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2012
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Questions Asked on October 2, 2012

Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon
1. 5 answers
2. asked by Anonymous
3. 11,177 views
A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the
1. 4 answers
2. asked by Anonymous
3. 4,925 views
A base ball diamond is square. The distance from home plate to first base is 90 feet. In feet, what is the distance from home
1. 3 answers
2. asked by Sunbird
3. 4,722 views
Identify the type of reactionC4H10(g) + O2(g) ! CO2(g) + H2O(g) 1. hydrocarbon synthesis 2. single displacement 3. incomplete
1. 1 answer
2. asked by cheri
3. 3,833 views
In the number 7,725 which places contains digits where one digit is ten times greater as the other?
1. 10 answers
2. asked by Jimmy
3. 3,829 views
The number 57,733 contains two sets of digits in which one digit is ten times as great as the other. What are the values of the
1. 8 answers
2. asked by Jimmy
3. 3,400 views
A turbine is spinning at 3600rpm . Friction in the bearings is so low that it takes 11min to coast to a stop. How many
1. 5 answers
2. asked by Nami
3. 3,398 views
An Alaskan rescue plane traveling 42 m/s drops a package of emergency rations from a height of 117 m to a stranded party of
1. 1 answer
2. asked by Anonymous
3. 3,201 views
An object is launched horizontally from a cliff. The cliff is 80m high and the object has an initial velocity of 50m/s. Find the
1. 1 answer
2. asked by Mike
3. 3,070 views
(a) One blade of a pair of scissors rotates clockwise in the xy plane. What is the direction of for the blade?into the xy plane
1. 4 answers
2. asked by zina
3. 3,030 views
The high level bridge, a railway bridge that crosses the Oldman River is over 1km long. From one point on the river, the angle
1. 2 answers
2. asked by Sonny
3. 2,960 views
write each decimal in standard form, expanded form, and word form.12+0.2+0.005
1. 6 answers
2. asked by shion
3. 2,756 views
Classify the reaction(NH4)2Cr2O7 ! N2 + 4 H2O + Cr2O3 as one or more of the following: Z1) combination Z4) metathesis Z2)
1. 2 answers
2. asked by cheri
3. 2,519 views
A plane flying horizontally at an altitude of 1 mi and a speed of 560 mi/h passes directly over a radar station. Find the rate
1. 1 answer
2. asked by Anonymous
3. 2,429 views
4. A college student is interested in whether there is a difference between male and female students in the amount of time spent
1. 1 answer
2. asked by Ashley
3. 2,271 views
Zinc, copper, lead, and mercury ions are toxic to Atlantic salmon at concentrations of 6.42 times 10 to the -2 mM, 7.16 times 10
1. 1 answer
2. asked by HELP
3. 2,270 views
Briefly describe Poe’s requirements for the short story genre.
1. 2 answers
2. asked by Anne
3. 2,268 views
Ted's patio is the shape of a right triangle. Tell how he should determine the area of the patio.
1. 7 answers
2. asked by Yog
3. 2,267 views
the average for a grade on a test taken by 20 students was 75. When one more student took the test the class average became a
1. 3 answers
2. asked by Kaelyn
3. 2,197 views
a manufacturer of bicycle tire has developed a new system which he claims an average life span of 5 years. with the standard
1. 2 answers
2. asked by jericho
3. 2,157 views
there are 15 boys and 18 girls in fifth grade. Find the ratio of boys to girls in fifth grade.(how do I get the answer) can
1. 7 answers
2. asked by dan
3. 2,098 views
A car rounds a curve that is banked inward. The radius of curvature of the road is R = 109, the banking angle is θ = 25°, and
1. 4 answers
2. asked by Find the maximum speed that the car can have witho
3. 1,998 views
is 10 000 more than 881 462is 1000 000 less than 2 183 486 is 1 000 000 more than 746 000 is 1 000 000 less than 624 327 207
1. 7 answers
2. asked by Jenna
3. 1,985 views
in a circle of radius 7m, find the length of the arc subtended by a central angle of 42.0degrees
1. 3 answers
2. asked by Tamra
3. 1,971 views
A recurring theme in literature is the transient nature of the world and life. Provide two ways in which this theme is expressed
1. 1 answer
2. asked by Monica
3. 1,954 views
In a geomatic sequence, the 7th term exceeds the 5th term by 48. Find the first term if the common ratio is 2.
1. 1 answer
2. asked by Fara
3. 1,939 views
Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be
1. 1 answer
2. asked by Kristen
3. 1,920 views
Nitric acid reacts with silver metal: 4HNO3 + 3Ag -> NO + 2H2O + 3AgNO3. Calculate the number of grams of NO formed when 10.8 g
1. 3 answers
2. asked by Bob
3. 1,861 views
how do i calculate the moles of Na2CO3 present in the original 25.00mL aliquot of carbonate solution??the tared mass of Na2CO3
1. 4 answers
2. asked by Anonymous
3. 1,843 views
Jon begins jogging at a steady 3m/sec down the middle of lane one of a public track. Laura starts even with him in the center of
1. 1 answer
2. asked by Shelby
3. 1,840 views
7. A cyclist is travelling with a speed of 12.0 m/s when she applies the brakes. After slowing for 3.0 s, her speed has been
1. 1 answer
2. asked by Anonymous
3. 1,839 views
18. Balance sheet and income statement data indicate the following:Bonds payable, 6% (issued 2000, due 2020) $1,200,000
1. 2 answers
2. asked by shannon
3. 1,825 views
Sam, whose mass is 80kg , takes off across level snow on his jet-powered skis. The skis have a thrust of 220N and a coefficient
1. 1 answer
2. asked by Anonymous
3. 1,803 views
Can someone help me to find two numbers the exact answer is between:6 x 7,381
1. 3 answers
2. asked by DJ
3. 1,756 views
The distance across the front of the store is 294 feet. The distance from the front to the back is one-third of this distance.
1. 4 answers
2. asked by Nay lean
3. 1,751 views
A chemist is preparing to carry out a reaction at high pressure that requires 36.0 mol of hydrogen gas. The chemist pumps the
1. 2 answers
2. asked by Heather
3. 1,719 views
what two simpler problems can you use to find 9 times 38?
1. 8 answers
2. asked by brendan
3. 1,684 views
A chemist requires 0.780 mol Na2CO3 for a reaction. How many grams does this correspond to?
1. 2 answers
2. asked by Tisha
3. 1,637 views
mr. and mrs. blank sold their house for $200000 and needed to hire an attorney to handle the closing procedures. attorney mr.
1. 10 answers
2. asked by Taylor
3. 1,613 views
Metallica Bearings, Inc., is a young start-up company. No dividends will be paid on the stock over the next nine years because
1. 1 answer
2. asked by Jenna Fray
3. 1,590 views
El Tiempo (the weather)1. Hace sol - sunny 2. Hace (Mucho) calor - hot 3. Esta nublado - ??????? 4. Esta IIoviendo - raining 5.
1. 6 answers
2. asked by Laruen
3. 1,587 views
form a polynomial f(x) with real coefficients having the given degree and zeros. degree 5; zeros -7; -i;-9+ienter the
1. 1 answer
2. asked by ladybug
3. 1,559 views
what is the lewis dot structure for BN
1. 1 answer
2. asked by shay
3. 1,497 views
In 1928, 1.0 g of Re was isolated from 660 kg of the ore molybenite. The percent by mass of this element in the molybenite was:1
1. 1 answer
2. asked by Anonymous
3. 1,487 views
Which of the following compounds are soluble?Choose at least one answer. a. BaSO4 b. K2SO4 c. KBr d. NaOH e. Al(OH)3 I
1. 1 answer
2. asked by Anonymous
3. 1,486 views
Find all real and imaginary roots of the polynomial equation 3x^4-x^3+4x^2-2x-4=0
1. 2 answers
2. asked by Ains
3. 1,437 views
Read the following passage from Harriet Tubman: Conductor on the Underground Railroad:She lifted the gun, aimed it at the
1. 5 answers
2. asked by Anonymous...
3. 1,419 views
A volume of equimolar strong acid like HClis mixed with an equal volume of equimolar strong base like NaOH in a beaker of water.
1. 0 answers
2. asked by cheri
3. 1,408 views
The ratio of the number of cheesecakes to the number of mango cakes was 3:2. After Baker Lam sold 144 cheesecakes, the ratio
1. 2 answers
2. asked by Daniel
3. 1,392 views
Identify the following molecules as polar or nonpolar.1. H2S 2. PBr3 3. SiCl4 4. SO2
1. 1 answer
2. asked by shay
3. 1,371 views
find the degree measure of a central angle subtended by an arc of 8.00cm in a circle with circumference 20.0cm
1. 4 answers
2. asked by Mel
3. 1,362 views
Was Zbigniew Brzezinski directly involved in continuing the SALT talks or did he try to reverse the policy of detente, during
1. 0 answers
2. asked by Shawna
3. 1,352 views
Which of the following compounds are soluble?Choose at least one answer. a. BaSO4 b. K2SO4 c. KBr d. NaOH e. Al(OH)3 I
1. 1 answer
2. asked by u
3. 1,321 views
A 7600 rocket blasts off vertically from the launch pad with a constant upward acceleration of 2.25 and feels no appreciable air
1. 1 answer
2. asked by Anonymous
3. 1,316 views
a plane flying 33,000 ft is 130 miles from the airport when it begins to descend if the angle of descent is constant find this
1. 1 answer
2. asked by gabby
3. 1,290 views
Stephanie serves a volleyball from a heightof 0.85 m and gives it an initial velocity of +6.6 m/s straight up. How high will the
1. 1 answer
2. asked by Lily
3. 1,275 views
Rational Functionsdoes the following function have a hole or a vertical asymptote or both? how do you know? find the y-value at
1. 3 answers
2. asked by Shreya
3. 1,263 views
roberto paid $43.08 for 3 CDs. all 3 CDs were the same price. How much did each CD cost?
1. 2 answers
2. asked by Taylor
3. 1,246 views
An excess of aqueous AgNO3 reacts with44.5 mL of 5 M K2CrO4(aq) to form a precip- itate. What is the precipitate? 1. K2CrO4 2.
1. 2 answers
2. asked by cheri
3. 1,245 views
crossword puzzle for: golden ___
1. 5 answers
2. asked by jacy
3. 1,231 views
A turbine spinning with angular velocity w_0 rad/sec comes to a halt in T seconds. Find an expression for the angle delta theta
1. 3 answers
2. asked by Nami
3. 1,213 views
Abby takes 6 steps forward, then 2 steps back. If she repeats this pattern, how many steps will she be from where she started
1. 1 answer
2. asked by Sarah
3. 1,211 views
In an automatic clothes dryer, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.40 m), as the drawing
1. 0 answers
2. asked by Jackson Kerr
3. 1,189 views
A ruptured tank in Anywhere, USA, spilledhydrochloric acid. Officials were reported to be concerned that the acid might mix with
1. 2 answers
2. asked by cheri
3. 1,185 views
A 5.00L reaction vessel contains hydrogen at a partial pressure of 0.588atm and oxygen gas at a partial pressure of 0.302atm.
1. 1 answer
2. asked by Heather
3. 1,167 views
How do I calculate the overall confidence limit and the overall relative confidence limit for the percent chloride?I've found
1. 2 answers
2. asked by Danielle
3. 1,161 views
4 ^ (3x–1) = 1.5625 × 10 ^(–2)
1. 1 answer
2. asked by Carolina
3. 1,159 views
Hi,I am working on some Nth problems - can anyone tell me if this is correct :- Nth term sequence is n + 4 are the first three
1. 2 answers
2. asked by Andy
3. 1,158 views
Write the formulas of the compounds formed Pb+4 with the following anions:OH-, NO3- , CO3(2-), HSO4- , PO4{3-} . Use the given
1. 1 answer
2. asked by shay
3. 1,142 views
A closed box is to be rectangular solid with a square base. If the volume is 32in^3, determine the dimensions for which the
1. 2 answers
2. asked by kieran
3. 1,134 views
For each of the following bonds, indicate the positive end with \delta^{+} and the negative end with \delta^{-}. Write an arrow
1. 1 answer
2. asked by shay
3. 1,131 views
tHERE ARE 4 FIFTH GRADE CLASSES IN A SCHOOL. EACH CLASS Has 24 STUDENTS. fOR EACH GYM PERIOD, TWO FIFTH GRADE CLASSES TAKE GYM
1. 3 answers
2. asked by lhyza
3. 1,117 views
An excess of aqueous AgNO3 reacts with44.5 mL of 5 M K2CrO4(aq) to form a precip- itate. What is the precipitate? 1. K2CrO4 2.
1. 2 answers
2. asked by cheri
3. 1,086 views
The market supply for potatoes in New York is 2,000 tons for a price of $200 a ton, and 5,000 tons for a price of $500 a ton.
1. 0 answers
2. asked by Joe
3. 1,073 views
find the complex zeros of the polynomial function. write F in the factored form. f(X)=x^3-7x^2+20x-24use the complex zeros to
1. 1 answer
2. asked by ladybug
3. 1,072 views
Evaluate the integral using any method:(Integral)sec^3x/tanx dx I started it out and got secx(1tan^2x)/tanx. I know I just have
1. 3 answers
2. asked by H
3. 1,054 views
A 0.005kg bullet is fired at 400m/s straight into a stationary 1.0kg block of wood. The bullet exits the far side of the block
1. 1 answer
2. asked by taryn
3. 1,049 views
A review of the ledger of Terrell Company at December 31, 2012, produces these data pertaining to the preparation of annual
1. 2 answers
2. asked by julie
3. 1,036 views
how would you write an algebraic expression for tthe same number of birds,b, sitting on three different wires, then 9 birds fly
1. 1 answer
2. asked by jenny
3. 1,031 views
Consider the position of a ball thrown downwith an initial speed of 17 m/s.What will be its position after 2.6 s? Let the
1. 0 answers
2. asked by Diego
3. 1,030 views
Write the balanced equation given that Mg(ClO3)2 decomposes into chloride and oxygen:2Mg(ClO3)2 --> 2MgCl2 + 3O2 So if 0.302
1. 1 answer
2. asked by Anonymous
3. 1,027 views
Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine blades inside the pump rotate
1. 0 answers
2. asked by Jackson Kerr
3. 1,026 views
Given the following statistical list:13,17,19,22,25,27,29,29,32,and 33. Assuming a desired "Confidence Level" of 95%, find the
1. 0 answers
2. asked by Adam
3. 1,018 views
The net ionic equation for ALL aqueous reac-tion of strong acids and strong soluble basesthat form soluble salts is 1. the
1. 1 answer
2. asked by cheri
3. 1,007 views
4. A college student is interested in whether there is a difference between male and female students in the amount of time spent
1. 0 answers
2. asked by Ashley
3. 993 views
Keenan Co. is expected to maintain a constant 3.8 percent growth rate in its dividends indefinitely. If the company has a
1. 2 answers
2. asked by Jenna Fray
3. 986 views
Abby takes 6 steps forward, then 2 steps back. If she repeats this pattern, how many steps will she be from where she started
1. 2 answers
2. asked by Sarah
3. 980 views
0-9 are the building blocks for all numbers.what this means.
1. 1 answer
2. asked by sarah
3. 976 views
An American Red Cross plane needs to drop emergency supplies to victims of a hurricane in a remote part of the worlds. The plane
1. 1 answer
2. asked by Anonymous
3. 965 views
Estimate Olympic swimming pool problem using Order of Magnitude Calculation:An Olympic swimming pool is roughly 45 m long and 33
1. 1 answer
2. asked by Suman
3. 956 views
use the orden of operation and the digit 4 four time to write problems that have the following answers 44
1. 0 answers
2. asked by kelly
3. 956 views
How would you present a uniqueness, link,or impact in a policy debate? Someone told me that during the cross examination period.
1. 0 answers
2. asked by Samantha
3. 953 views
Dividing the pie into, Felicia took the least and gave me the larger portion.Is least correct or should it be lesser? It doesn"t
1. 1 answer
2. asked by Mark
3. 943 views
Can you check my answers for me? The answers I picked have a check mark next to them. Thank you.1. Darwin’s theory of
1. 1 answer
2. asked by Christian
3. 932 views
How does water temperature give a clue as to what ocean layer the water belongs?
1. 3 answers
2. asked by Callie
3. 925 views
i need ant 101 week2 quiz
1. 5 answers
2. asked by kim
3. 921 views
if you used the rule (6x, 6y) to transform Mug into a new figure, how would the angles of the new figure compare to Mugs angles
1. 0 answers
2. asked by Aaron
3. 920 views
Scientists observe a newly established population of sexually reproducing plants growing on the shore of a small island. An
1. 1 answer
2. asked by batmo
3. 913 views
A drawer has 10 pairs of gloves. If I grab 5 gloves at random, what is the probability that I pick at least one matched pair?
1. 5 answers
2. asked by Genie
3. 910 views
A 2.30 gram sample of iron combines with chlorine gas to form an iron chloride with the weight of 7.25 grams. what is the weight
1. 1 answer
2. asked by Janelle
3. 897 views

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