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October 2, 2012
Write a balanced chemical equation for the reaction that occurs when barium carbonate decomposes into barium oxide and carbon
5 answers
asked by
Anonymous
11,139 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
4 answers
asked by
Anonymous
4,893 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
3 answers
asked by
Sunbird
4,695 views
Identify the type of reaction
C4H10(g) + O2(g) ! CO2(g) + H2O(g) 1. hydrocarbon synthesis 2. single displacement 3. incomplete
1 answer
asked by
cheri
3,797 views
In the number 7,725 which places contains digits where one digit is ten times greater as the other?
10 answers
asked by
Jimmy
3,783 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
8 answers
asked by
Jimmy
3,373 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
5 answers
asked by
Nami
3,363 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 answer
asked by
Anonymous
3,175 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 answer
asked by
Mike
3,040 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
4 answers
asked by
zina
3,001 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
2 answers
asked by
Sonny
2,937 views
write each decimal in standard form, expanded form, and word form.
12+0.2+0.005
6 answers
asked by
shion
2,721 views
Classify the reaction
(NH4)2Cr2O7 ! N2 + 4 H2O + Cr2O3 as one or more of the following: Z1) combination Z4) metathesis Z2)
2 answers
asked by
cheri
2,488 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 answer
asked by
Anonymous
2,406 views
Ted's patio is the shape of a right triangle. Tell how he should determine the area of the patio.
7 answers
asked by
Yog
2,244 views
Briefly describe Poe’s requirements for the short story genre.
2 answers
asked by
Anne
2,240 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 answer
asked by
Ashley
2,240 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 answer
asked by
HELP
2,235 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
3 answers
asked by
Kaelyn
2,167 views
a manufacturer of bicycle tire has developed a new system which he claims an average life span of 5 years. with the standard
2 answers
asked by
jericho
2,126 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
7 answers
asked by
dan
2,062 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
4 answers
asked by
Find the maximum speed that the car can have witho
1,970 views
is 10 000 more than 881 462
is 1000 000 less than 2 183 486 is 1 000 000 more than 746 000 is 1 000 000 less than 624 327 207
7 answers
asked by
Jenna
1,952 views
in a circle of radius 7m, find the length of the arc subtended by a central angle of 42.0degrees
3 answers
asked by
Tamra
1,941 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 answer
asked by
Monica
1,926 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 answer
asked by
Fara
1,918 views
Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be
1 answer
asked by
Kristen
1,886 views
Nitric acid reacts with silver metal: 4HNO3 + 3Ag -> NO + 2H2O + 3AgNO3. Calculate the number of grams of NO formed when 10.8 g
3 answers
asked by
Bob
1,822 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 answer
asked by
Anonymous
1,819 views
how do i calculate the moles of Na2CO3 present in the original 25.00mL aliquot of carbonate solution??
the tared mass of Na2CO3
4 answers
asked by
Anonymous
1,813 views
18. Balance sheet and income statement data indicate the following:
Bonds payable, 6% (issued 2000, due 2020) $1,200,000
2 answers
asked by
shannon
1,795 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 answer
asked by
Anonymous
1,774 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 answer
asked by
Shelby
1,732 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.
4 answers
asked by
Nay lean
1,731 views
Can someone help me to find two numbers the exact answer is between:
6 x 7,381
3 answers
asked by
DJ
1,723 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
2 answers
asked by
Heather
1,688 views
what two simpler problems can you use to find 9 times 38?
8 answers
asked by
brendan
1,650 views
A chemist requires 0.780 mol Na2CO3 for a reaction. How many grams does this correspond to?
2 answers
asked by
Tisha
1,613 views
mr. and mrs. blank sold their house for $200000 and needed to hire an attorney to handle the closing procedures. attorney mr.
10 answers
asked by
Taylor
1,584 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 answer
asked by
Jenna Fray
1,566 views
El Tiempo (the weather)
1. Hace sol - sunny 2. Hace (Mucho) calor - hot 3. Esta nublado - ??????? 4. Esta IIoviendo - raining 5.
6 answers
asked by
Laruen
1,553 views
form a polynomial f(x) with real coefficients having the given degree and zeros. degree 5; zeros -7; -i;-9+i
enter the
1 answer
asked by
ladybug
1,536 views
what is the lewis dot structure for BN
1 answer
asked by
shay
1,473 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 answer
asked by
Anonymous
1,470 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 answer
asked by
Anonymous
1,459 views
Find all real and imaginary roots of the polynomial equation 3x^4-x^3+4x^2-2x-4=0
2 answers
asked by
Ains
1,416 views
Read the following passage from Harriet Tubman: Conductor on the Underground Railroad:
She lifted the gun, aimed it at the
5 answers
asked by
Anonymous...
1,387 views
A volume of equimolar strong acid like HCl
is mixed with an equal volume of equimolar strong base like NaOH in a beaker of water.
0 answers
asked by
cheri
1,374 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
2 answers
asked by
Daniel
1,360 views
Identify the following molecules as polar or nonpolar.
1. H2S 2. PBr3 3. SiCl4 4. SO2
1 answer
asked by
shay
1,342 views
find the degree measure of a central angle subtended by an arc of 8.00cm in a circle with circumference 20.0cm
4 answers
asked by
Mel
1,328 views
Was Zbigniew Brzezinski directly involved in continuing the SALT talks or did he try to reverse the policy of detente, during
0 answers
asked by
Shawna
1,326 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 answer
asked by
u
1,302 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 answer
asked by
Anonymous
1,286 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 answer
asked by
gabby
1,255 views
Stephanie serves a volleyball from a height
of 0.85 m and gives it an initial velocity of +6.6 m/s straight up. How high will the
1 answer
asked by
Lily
1,247 views
Rational Functions
does the following function have a hole or a vertical asymptote or both? how do you know? find the y-value at
3 answers
asked by
Shreya
1,244 views
An excess of aqueous AgNO3 reacts with
44.5 mL of 5 M K2CrO4(aq) to form a precip- itate. What is the precipitate? 1. K2CrO4 2.
2 answers
asked by
cheri
1,217 views
roberto paid $43.08 for 3 CDs. all 3 CDs were the same price. How much did each CD cost?
2 answers
asked by
Taylor
1,212 views
crossword puzzle for: golden ___
5 answers
asked by
jacy
1,212 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 answer
asked by
Sarah
1,185 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
3 answers
asked by
Nami
1,169 views
In an automatic clothes dryer, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.40 m), as the drawing
0 answers
asked by
Jackson Kerr
1,154 views
A ruptured tank in Anywhere, USA, spilled
hydrochloric acid. Officials were reported to be concerned that the acid might mix with
2 answers
asked by
cheri
1,152 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 answer
asked by
Heather
1,140 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
2 answers
asked by
Andy
1,135 views
How do I calculate the overall confidence limit and the overall relative confidence limit for the percent chloride?
I've found
2 answers
asked by
Danielle
1,134 views
4 ^ (3x–1) = 1.5625 × 10 ^(–2)
1 answer
asked by
Carolina
1,133 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 answer
asked by
shay
1,110 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
2 answers
asked by
kieran
1,109 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
3 answers
asked by
lhyza
1,089 views
For each of the following bonds, indicate the positive end with \delta^{+} and the negative end with \delta^{-}. Write an arrow
1 answer
asked by
shay
1,088 views
An excess of aqueous AgNO3 reacts with
44.5 mL of 5 M K2CrO4(aq) to form a precip- itate. What is the precipitate? 1. K2CrO4 2.
2 answers
asked by
cheri
1,054 views
find the complex zeros of the polynomial function. write F in the factored form. f(X)=x^3-7x^2+20x-24
use the complex zeros to
1 answer
asked by
ladybug
1,047 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.
0 answers
asked by
Joe
1,045 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
3 answers
asked by
H
1,029 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 answer
asked by
taryn
1,023 views
A review of the ledger of Terrell Company at December 31, 2012, produces these data pertaining to the preparation of annual
2 answers
asked by
julie
1,009 views
Consider the position of a ball thrown down
with an initial speed of 17 m/s.What will be its position after 2.6 s? Let the
0 answers
asked by
Diego
1,007 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 answer
asked by
jenny
1,002 views
Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine blades inside the pump rotate
0 answers
asked by
Jackson Kerr
1,001 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
0 answers
asked by
Adam
1,000 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 answer
asked by
Anonymous
999 views
The net ionic equation for ALL aqueous reac-tion of strong acids and strong soluble bases
that form soluble salts is 1. the
1 answer
asked by
cheri
976 views
4. A college student is interested in whether there is a difference between male and female students in the amount of time spent
0 answers
asked by
Ashley
967 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
2 answers
asked by
Sarah
957 views
Keenan Co. is expected to maintain a constant 3.8 percent growth rate in its dividends indefinitely. If the company has a
2 answers
asked by
Jenna Fray
957 views
0-9 are the building blocks for all numbers.what this means.
1 answer
asked by
sarah
956 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 answer
asked by
Anonymous
946 views
use the orden of operation and the digit 4 four time to write problems that have the following answers 44
0 answers
asked by
kelly
941 views
How would you present a uniqueness, link,or impact in a policy debate? Someone told me that during the cross examination period.
0 answers
asked by
Samantha
930 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 answer
asked by
Mark
923 views
Estimate Olympic swimming pool problem using Order of Magnitude Calculation:
An Olympic swimming pool is roughly 45 m long and 33
1 answer
asked by
Suman
920 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 answer
asked by
Christian
906 views
How does water temperature give a clue as to what ocean layer the water belongs?
3 answers
asked by
Callie
902 views
i need ant 101 week2 quiz
5 answers
asked by
kim
898 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
0 answers
asked by
Aaron
895 views
Scientists observe a newly established population of sexually reproducing plants growing on the shore of a small island. An
1 answer
asked by
batmo
886 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?
5 answers
asked by
Genie
882 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 answer
asked by
Janelle
877 views
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