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Questions Asked on September 26, 2012

What is the net ionic equation of reaction of MgCl2 with NaOH?I got the equation and then balanced it and then omitted the
1. 1 answer
2. asked by M
3. 17,956 views
1.The area of Greenland is 840,000 square miles. What is this number in scientific notation? (1 point) 840 x 105 84 x 10–5 8.4
1. 49 answers
2. asked by Delilah
3. 8,921 views
Findy'' by implicit differentiation. 3x3 + 4y3 = 1
1. 1 answer
2. asked by Anonymous
3. 6,874 views
Radon-222 undergoes alpha decay.what is the nuclear equation
1. 2 answers
2. asked by Shay
3. 6,670 views
Suppose you are managing 16 employees, and you need to form three teams to work on different projects. Assume that all employees
1. 2 answers
2. asked by bballer
3. 6,368 views
Two people pull as hard as they can on ropes attached to a 200 kg boat. If they pull in the same direction, the boat has an
1. 1 answer
2. asked by sean
3. 5,981 views
Anonymous answer rating percentage100%Figure 22-21 shows two square arrays of charged particles. The squares with edges of 2d
1. 1 answer
2. asked by rawand
3. 5,859 views
to qualify for a race, a car must average 350 km/hr for four laps. If a driver averages 285 km/hr for the first two laps, what
1. 3 answers
2. asked by mary otto
3. 4,240 views
When californium-249 is bombarded by oxygen-18, a new isotope and four neutrons are produced.Express your answer as a nuclear
1. 1 answer
2. asked by Shay
3. 3,979 views
Two tugboats are towing a ship.Each exerts a force of 6000 N and the angle between two ropes is 60 degrees.What is the resultant
1. 8 answers
2. asked by anil
3. 3,871 views
WHAT IS THE ANSWER TO THIS PROBLEM? (WRITE TWO DIFFERENT NUMBERS WHEN ROUNDED TO THE NEAREST TENTH EQUALS 18.3
1. 11 answers
2. asked by GRANT
3. 3,730 views
The person in the drawing is standing on crutches. Assume that the force exerted on each crutch by the ground is directed along
1. 2 answers
2. asked by Justin
3. 3,422 views
two metra trains are on separate but parallel tracks. One has a speed of 90 km/hr, the other 80 km/hr. Initially, the two trains
1. 2 answers
2. asked by tiana
3. 3,409 views
KCl(s) → K+(aq) + Cl‾ (aq)Solid KCl dissolves as shown in the above equation. A 6.60 g sample of KCl was dissolved in 42.3 g
1. 2 answers
2. asked by sam
3. 3,260 views
Convert 3.01 x 10^23 atoms of silicon to moles of silicon.on my paper i have the equations moles S = 3.01 x 10^23 atoms x 1
1. 2 answers
2. asked by John
3. 3,090 views
Tito Sanchez receives a weekly salary of $400. he also receives a 6% commission on the total dollar amount of all sales he
1. 2 answers
2. asked by Jennifer
3. 2,996 views
The half-life for the radioactive decay of calcium-47 is 4.5 days.If a sample has an activity of 4.00uCi after 13.5 days, what
1. 3 answers
2. asked by Shay
3. 2,941 views
5.Taylor completed the problem below. Describe and correct the error in the problem. 2–4 = –2 • –2 • –2 •–2 =16
1. 14 answers
2. asked by Delilah
3. 2,738 views
Carbon disulfide (CS2) reacts with excess chlorine (Cl2) to produce carbon tetrachloride (CCl4) and disulfur dichloride (S2Cl2).
1. 5 answers
2. asked by Anonymous
3. 2,653 views
1. Two identical 15.0 kg balls, each 25.0 cm in diameter, are suspended by two 35.0 cm wires as shown in the figure. The entire
1. 1 answer
2. asked by Anonymous
3. 2,562 views
A shuffleboard disk is accelerated to a speed of 5.6 m/s and released. If the coefficient of kinetic friction between the disk
1. 1 answer
2. asked by Karl
3. 2,522 views
If a permutation is chosen at random, what is the probability that it begins with at least 2 A's?
1. 1 answer
2. asked by bballer
3. 2,466 views
A car is towing a boat on a trailer. The driver starts from rest and accelerates to a velocity of +14 m/s in a time of 25 s. The
1. 2 answers
2. asked by Justin
3. 2,431 views
use the following terms to create a concept map: ecology,ecosystem,producer,decomposers, carrying capacity,consumers, and food
1. 3 answers
2. asked by alandra
3. 2,135 views
How would I calculate the mass of 20ml of a 3% hydrogen peroxide from a 30% H2O2 solution?
1. 3 answers
2. asked by John
3. 2,057 views
8. Assume that the United States is an importer of televisions and there are no trade restrictions. U.S. consumers buy 1 million
1. 1 answer
2. asked by Gabby
3. 2,003 views
A cube has a volume of 1280 cubic feet. Determine the edge length of the cube as a radical in simplest form.
1. 2 answers
2. asked by Slarlett
3. 1,992 views
a ford is traveling with a speed of 15 m/s and is 200 meters ahead of a Chevy traveling in the same directin at 20 m/s. How far
1. 2 answers
2. asked by Beth
3. 1,916 views
in the last three years, Fred's basketball team won 30 more games than they lost. if they won 150 games, what was their ratio of
1. 3 answers
2. asked by sk8rgurl
3. 1,904 views
Assume that WilyMarketer is running an email campaign to acquire new customers. It is considering two options:Option A would use
1. 1 answer
2. asked by nan
3. 1,902 views
What is the acceleration of a projectile fired vertically upwards? Is it positive or negative?Vertically downwards?
1. 3 answers
2. asked by amanda1012
3. 1,846 views
A student wishes to prepare 1.000 g of silver chromate.How many mL of .05000M silver nitrate solution should be added to 50.00
1. 1 answer
2. asked by mom
3. 1,770 views
(1)A geologist was studying rocks in a mountain range. She found a layer of sedimentary rock that had formed in the ocean.
1. 2 answers
2. asked by Raven
3. 1,704 views
1.According to Confucius, a society will be healthy if people (1 point) choose a ruler who inspires fear. obey their rulers
1. 34 answers
2. asked by Delilah
3. 1,683 views
Debt-to-equity ratio is:A. calculated by dividing total liabilities by net worth. B. calculated by dividing monthly debt
1. 1 answer
2. asked by clara
3. 1,639 views
The total amount of money (in cents) in y quarters, 7y dimes, and (2y - 1) nickles.
1. 2 answers
2. asked by Sheila
3. 1,547 views
How many electrons are in the outermost principal energy level of an atom of nitrogen in the ground state?
1. 2 answers
2. asked by Sabrina
3. 1,545 views
When a clear aqueous solution of calcium chloride (CaCl2) is mixed with a clear aqueous solution of sodium carbonate (Na2CO3), a
1. 2 answers
2. asked by Lily
3. 1,506 views
Graphing PolynomialsDecide whether each of the following is sometimes true, always true, or never true and explain reasoning. A.
1. 1 answer
2. asked by Shreya
3. 1,494 views
The sum of two decimal numbers is 5.3. Their differences is 1.7, and their product is 6.3. what are the two numbers?
1. 3 answers
2. asked by lily
3. 1,490 views
A student dried a wet crucible with a kimwipe. A piece of kimwipe was left clinging to the inside wall of the crucible. The
1. 1 answer
2. asked by Avi
3. 1,482 views
Technetium-99m is an ideal radioisotope for scanning organs because it has a half-life of 6.0 {\rm hr} and is a pure gamma
1. 2 answers
2. asked by Shay
3. 1,462 views
If you think that your bill is wrong, you should first:A. contact the local credit bureau and inform it of the billing error. B.
1. 1 answer
2. asked by clara
3. 1,452 views
Write as a whole number or mixed number in simplest form1 1/3
1. 8 answers
2. asked by Savanna
3. 1,443 views
Find the second derivative for the function 5x^3+60x^2-36x-41and solve the equation F(X)=0 i got to the second derivative but
1. 1 answer
2. asked by Herosugar
3. 1,426 views
Sarah is making poster by hand to advertise her school play, but her posters are not the same length as a standand sheet of
1. 2 answers
2. asked by jimmy
3. 1,391 views
10HI+2KMNO4+3H2SO4-5I2+2MNSO4+K2SO4+8H20Find the mass of water produced when 300g HI reacts with 30 g KMno4 and excess H2So4.
1. 2 answers
2. asked by noorie
3. 1,367 views
Thomas needs a b in his class. his current test scores are 88, 83, 86 and 72. his final exam is worth 3 test scores. In order to
1. 2 answers
2. asked by Peter
3. 1,321 views
*The number has 8 digits, none of the digits are the same.*It is evenly divisible by 10. *The value of one of the digits is
1. 2 answers
2. asked by rod
3. 1,306 views
What is the temperature change in celsius when 29.5L of water absorbs 2.3 kwh of heat?
1. 1 answer
2. asked by Selena
3. 1,251 views
PM is the median of trapezoid KLNO. If ON = 24 centimeters and KL = 12 centimeters, which is the length of PM
1. 2 answers
2. asked by brittany
3. 1,240 views
A factory has 3 machines that produce the same item. Machines 1 and 2 each produce 30% of the total output, while machines 3
1. 2 answers
2. asked by Anonymous
3. 1,224 views
early childhood practitioners now know that in addition to cognitive factors there are social factors that impact school
1. 1 answer
2. asked by kiesha
3. 1,215 views
Write the equation of the tangent line to the graph of the function at the indicated point. Check the reasonableness of your
1. 2 answers
2. asked by Herosugar
3. 1,210 views
a race car can be slowed with a constant acceleration of -11m/s2.a.if the car is going 55m/s,how many meters will it travel
1. 1 answer
2. asked by ashaly
3. 1,203 views
A jet flies from Atlanta to Dubuque a distance of 900 miles. After traveling the same amount of time on the return flight,the
1. 1 answer
2. asked by Rachel
3. 1,192 views
integral of xarctanxdx using integration by parts.
1. 3 answers
2. asked by Heather
3. 1,191 views
Iodine-131, a beta emitter, has a half-life of 8 days.How many grams of a 10.0g sample of iodine-131 would remain after 56.0
1. 1 answer
2. asked by Shay
3. 1,186 views
A woman driving at a speed of 23 m/s sees a deer on the road ahead and applies the brakes when she is 210 m from the deer. If
1. 3 answers
2. asked by James
3. 1,185 views
Determine the limit of the trigonometric function:Limit as x approaches pi/4 of (1-tanx)/(sinx-cosx) I need step by step help
1. 1 answer
2. asked by Kayla
3. 1,176 views
What volume of 0.200M of aqueous solution of formic acid, a weak monoprotic acid (KA =1.78x10-4) and 0.200M aqueous solution of
1. 1 answer
2. asked by Sam
3. 1,154 views
A pizza was cut into eight equal pieces.Jack eats 3 1/2 pieces. what part of the original pizza did he eat?
1. 4 answers
2. asked by sadie
3. 1,148 views
fill in the blank:the ____, the force acting on an object, the greater the acceleration of the object.It is 6 letters and the
1. 1 answer
2. asked by amanda
3. 1,144 views
A swimmer, capable of swimming at a speed of 0.8 m/s in still water (i.e., the swimmer can swim with a speed of 0.8 m/s relative
1. 2 answers
2. asked by Bill
3. 1,140 views
How were the ideas of Louis XIV similar? How were they different?
1. 2 answers
2. asked by Josh
3. 1,132 views
How did the compromises made when writing and ratifying the Constitution encourage the development of political factions?
1. 4 answers
2. asked by Andrea
3. 1,128 views
The acceleration of gravity at the surface of a newly discovered planet is 5.2 m/s^2. An astronaut throws a rock straight up at
1. 1 answer
2. asked by Savannah
3. 1,098 views
When was Williamsburg, VA founded?And I don't mean when it became the capital of Virginia, I mean when was it created. People
1. 3 answers
2. asked by Catherine
3. 1,094 views
Your salary after a 3% salary increase if your salary before the increase was S, what is the algebric expression?
1. 1 answer
2. asked by chris
3. 1,088 views
Fairgoers ride a Ferris wheel with a radius of 5.50 m, the bottom of which is 1.75 m above the ground. The wheel completes one
1. 0 answers
2. asked by Kabe
3. 1,081 views
The table shows the number of people in millions who participate in 5 sports in a recent year. About how many more people swam
1. 1 answer
2. asked by Jerald
3. 1,076 views
A pendulum bob of mass -m is suspended at rest a constant horizontal force f= mg starts acting on it . Find thecmaximum
1. 0 answers
2. asked by twinkle
3. 1,067 views
two locomotives start at the SAME place but Locomotive A gets a half hour head start. Locomotive A travels at 100 km/hr and
1. 1 answer
2. asked by Steph
3. 1,055 views
Which of these statements concerning the interaction of light waves with the glass of a greenhouse is correct?A. Infrared is
1. 1 answer
2. asked by Hannah
3. 1,037 views
I'm totally stuck on 1-5.Help?
1. 2 answers
2. asked by Jessica
3. 1,030 views
The mystery number's tens digit is less than the ones digit.The tens digit is less than the tenths digit. The tens digit is
1. 1 answer
2. asked by Gene
3. 1,013 views
A person can jump a horizontal distance of 3.10 m on Earth, where the free-fall acceleration, g = 9.81 m/s2.(a) How far could
1. 0 answers
2. asked by mike
3. 1,011 views
a chef can bake 15 pies in one hour. What is the rate in pies per minute?
1. 6 answers
2. asked by Michelle
3. 997 views
A sack of flour has weight of 19.8N. what is its weight in pounds?
1. 1 answer
2. asked by rose
3. 986 views
A satellite sitting on the ground has a weight of 5000 N. When it is placed in orbit 500 km above the surface of the Earth
1. 1 answer
2. asked by StressedStudent
3. 982 views
A gray kangaroo can bound across level ground with each jump carrying it 8.4 from the takeoff point. Typically the kangaroo
1. 1 answer
2. asked by Senko
3. 971 views
Prepare 1.5 liters of 0.25 M Tris buffer, pH 7.5.Useful information: pKa Tris = 8.1 Formula weight of Tris (hydroxymethyl
1. 0 answers
2. asked by steven
3. 970 views
A ball is dropped from the roof of a building. How fast is it moving after 4.6 seconds?
1. 1 answer
2. asked by lana
3. 968 views
roger has three employees who earn $500, $550, and $700, respectively. How much does roger owe for SUTA and FUTA in the first 12
1. 1 answer
2. asked by kiesha
3. 964 views
Let f(x) = 2x-1 and g(x) = 4-x. Find all values of x for which f(x) < -1 or g(x) <3. solution set in interval notation.
1. 1 answer
2. asked by Peter
3. 956 views
Complete and balance the following equations and identify oxidizing and reducing agents.S+HNO3---->H2SO3+N2O
1. 1 answer
2. asked by Rina
3. 944 views
When 0.312g of glucose was burned in a bomb calorimeter (heat capacity 641 J/K) the temperature rose by 7.739 K. Calculate the
1. 2 answers
2. asked by Kalli
3. 938 views
If creditors give you no credit for payments made during the billing period, this is called the:A. APR method. B. discount
1. 5 answers
2. asked by clara
3. 922 views
Identify the appositive or complete appositive phrase.Sam, our cat, is too lazy to catch mice.
1. 2 answers
2. asked by adrian
3. 921 views
1. Identify whether the capitalized word in the sentence below is used as a participle or verb.I really need to get a WORKING
1. 2 answers
2. asked by Anonymous
3. 921 views
I am writing and essay for social studies and i only have a conclusion left please help!!!!The essay is about the war of England
1. 10 answers
2. asked by Aisha
3. 897 views
A bag of apples weigh 22.3 ounces and costs $1.80 What is a good estimate of the price per ounce of the bag of applesA.$1 B.10
1. 3 answers
2. asked by Lance
3. 884 views
An initial-value problem is given by the differential equation,f(x,y)=-20xy^2, y(1)=1. Use the classical fourth-order
1. 0 answers
2. asked by enigma
3. 878 views
theme of the story "And Of Clay Are We Created" in one sentence?
1. 0 answers
2. asked by Pabitra Bhattarai
3. 874 views
1.Force exerted on an area is called _____. (1 point) pressure temperature gravity mass 2. The composition of the atmosphere is
1. 3 answers
2. asked by Delilah
3. 873 views
about how many bacteria (e coli) would you have to line up to stretch 1mm??
1. 2 answers
2. asked by mandy
3. 870 views
if you double the concentration of HCL acid, will that double rate of reaction? i have to explain in terms of the theory of
1. 2 answers
2. asked by Shreya
3. 867 views
which temperature is colder: 50F or 50C???
1. 2 answers
2. asked by mandy
3. 866 views
"The cat is on the roof."Is it SVC or SVA?(sentence pattern).why "we painted the wall green." what is the sentence pattern used
1. 1 answer
2. asked by nanbala
3. 860 views
an urn contains 3 blue chips and 7 red chips. sequentially draw 3 chips without replacement. what is the probability that all
1. 2 answers
2. asked by chris
3. 859 views

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