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Questions Asked on April 2, 2015

Help,Divide 50 by half, and add 20. I do not understand.
1. 1 answer
2. asked by Anon
3. 7,807 views
State how matter moves through the biosphere. State how energy moves through the biosphere. Explain each statement using
1. 53 answers
2. asked by Anonymous
3. 7,764 views
Water is flowing from a major broken water main at the intersection of two streets. The resulting puddle of water is circular
1. 1 answer
2. asked by Zoe Cameron
3. 3,739 views
1 pt) Coroners estimate time of death using the rule of thumb that a body cools about 2 degrees F during the first hour after
1. 3 answers
2. asked by emily
3. 3,193 views
I have a question about Thomas Hardy's "The Darkling Thrush" does the speaker most directly acknowledge the forces of nature?A.
1. 12 answers
2. asked by Cassie
3. 2,674 views
Dennis will roll two number cubes once. Each cube is labeled 1 to 6. What is the probability that the sum of the cubes will be
1. 5 answers
2. asked by Cale
3. 2,666 views
Calculate the value of ΔS when 1.10mol of Br2(l) is vaporized at 58.8 ∘C
1. 1 answer
2. asked by Austin
3. 2,439 views
84 is no less than 7 times than a number k
1. 5 answers
2. asked by Zero
3. 2,436 views
1.) The Himalayas separate ______.a.) Pakistan and India b.) The Indian subcontinent from the rest of Asia. c.) Afghanistan from
1. 15 answers
2. asked by South Asia
3. 2,240 views
You weigh out an antacid tablet and determine the mass to be 1.1990 g. After taking a0.2455 g sample of the antacid tablet, you
1. 1 answer
2. asked by zee
3. 2,215 views
The figure below depicts a racetrack with ends that are semicircular. The length of the track is 660 ft (1/8 mi). Find l and r
1. 1 answer
2. asked by Sarah
3. 2,179 views
What is the separation of colors in a rainbow produced by?(Points : 1) different diffraction for different wavelengths different
1. 3 answers
2. asked by Taylor
3. 2,142 views
A right triangle has a 40 degree angle. The hypotenuse is 10cm long. What is the length of the side opposite the 40 degree
1. 1 answer
2. asked by Steve
3. 2,038 views
graduated cylinders are not as precisely calibrated as are burets or volumetric pipets. briefly explain why it is acceptable to
1. 1 answer
2. asked by gladys
3. 2,032 views
The position of a body moving along x-axis at Time t is given by x=(t^2-4t+6)m. The distance travelled by body in time interval
1. 4 answers
2. asked by Diksha
3. 1,974 views
In triangle PQR, we have <P = 30 degrees, <Q = 60 degrees, and <R=90 degrees. Point X is on line PR such that line QX bisects
1. 3 answers
2. asked by Gem
3. 1,860 views
1. In formal writing, abbreviations ________.A. can be used sparingly B. should never be used C. can be used depending on the
1. 4 answers
2. asked by Jay
3. 1,805 views
How are lights in schools usually wired... Series or parallel circuits?
1. 2 answers
2. asked by Anonymous
3. 1,758 views
An important aspect of childhood that has been decreasing since the 1950s isA. creative play. B. structured sports. C. usage of
1. 6 answers
2. asked by Kaleisha
3. 1,640 views
1.) The Himalayas separate ______.a.) Pakistan and India b.) The Indian subcontinent from the rest of Asia. c.) Afghanistan from
1. 3 answers
2. asked by South Asia
3. 1,623 views
PLEASE HELP, I need to get this done in 2 hours1. What was the effect of World War I on South Carolina? A. The state economy
1. 12 answers
2. asked by Sterling
3. 1,572 views
A 25 kg box rests on an inclined plane which is 30o to the horizontal. The coefficient of sliding friction between the box and
1. 2 answers
2. asked by Roman
3. 1,568 views
Two charges q 1 = −3.20 nC and q2 = +8.96 nC are at a distance of 1.94 µm from each other. q 1 is fixed at its location while
1. 1 answer
2. asked by mathew
3. 1,540 views
Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 7.5 mi2/hr. How rapidly is
1. 3 answers
2. asked by Anonymous
3. 1,534 views
The sum of two numbers is 33. The sum of the smaller and 3 times the larger is 81. Find the numbers.
1. 1 answer
2. asked by Anonymous
3. 1,512 views
In the diagram below, we have DE = 2EC and AB = DC = 20. Find the length of FG.I have no idea how to do this. I did a problem
1. 3 answers
2. asked by Gem
3. 1,507 views
Sarita used 54 ounces of apples to make an apple pie. How many pounds and ounces of apples did Sarita use?
1. 5 answers
2. asked by Kee-Kee
3. 1,470 views
a person in a wheelchair with a total mass of 100 kg is pushed from rest to a speed of 2.0m/s. if the effective coefficient of
1. 1 answer
2. asked by masi
3. 1,438 views
Point X is on line AC such that AX = 3 CX = 12. If <ABC = <BXA = 90 degrees, then what is BX?I'm having a really hard time
1. 1 answer
2. asked by Gem
3. 1,377 views
In triangle ABC, we have <BAC = 60 degrees and <ABC = 45 degrees. The bisector of <A intersects line BC at point T, and AT = 24.
1. 7 answers
2. asked by Gem
3. 1,355 views
In the following routing table entry, where will a packet addressed to 10.0.4.66 be handled?10.0.0.0/24 is subnetted, 4 subnets
1. 2 answers
2. asked by mw
3. 1,318 views
Sheds R Us sells $600 sheds on a monthly payment plan over 2 years.a) If the interest rate is 1.5% per month, find the monthly
1. 4 answers
2. asked by Mimi
3. 1,267 views
If possible, find a, b, and c so thatv = [a b c] is orthogonal to both w = [1 6 1] and x = [1 −9 1]
1. 3 answers
2. asked by sara
3. 1,266 views
A 15.00 mL sample of an unknown monoprotic weak acid solution is titrated with 0.35 M NaOH. The initial buret reading is 0.23
1. 1 answer
2. asked by jk
3. 1,237 views
The ph of a solution is 9.55 at 25degree celcius. What is the hydroxide-ion in the solution?
1. 1 answer
2. asked by Sophie
3. 1,233 views
If two resistors with resistances R1 and R2 are connected in parallel, as in the figure, then the total resistance R, measured
1. 1 answer
2. asked by Jen
3. 1,224 views
17. Calculate H for the following reaction using Hess lawH2 (g) + Br2 (g) → 2 HBr (g) Experimental information 2 H+ → H2
1. 1 answer
2. asked by john
3. 1,224 views
A 1.0 x 10-2 M solution of a weak acid is found to be 3.7% dissociated. Calculate Ka of this acid.I found the amount dissociated
1. 1 answer
2. asked by Mahnoor
3. 1,211 views
A 2kg block situated on a rough incline is connected to a spring of negligible mass having a spring costant of 100N/m.the pulley
1. 1 answer
2. asked by virginia
3. 1,188 views
Aqueous hydrobromic acid will react with solid sodium hydroxide to produce aqueous sodium bromide and liquid water . Suppose
1. 1 answer
2. asked by Anonymous
3. 1,180 views
For the reaction 4FeCl2(aq) + 3O2(g) - 2Fe2O3(s) + 4Cl2(g); how many grams of FeO3 are produced from 8.71 x 10 to the 21st power
1. 1 answer
2. asked by Pria
3. 1,154 views
Which statement describes the relationship among the sun wing and ocean currentsA. The sun heats the ocean surface causing water
1. 1 answer
2. asked by M
3. 1,148 views
the rate of diffusion of a gas having molecular weight just double of hydrogen gas is 30 ml/s.the rate of diffusion of hydrogen
1. 2 answers
2. asked by Tanya
3. 1,148 views
A hockey player is initially moving at 5.00m s to the east. Her mass is 50.0 kg. She intercepts and catches on her stick a puck
1. 0 answers
2. asked by Dave
3. 1,144 views
a 3.54 grams solid sample of an unknown monoprotic acid was dissolved in distilled water to produce a 47.0 mL solution at 25
1. 2 answers
2. asked by jk
3. 1,127 views
How many moles of HNO3 are present if 0.116mol of Ba(OH)2 was needed to neutralize the acid solution?
1. 1 answer
2. asked by Mac
3. 1,123 views
Can you check my answers? My answers are marked with this: (*)1. What was the effect of World War I on South Carolina? A. The
1. 3 answers
2. asked by Trey
3. 1,118 views
William solves the equation 5(3x-2)=15x-2. How many solutions does he find?A.0 solutions B.1 solution C.2 solutions D.Infinitely
1. 5 answers
2. asked by Rabie
3. 1,094 views
Gravel is being dumped from a conveyor belt at a rate of 30 ft3/min. It forms a pile in the shape of a right circular cone whose
1. 1 answer
2. asked by Anonymous
3. 1,034 views
calculate the grams of 1.8% (m/m) NaCl solution that contains 8.00 g of NaClI tried 1.8 times 8.00g divided by 58.44g times 100
1. 1 answer
2. asked by k
3. 976 views
In a triangle, we have <ABC = <ACB = <DEC=<CDE, BC = 8, and DB = 2. Find AB.How should i approach this? will sss similarity
1. 5 answers
2. asked by Gem
3. 918 views
(1 pt) When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are related by the equation
1. 2 answers
2. asked by emily
3. 911 views
A train leaves Buffalo traveling west at60 miles per hour. An hour later, another train leaves Buffalo traveling east at 80
1. 2 answers
2. asked by Anonymous
3. 908 views
1 pt) For positive constants k and g, the velocity, v, of a particle of mass m at time t is given byv=mg/k(1−e−kt/m). At
1. 1 answer
2. asked by Jen
3. 903 views
Given the following information about a sample, calculate a z score for a test grade of 91.= 87, s = 4.01 (Points
1. 1 answer
2. asked by damon
3. 903 views
Jason and Doug competed in the long jump at a track meet. Jason long jump was 98 inches. Doug long jump was 3 yards. How much
1. 1 answer
2. asked by Kee-Kee
3. 897 views
What is the minimum amount of 6.7M H2SO4 necessary to produce 27.9g of H2 (g) according to the following reaction?
1. 1 answer
2. asked by Sarah
3. 882 views
High concentration of iron (III) ions, Fe3+, cause hard water. Write a balanced equation to show how iron ions can be removed
1. 1 answer
2. asked by sharon
3. 864 views
Point P is inside rectangle ABCD. Show that\[PA^2 + PC^2 = PB^2 + PD^2.\] Be sure that your proof works for ANY point inside the
1. 5 answers
2. asked by Gem
3. 860 views
Two players have the same batting average.Player 1 At bats: 132 Hits: 45 Player 2 At bats: 32 Hits: 45 Player 1 gets four hits
1. 5 answers
2. asked by Boo
3. 858 views
The admission fee for student is $8 and the admission fee for Adult is $15. In one hour, 12 adults and students enter the museum
1. 1 answer
2. asked by Ray
3. 843 views
(a) Find the electric potential differenceV B − V A due to a point charge q 1 = −2.65 nC that is 0.250 m from location A and
1. 0 answers
2. asked by mathew
3. 839 views
Who wrote that every violation of a "privacy right" is also a violation of another right?A. Stanley Benn B. Louis Brandeis C.
1. 2 answers
2. asked by Amy
3. 837 views
What is most likely the purpose of King’s Letter from Birmingham Jail? [RI.9-10.6]A. to publicize his personal achievements as
1. 7 answers
2. asked by Ciaria
3. 834 views
In triangle PQR, we have <P = 30 degrees, <Q = 60 degrees, and <R=90 degrees. Point X is on line PR such that line QX bisects
1. 1 answer
2. asked by Gem
3. 829 views
Why can't milk of magnesia (Mg(OH)2), act as a buffer?
1. 1 answer
2. asked by Michelle
3. 810 views
Boxes are moved on a conveyor belt from where they are filled to the packing station 12.0 m away. The belt is initially
1. 0 answers
2. asked by shannon
3. 800 views
A closed cylindrical can is to hold 2 litter (200 cm³) of liquid. How should we choose the height and radius to minimize the
1. 3 answers
2. asked by nani
3. 778 views
In a straight line motion the distance travelled is proportional to the square root of Time taken. The acceleration of a
1. 2 answers
2. asked by Diksha
3. 762 views
what determines the movement of global winds
1. 3 answers
2. asked by M
3. 747 views
For question 10 here: hs.lindenwold.k12.nj.us/ourpages/auto/2009/6/5/49719605/Chapter%2012%20Review.rtfI have these answer
1. 0 answers
2. asked by Anonymous
3. 743 views
A plane can fly a certain distance in 6 hours with the wind, but can return only three-fourths the distance in the same time. If
1. 5 answers
2. asked by Help, pls
3. 742 views
How do I verify this? Cos^4x-Sin^4x=1-tan^2x/sec^2x
1. 1 answer
2. asked by Alli
3. 739 views
In the following questions, assume that no excess distilled water was added from a wash bottle during the titration of 10.00 mL
1. 1 answer
2. asked by jk
3. 716 views
Posted by rfvv on Wednesday, April 1, 2015 at 4:10pm.1. What a messy room! Can you give me a hand cleaning it, Matt? 2. What a
1. 1 answer
2. asked by rfvv
3. 715 views
Solve the set of linear equations by the matrix method : a+3b+2c=3 , 2a-b-3c= -8, 5a+2b+c=9. Solve for a
1. 1 answer
2. asked by azeez
3. 702 views
Do the planning and write an algorithm for the following questions. Each problem contain a do loop. When planning your
1. 2 answers
2. asked by kwena
3. 685 views
George Herbert Mead believed that children learn internalized conversation through the stages ofA. play and games. B. cognitive
1. 3 answers
2. asked by Kaleisha
3. 668 views
A painting is hung on a wall in such a way that its upper and lower edges are 10 ft and 7ft above the floor, respectively. An
1. 1 answer
2. asked by Linda
3. 665 views
assuming only glassware was supplied for the original experiment, what would be the procedural change necessary to titrate
1. 1 answer
2. asked by gladys
3. 654 views
calculate delta G at 298 K when 5.0 atm H2 and 3.0 atm of CO2 are converted to methanol.
1. 1 answer
2. asked by Yvonne
3. 631 views
Juliet and Mercutio are mov- ing at constant speeds in the xy-plane. They start moving at the same time. Juliet starts at the
1. 0 answers
2. asked by Zoe Cameron
3. 630 views
.In <ABC, <A=60,<B=70,<C=50. Points D , E ,F are the mid-pointsmof the sides BC ,AC and AB respectively. Find the measures of
1. 1 answer
2. asked by Anonymous
3. 628 views
The Afterschool Education and Safety (ASES) program, created in 2002, provides funds for programsA. to keep children off of the
1. 1 answer
2. asked by Kaleisha
3. 622 views
A student measures the index of refraction of a gooey, transparent liquid to be 1.41. How fast does light travel in this liquid?
1. 1 answer
2. asked by jordyn
3. 607 views
Find the area of triangle ABC if AB = BC = 12 and <ABC = 120 degreesShould approach this with SSS similarity? If yes will the
1. 2 answers
2. asked by Gem
3. 606 views
(b) A boy wishes to walk on ice block at a constant speed. The coefficient of sliding friction for steel on ice is 0.05 and the
1. 1 answer
2. asked by tiisla
3. 594 views
A square is constructed using the hypotenuse line AC of right triangle ABC as a side, as shown below. Find the area of the
1. 1 answer
2. asked by Gem
3. 592 views
how can you write a proportion that solves a problem in real life?can someone give me some ideas please?
1. 1 answer
2. asked by lou
3. 583 views
When 85g of CH4 are mixed with 85g of O2 according to this equation:CH4 + 2O2 - cO2 + 2H2O What is the theoretical yield in gams
1. 1 answer
2. asked by Pria
3. 581 views
I have found that when I travel some cities effuse warmth and hospitality while others are very difficult for a stranger to
1. 13 answers
2. asked by Ciaria
3. 579 views
How large a sample should be taken if the population mean is to be estimated with 90% confidence to within $75? The population
1. 0 answers
2. asked by Megan
3. 579 views
For f(x)=(3x^2)+5and g(x)=7x-2,a. Verify: g(x + 2) ≠ g(x) + g(2). b. Find (f – g)(x). c. Using the resulting function in
1. 1 answer
2. asked by Sam
3. 578 views
1.Do the planning and write an algorithm to solve the following problem. Prepare test data for the example to test all
1. 0 answers
2. asked by Mako
3. 572 views
Factor the following as if it were a trinomial9t^1/1-25
1. 10 answers
2. asked by Vicki
3. 569 views
A sample of 53 night-school students' ages is obtained in order to estimate the mean age of night-school students. = 25.7 years.
1. 0 answers
2. asked by Megan
3. 563 views
I have 10 letters. My 1st and 2nd letter means not. My 1st to 5th letter means below. My 6th to 10th letter is to stand. In all,
1. 1 answer
2. asked by john
3. 556 views
The Census Bureau has not always kept confidential the information it has collected. According to the textbook, this became
1. 1 answer
2. asked by Amy
3. 552 views
determine the mass of ice that will be melting when 1.3g of steam at 102 ° C is passed into a calorimeter containing 80g of ice
1. 0 answers
2. asked by Ansari Ahmed
3. 549 views
What is a balanced equation for a Base-Acid Titration?
1. 1 answer
2. asked by Madison
3. 545 views

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