple alleles like purple, white, or red.
1. 0 answers
2. 994 views
there are 189 students in the band.the difference between the number of boys and the number of girls is 27.How many boys and
1. 2 answers
2. 1,005 views
what do halus and kasar mean
1. 1 answer
2. 432 views
a 8.6 *10 to the -3 power M solution of H3PO4 has a PH of 2.30 what is the Ka for H3PO4?
1. 1 answer
2. 548 views
how to calculate PH and POH{OH-) = 1.0 *10 to -11 power M?
1. 1 answer
2. 367 views
how do you find PH of {H+} = 1.0 * 10 to the -5 power M?
1. 1 answer
2. 362 views
what is the ionization reaction and acid ionization constant expression for the HS- ion in water?
1. 1 answer
2. 1,251 views
what is the base ionization constant expression for ammonia?
1. 1 answer
2. 1,212 views
the ph of a .030M C2H5 COOH solution is 3.20. What is this acids Ka?
1. 1 answer
2. 635 views
how do you write the ionization reaction and the acid ionization constant expression for the third ionization of phosphoric acid
1. 1 answer
2. 1,002 views
how do you identify the base in this reaction?h2o(L) + CH3NH2(aq) yields OH-(aq) + CH3+(aq)
1. 2 answers
2. 1,184 views
write the steps of complete ionization of carbonic acid and hydro sulfuric acid.
1. 2 answers
2. 5,339 views
write a balanced chemical equation for the dissociation of solid magnesium hydroxide in water?
1. 1 answer
2. 1,084 views
write a balanced equation for the reaction between sulfuric acid and calcium metal
1. 1 answer
2. 1,150 views
A new antibiotic drug has been developed for human oral administration.TECHNICAL DATA FOR ANTIBIOTIC AS FOLLOWS; pKa = 2.1; pH =
1. 1 answer
2. 492 views

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