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2016
April
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April 6, 2016
Which process(es) affect the speed of dissolution?
a.particle size and stirring only* b.stirring only c.particle size,
3 answers
asked by
Boberto
636 views
During the course of an experiment with hydorgen phsophate (HPO42-) you find that it is functioning as a base. When you search
1 answer
asked by
Jen
448 views
A ball bounces to 34 percent of its original height.
*1) What fraction of its mechanical energy is lost each time it bounces? *2)
3 answers
asked by
David
785 views
elena spent a week at a customer's factory in a different city.
she used her debit card 19 times. for 4 of the 19 purchase, she
10 answers
asked by
Jake
484 views
What characteristic of water will remain the same regardless of what may be dissolved in it?
a.the ratio of hydrogen to oxygen
3 answers
asked by
Boberto
446 views
Using only sides that are whole numbers, name the dimensions of three rectangles that have perimeters of 14 units.
1 answer
asked by
Lucy
427 views
There are 28 students in math class. 22 of them passed the test. What percentage passed the test.
5 answers
asked by
Jo Leon.
2,350 views
A isosceles triangle has two angels that measure 75. What is the measure of the third angle of the triangle?
A)30 B)40 C)75
7 answers
asked by
I need help
2,044 views
A ball bounces to 34 percent of its original height.
*1) What fraction of its mechanical energy is lost each time it bounces? *2)
2 answers
asked by
David
645 views
Jarrett was selling tickets at local carnical. The tickets cost 2.00 for adults and 1.50 for children. How many of each kind of
2 answers
asked by
Patricia
622 views
Rocky (terrestrial) refers to the
1 answer
asked by
Zamya
357 views
Water's unique properties allow it to-
a.dissolve aqueous solutions b.dissolve ionic and nonpolar covalent molecules c.dissolve
2 answers
asked by
Boberto
607 views
Sanjay wants to buy a condominium in 3 yrs. He's planning to save for down payment. He plans to deposit $2500 at the beginning
1 answer
asked by
Banking
492 views
Each sheet of glass they use to make the windows is 9 feet long and 6 1/2 feet wide. How many sheets will they need in order to
1 answer
asked by
I don't know how to solve this
383 views
participates that forms when aqueous barium nitrate and potassium sulphate are mixed
2 answers
asked by
obi mark
496 views
I'm doing a research paper on Plectaster decanus, the Mosaic Sea Star and I'm looking for certain information on its diet.
There
1 answer
asked by
Kevin
444 views
Bill's baseball bag weighs 4 pounds . If he takes out 2 pairs of cleats that weigh 6 ounces each . How much will his bag weigh?
7 answers
asked by
Ls
2,088 views
How many kilojoules are released when 130 g of Si reacts with chlorine?
Si(s)+2Cl2(g)→SiCl4(g)ΔH=−657kJ
3 answers
asked by
Cara
2,455 views
How many kilojoules are absorbed when 266 g of PCl5 reacts?
PCl5(g)→PCl3(g)+Cl2(g)ΔH=+67kJ
3 answers
asked by
Cara
1,605 views
The expression (n+3) represents the measure of an exterior angle of a regular 18 gon. What is the value of n in the expression
1 answer
asked by
Anonymous
654 views
There are 92 band students. For a concert, the stage is divided into four sections. 24 students sit on the left, 36 sit in the
2 answers
asked by
Kate
754 views
For how many values of x such that 0<x<360 do we have cos(x) = 0.1? (x is in radians)
1 answer
asked by
Katie
376 views
If you find a mysterious organism, how can you figure out whether or not it is a plant?
3 answers
asked by
Anonymous
350 views
2(sinx)^2-5cosx-4=0
1 answer
asked by
Anonymous
376 views
102400 as a fraction
3 answers
asked by
raNdOmPErsOn
306 views
suppose that the angle theta is in the second quadrant, and that sin(theta)=1/3. Find exact values for cos (theta) and csc
3 answers
asked by
alicia otto
1,583 views
Research the steps that have been taken since the Christmas Day Tsunami to try to prevent similar disasters. Your response
3 answers
asked by
Kaai97
1,283 views
Write a statement for 6+ n=2
1 answer
asked by
Ls
350 views
an object is dropped from rest the top of a building 19.6 m hi. calculate the a) time for the object to reach the ground and b)
2 answers
asked by
Rocio
776 views
How many mole of fe2o3 will be formed?
1 answer
asked by
Daniel Miller
366 views
A company will make a cereal box with whole number dimensions and a volume of 100 cubic centimeters. If cardboard costs $0.05
3 answers
asked by
Helen
1,545 views
2(sinx)^2-5cosx-4=0
Solve for all solutions between [0,2pi]
3 answers
asked by
Anonymous
747 views
Goran invested his savings in two investment funds. The amount he invested in fund A was$2000 less than the amount he invested
3 answers
asked by
Leah
1,844 views
Please solve and answer. Need done ASAP.
A speeder passes a parked police car at 35.0 m/s. The police car starts from rest with a
2 answers
asked by
Cheyenne
812 views
You are going to titrate 20 mL of .10M HCL with 0.10M NaOH. What is the pH at the equivalence point. How do I figure out the
2 answers
asked by
Jerome
523 views
Gina has 4 red ribbons, 6 times as many blue ribbons as green ribbons, and 1/4 as many green ribbons as red ribbons. How many
2 answers
asked by
Robert
898 views
How were the carpetbaggers able to influence freed slaves in the south?
A. They gave them land and helped them start farms. B.
5 answers
asked by
Karl
1,339 views
Potassium oxide reacts with water to produce of potassium hydroxide. Please provide a balanced equation, and determine how much
2 answers
asked by
Nicole
686 views
The physician ordered 0.5 mL of meperidine hydro chloride. The med's drug label reads 100mg/mL. The patient will receive
1 answer
asked by
John
414 views
I need help making this question into a equation? A cable television company charges $15 plus $5 each for extra services and now
1 answer
asked by
charles
395 views
1. Simplify the expression: 4√18+5√32
A.45√2 B.32√2 C.116√2 D.9√50 2. Simplify the expression: 7√5-3√80 A.-5√5
34 answers
asked by
GummyBears16
20,574 views
I'm sorry but I had to post this question again as I left out the question. In a certain species of plant, the allele to produce
2 answers
asked by
Stephanie
577 views
A= 50.0 lbs due East, B=100Lbsdue North. A+B= R,R=?
1 answer
asked by
Rocio
376 views
Three villages share water from a water tank.The tank holds 3,600 gals of water. The villages used the following ratio 2:3:4.
1 answer
asked by
Daniel
391 views
Function is y=x2 .
Take three points, x=2, x=3, x=4. Approximate this function at these three points for a deviation Δx =0.1.
1 answer
asked by
Jack
428 views
a mass m is projected vertically upward with an initial velocity u. the air resistance is given as kv^2. the mass returns to
1 answer
asked by
wes
535 views
let x and y be continuous random variables having joint density f(xy)=a^2 e^-ay, 0<=X<=Y.
Find the marginal densities of X an Y.
1 answer
asked by
Daminda
432 views
when the price for admission to a sporting event was $100 per ticket, 50000 people attended the event. When the price increased
2 answers
asked by
G-Money
698 views
A bicyclist is riding at 27 km/hour. She is pedaling at 95 rpm. Her rear wheel has radius 0.34 m and her rear sprocket has
2 answers
asked by
Niko
539 views
A bag contains 5 red marbles, 3 green, 1 lavender, 3 yellow, 2 Orange.
Q. How many sets of four marbles include none of the red
1 answer
asked by
Gilberto
1,199 views
I am supposed to make different ligations.
These are the stocks I am given: Cut pET41a(+) DNA: 25 ng/ul egfp insert DNA: 7 ng/ul
3 answers
asked by
Anonymous
551 views
A hardware store keeps 3/4 of each merchandise on the shelves and the rest in the back. On-tenth of the value of the store's
1 answer
asked by
Maud
422 views
The ratio of the length to a width of a sheet is 3:2. If length is 24 meters, find out the width?
1 answer
asked by
Abhay
441 views
magnesium trioxocarbonate (IV) decomposed according to the equation MgCO3(s) -MgO2(s) + CO2(g).if 6.0g of magnesium
2 answers
asked by
michael
594 views
Find the length and width of a rectangle with maximum area that has a perimeter of (7P) units.
units (smaller value) units
5 answers
asked by
Sam
3,317 views
I have the digits 1,3 and 9.
I am greater than 300. I have 3 ones. What number am I?
7 answers
asked by
Misi
489 views
Why is it important to use the same pipet through out the experiment?
4 answers
asked by
Jimmy
1,732 views
.
Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks
1 answer
asked by
P1
361 views
4) Jack is buying gift bags for his daughter’s 5th birthday party. His budget is between $20 and $30. He has a choice of $2,
2 answers
asked by
Jyoti
563 views
!.How does work affect power with time constant?
2.how does the weight of the stair-climber affect work and power?
3 answers
asked by
jerdean
408 views
1. Does the center of gravity coincide with the fulcrum? Why?
2. why does a meter stick balance if the moments in one side equals
3 answers
asked by
help me please
1,468 views
What volume of a oxygen at STP was collected? oxygen gas is collected over water at a temperaturee of 10 degrees C and a
2 answers
asked by
dee
624 views
At Old Harry Rocks in Dorset, is there an arch, two caves, a stack and a stump, or an arch, a cave, a crevice, a stack and a
1 answer
asked by
Stoof
409 views
Given that, x^2-4x+4 is a root of
x^3+ax^2+bx-4. Find a and b please show workings #thanks
1 answer
asked by
P1
365 views
apparent change in wavelength of sound waves is 2.5cm when the source of sound is approaching stationary listener with velocity
2 answers
asked by
hussain
579 views
a student budgets $25 for his cellphone each month. he pays $10 for the service and $0.05 per minute.he knows that his budget
1 answer
asked by
Munna
379 views
John carries a 200 N suitcase up three flights of stairs (a height of 10 m) and then pushes it with a horizontal force of 50 N
4 answers
asked by
Help me
2,975 views
If you were given the area of a figure and told that all the dimensions of the figure would be cut in half, how could you find
5 answers
asked by
tonie
1,865 views
You have two sealed jars of water at the same temperature. In the first jar there is a large amount of water. In the second jar
2 answers
asked by
emily
602 views
If 5.40 kcal of heat is added to 1.00 kg of water at 100⁰C, how much steam at 100⁰C is produced? Show all calculations
2 answers
asked by
emily
780 views
Given this information: "A biologist studying a desert ecosystem observes that the population of a lizard species increases
1 answer
asked by
IceLady900
656 views
First option i want to be a social worker.sec option to be a police.last option is be a tourism management. Where do i go to
1 answer
asked by
nancy
469 views
I pull out all the stops and start my thorough speculation.
In line 8, which literary device does the author use to create a
4 answers
asked by
sandra
1,789 views
What economic, social and political forces have made employees training even more important today than it was in the past?
2 answers
asked by
Rhonda
858 views
How should an organization determine its training needs?
1 answer
asked by
Rhonda
391 views
find the area of rhombus if each side measures 5 cm and the shorter diagonal is 6 cm.
2 answers
asked by
leslie
572 views
1. In the 1800s, it was believed women were good at working on projects to improve the community because (5 points)
women were
4 answers
asked by
Anonymous
1,804 views
1. (3x + 4)(x – 2)
A)3x^2 – 2x – 8 B)x – 8 C)3x – 2x – 8 *** D)3x^2 + 2x + 8 2. (2y – 1)(4y – 3) (1 point)
3 answers
asked by
Rock on!
414 views
calculate the equilibrium constant for the following reaction at 298k given that DeltaGrxn=2.8kj/mol N2O4-2NO2
I thought to get K
3 answers
asked by
Jeremy
766 views
A man waklks 6km in 1 hour how much distance will he walk 7 half
1 answer
asked by
anota
370 views
Which of the following best illustrates a positive feedback loop?
3 answers
asked by
lee
886 views
Four streets enter a traffic circle at points A, B, C, and D. Name six arcs formed by the streets and the traffic circle.
I only
7 answers
asked by
fennelly
2,874 views
Oxalic acid & phosphoric acid are polyprotic acid. For both acids, provide the equilibrium reactions showing all of the
1 answer
asked by
Ziera
478 views
1. (3x + 4)(x – 2)
A)3x^2 – 2x – 8 B)x – 8 C)3x – 2x – 8 *** D)3x^2 + 2x + 8
7 answers
asked by
Rock on!
341 views
how can we produce ethane from methane?
1 answer
asked by
tasnuba
290 views
Question:
Given f(x)=x^2+3x x such that f(x)=4 (ie y=4, what is x?) I am honestly very confused by this question to even attempt
3 answers
asked by
Anonymous
482 views
An ac power supply with frequency 60 Hz is connected to a capacitor C=40uF. The maximum instantaneous current that passes
3 answers
asked by
Someone
551 views
Use conservation of energy to determine the angular speed of the spool shown in the figure below after the 3.00 kg bucket has
4 answers
asked by
david
3,833 views
Identify the following as either reduction or oxidation:
a. 2I^- -> I2 + 2e- (my answer oxidized) b. Zn2+ + 2e^- -> Zn (reduced)
4 answers
asked by
bubble dragon
1,679 views
Find the domain
(This in fraction form) f(x)=x+3 x^2-4 f(x)= (This is in Radical:2-5x) Any help, thank you!
3 answers
asked by
Anonymous
296 views
The Roman Empire was largest during which emperors rule?
Hadrian Nerva Marcus Aurelius Trajan*** please help!
7 answers
asked by
Sally
580 views
1. The admission of Missouri as a slave state was controversial in the Senate because...
A. The senate was pro-slavery B. It
3 answers
asked by
Dylan
522 views
what increasing order of dipole moment among nitrobenzene methylbenzene phenol and toluene
2 answers
asked by
rohit
620 views
an average of 760m, 96.2mm wide angled, height of 3 600m. what the scale of these photographs?
1 answer
asked by
princess
410 views
Complete the following equilibrium reactions that are pertinent to an aqueous solution of Ag2CO3. Physical states, s, l, g, and
5 answers
asked by
Craig
5,336 views
1. The first state to grant women equal suffrage was ______, in 1869
maryland whyoming califonia newyork 2. Which incident led to
20 answers
asked by
Quzzy modo
792 views
7, 2g of sodium carbonate, Na2Co3.nH2O is strongly heated and a residue of 2.7g are produced..... Calculate the nber of moles of
2 answers
asked by
placide
664 views
Can someone please check my answers for this? Thanks!
1. What is the latter tone of "The Morning of June 28, 1949 and 'The
59 answers
asked by
SpitFireRedHead
26,516 views
A string on a violin is tuned to vibrate at a fundamental frequency of 65.0 Hz. If the tension in the string were increased by a
2 answers
asked by
Orla
656 views
The mass of a string is 6 grams, and it is stretched so that its tension is 150 N. A transverse wave travelling on this string
1 answer
asked by
Orla
487 views
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