Questions Asked on April 20, 2012

A solution household bleach contains 5.25% NaClO, by mass. Assuming that the density of bleach is the same as water(1.0g/ml).
1. 2 answers
2. asked by Katherine
3. 7,378 views
Calculate the concentrations of all species in a 0.810 M Na2SO3 (sodium sulfite) solution. The ionization constants for
1. 6 answers
2. asked by Katherine
3. 5,547 views
When membership in an organization allows for a reductions in the price of museum tickets, it is called aa) purposive benefit b)
1. 1 answer
2. asked by tina
3. 3,641 views
Design a program that lets the user enter the total rainfall for each 12 months into an array. The program should calculate and
1. 2 answers
2. asked by javane
3. 3,207 views
For the average person that is still growing, the rate of change in weight W (in pounds) with respectto height h (in inches) is
1. 1 answer
2. asked by Marie
3. 2,681 views
sin^4t-cos^4t/sin^2t cos^2t= sec^2t-csc^2ti have =(sin^2t+cos^2t)(sin^2t+cos^2t)/sin^2tcos^2t then do i go
1. 1 answer
2. asked by Josh
3. 2,628 views
A 1.2 m diameter wagon wheel consists of a thin rim having a mass of 11 kg and six spokes, each with a mass of 1.1 kg. Find the
1. 1 answer
2. asked by Amber
3. 2,577 views
A cube of ice is taken from the freezer at -8.8°C and placed in a 103 g aluminum calorimeter filled with 321 g of water at room
1. 3 answers
2. asked by John
3. 2,526 views
Consider the rxn during the Haber Process:N2 + 3H2 ---> 2NH3 The equilibrium constant is 3.9 x 10^(5) at 300 K and 1.2 x 10^(-1)
1. 2 answers
2. asked by John
3. 2,342 views
Benzene has the empirical formula CH and an experimental molar mass of 78 g/mol. What is its molecular formula? Explain how you
1. 4 answers
2. asked by Brittney
3. 1,972 views
Benedict's reagent is used for detecting reducing sugars because _________.the —OH groups are exchanged for hydrogens. the
1. 1 answer
2. asked by krystal
3. 1,709 views
Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square.(a) If the area of the
1. 2 answers
2. asked by nick
3. 1,704 views
Our professor just told us that the final exam will be the ACS exam, we are taking general Chemistry II. What is the best way to
1. 4 answers
2. asked by Mima
3. 1,509 views
A jar consists of 21 sweets, 12 are green and 9 are blue. William picked 2 sweets at random. Find the probability that both
1. 1 answer
2. asked by jenny
3. 1,484 views
calculate the amount of heat energy in joules to condense 125g of steam at 100 degrees celcius and cool to the liquid to 15
1. 1 answer
2. asked by Kimberly
3. 1,461 views
An electron is located on a pinpoint having a diameter of 2.04 µm. What is the minimum uncertainty in the speed of the
1. 1 answer
2. asked by na
3. 1,407 views
C6H5COOH(aq) + NO2-(aq) <=> C6H5COO-(aq) + HNO2(aq)A table of ionizations is given to calculate the equilibrium constant for
1. 2 answers
2. asked by Katherine
3. 1,394 views
What is the theoretical yield of ethyl chloride in the reaction of 20.2 g of ethylene with 53 g of hydrogen chloride? (For
1. 1 answer
2. asked by Anonymous
3. 1,365 views
Steel railroad tracks of length L = 18.30 m are laid at 10.0° C. How much space should be left between the track sections if
1. 2 answers
2. asked by Amy
3. 1,339 views
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed
1. 2 answers
2. asked by Bridget
3. 1,330 views
A swimming pool circular in shape has its distance around 282.74 ft, what is the area?in cm^2 in in^2 in m^2 TIA
1. 1 answer
2. asked by kilkaru
3. 1,310 views
Use the function to answer the question.f(x)=1/4-x For what value in the domain is the function undefined? Explain your answer.
1. 2 answers
2. asked by Nicole
3. 1,283 views
Take an 8.5 by 14-inch piece of paper and cut out four equal squares from the corners. Fold up the sides to create an open box.
1. 1 answer
2. asked by Anonymous
3. 1,224 views
Find the derivative1. y = e^xSin²x 2. y = (x³+1)e^-4 3. y = x²e^Sinx
1. 4 answers
2. asked by Anonymous
3. 1,224 views
If all of the diagonals are drawn from a vertex of a quadrilateral, how many triangles are formed?
1. 2 answers
2. asked by nicole
3. 1,208 views
I need to find the distance between two points, (6,-3) and (-1,4).d = sqrt[(x2-x1)^2 + (y2-y1)^2)] I got that down to the sqrt
1. 2 answers
2. asked by Tabby
3. 1,204 views
when paid staff conduct most of the daily business of a group, that group is best described as aa) PAC b) free-rider group c)
1. 1 answer
2. asked by tina
3. 1,201 views
You have 27 tuning forks that oscillate at close but different frequencies. What are the (a) maximum and (b) minimum number of
1. 0 answers
2. asked by M
3. 1,177 views
"Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative
1. 4 answers
2. asked by Allie
3. 1,167 views
URGENT! How do you calculate for marginal cost against fixed cost. E.g., a company produces 2 pairs of shoes at $390.00. If it
1. 0 answers
2. asked by Garnett
3. 1,163 views
If a circular space station has on outside radius of 750Km, how fast must the space station rotate in order to give an astronaut
1. 0 answers
2. asked by Ernest
3. 1,158 views
A _______________ is the best example of an informational benefit provided by many interest groups.a) travel discount b) free
1. 1 answer
2. asked by tina
3. 1,153 views
Given the following information:Ni(OH)2(s) Ni2+(aq) + 2 OH (aq) Ksp=6.0 x 10 16 H2O(l) H+(aq) + OH (aq) Kw=1.0 x 10 14 What is
1. 1 answer
2. asked by Frank
3. 1,149 views
Consider a wheel (solid disk) of radius0.748 m, mass 16 kg and moment of iner- tia 1/2 MR^2 . The wheel rolls without slipping
1. 1 answer
2. asked by Amber
3. 1,145 views
N2+3H2=2NH3Assume 0.150 mol of N2 and 0.477 mol of H2 are present initially. After complete reaction, how many moles of ammonia
1. 1 answer
2. asked by Jenn
3. 1,134 views
A rectangular container measuring 28 cm 43 cm 58 cm is filled with water. What is the mass of this volume of water in kilograms
1. 2 answers
2. asked by Anonymous
3. 1,122 views
The length l of a simple pendulum is about 0.5m, and can be measured within 1mm. what accuracy is required in the measurement of
1. 3 answers
2. asked by ridhi
3. 1,119 views
find equivalent fractions with a common denominator and order from least to greatest.1/2 4/9 4/18
1. 2 answers
2. asked by kaitlen
3. 1,093 views
express the third root of(8a^3y^5) using rational exponents.Please show your work!
1. 2 answers
2. asked by tabby
3. 1,087 views
What are the realistic and appropriate ways to deal with drug addiction?
1. 1 answer
2. asked by Karabo
3. 1,069 views
A 40N force applied at an angle of 37 degrees above the horizontal pulls a 5kg box on a horizontal floor. the acceleration of
1. 1 answer
2. asked by ali
3. 1,066 views
In 1999, chemists working for the Air Force ResearchLaboratory reported that they had produced a compound containing an unusual
1. 0 answers
2. asked by aydin
3. 1,048 views
Find the solution to the following recurrence:an=3an−1+7 for n2 with initial conditions a0=7
1. 1 answer
2. asked by cjones
3. 1,025 views
Benedict's reagent is used for detecting reducing sugars because _________.the —OH groups are exchanged for hydrogens. the
1. 1 answer
2. asked by krystal
3. 999 views
"Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative
1. 2 answers
2. asked by Allie
3. 998 views
Let R be the region bounded by the y-axis and the curves y = sin x and y = cos x. Answer the following.a)Find the exact area of
1. 1 answer
2. asked by ronnieday
3. 991 views
A jar consists of 21 sweets, 12 are green and 9 are blue. William picked 2 sweets at random. Find the probability that both
1. 1 answer
2. asked by jenny
3. 982 views
Please help to perfect my grammar, lot of confusion and trouble, please help me.Now usage of "complains of" and "complaints of"
1. 1 answer
2. asked by baby
3. 980 views
A nickel is tossed 20 times in succession. Every time the nickel comes up heads, a dime is tossed, Let X count the number of
1. 1 answer
2. asked by Anonymous
3. 971 views
Area formula for a circle
1. 1 answer
2. asked by Anonymous
3. 963 views
How did George Kennan’s containment doctrine change during the Truman, Eisenhower and Kennedy administrations? Which president
1. 0 answers
2. asked by Brittney
3. 961 views
Continue these decimal patternsa) 1,0.5,0.3,0.25,0.2,--- ,----,-----. b) 0,0.5,0.6,0.75,0.8,0.83,----,---,---
1. 1 answer
2. asked by RS
3. 958 views
What is the percent yield if 23.5 of ethyl chloride is actually formed?
1. 1 answer
2. asked by Anonymous
3. 939 views
How many different ways can the letters in the word COMBINATIONS be arranged if the letter C is first and the letter S is last?T
1. 1 answer
2. asked by Cindy
3. 931 views
How many molecules are in 1.60 g of SO2?Answer in units of molec
1. 2 answers
2. asked by luke
3. 885 views
The chemical reaction N2(g) + 3 H2(g) ↔ 2 NH3(g) is at equilibrium. An experimenter injects a small amount of N2 into the
1. 1 answer
2. asked by Anonymous
3. 878 views
need extra classes for my son grade2Parsons Hill Primary school
1. 1 answer
2. asked by Queen
3. 862 views
i need to graph the polar equation2 = r cos (theta + 180) on one of the graphs that looks like a flattened globe. So far I have
1. 2 answers
2. asked by Tabby
3. 850 views
Find the solution to the following lhcc recurrence:an=3nan−1 for n2 with initial conditions a0=4.
1. 1 answer
2. asked by cjones
3. 849 views
I need an accurate translation for this: "Two accusation people make of Americans is that we are lazy and spoiled. This is an
1. 1 answer
2. asked by Evaline
3. 836 views
i still don't get surface area!
1. 2 answers
2. asked by Celest
3. 835 views
a bar is pushed so that it slides across the floor. how far will it go, given the coefficient of kinetic friction is 0.25, and
1. 1 answer
2. asked by krag
3. 831 views
Suppose an electron was bound to a proton as in the hydrogen atom, but by the gravitational force rather than by the electric
1. 0 answers
2. asked by Katie
3. 799 views
Over the last 30 years in the United States, the realpriceof a college education (i.e., after adjusting for inflation) has
1. 1 answer
2. asked by Joanne
3. 777 views
keep in mind answers should be pi radians or if necessary 3 dec.csc^2-2=0 all angles 4cos^2x-4cosx+1=0 all angles and name 8
1. 2 answers
2. asked by Amanda
3. 775 views
Why was Toussaint L' Ouverture important to Haiti?Answer - He was a leader of the slave revolt in Haiti. am i correct????? if im
1. 5 answers
2. asked by Laruen
3. 766 views
Note: Object not drawn to scaleIf X = 3 inches, Y = 10 inches, W = 4 inches, and Z = 5 inches, what is the area of the object?
1. 2 answers
2. asked by Anonymous
3. 752 views
What is the theoretical yield of ethyl chloride in the reaction of 20.2 of ethylene with 53 of hydrogen chloride? (For ethylene,
1. 1 answer
2. asked by Anonymous
3. 742 views
In my other post I wrote"I'm have other 3 that I want you to check to see if they are correct. BTW - I have one more question I
1. 11 answers
2. asked by Laruen
3. 729 views
Can you please tell me where I can interview homeowners, will they agree if its for school purpose?Thank you!
1. 2 answers
2. asked by Layal
3. 729 views
Snoopy is in his plane, 4500 ft above ground. he fires a projectile straight up. The Vo of the projectile is 340 ft/s. (after
1. 2 answers
2. asked by Rachelle
3. 721 views
Questions 2-3 refer to : 〖KClO〗_3 + C_6 H_12 O_6 = KCl + 〖CO〗_2 + 〖H〗_2O?2. Balance the equation. How many mole of
1. 1 answer
2. asked by jhong
3. 720 views
In which data set is there evidence of a strong nonlinear relationship between the two variables?
1. 1 answer
2. asked by cc
3. 718 views
In 1989, the Detroit Free Press and Detroit Daily News (the only dailynewspapers in the city) obtained permission to merge under
1. 0 answers
2. asked by Tiffany
3. 718 views
suppose a board is 9 meters long how many centimeters long is it
1. 1 answer
2. asked by Anonymous
3. 708 views
Devin attempted to solve the inequality -2x+6>10 following the steps below:•subtract 6 from both sides of the inequality.
1. 1 answer
2. asked by Nicole
3. 707 views
Please prepare the following journal entries. Indicate which account should be debited and which account should be credited
1. 0 answers
2. asked by Anne
3. 703 views
Why were Hoosiers divided over the issues of slavery and loyalty before the Civil War?
1. 1 answer
2. asked by Alex
3. 695 views
write a payroll program that promt a user to enter his name,hourly rate,working hours in the week and display the amount earning
1. 3 answers
2. asked by Anonymous
3. 689 views
Roger wants to carpet a rectangular room with the length of 8 ¾ feet and a width of 9 1/3 feet. If he has 85 square feet of
1. 1 answer
2. asked by Fred
3. 688 views
Our professor just told us that the final exam will be the ACS exam, we are taking general Chemistry II. What is the best way to
1. 1 answer
2. asked by Mima
3. 687 views
A uniform disk with a mass of 130 kg and a radius of 1.2 m rotates initially with an angular speed of 950 rev/min. A constant
1. 2 answers
2. asked by Amber
3. 686 views
Suppose that an object is thrown down towards the ground from the top of the 1100-ft tall SearsTower with an initial velocity of
1. 2 answers
2. asked by Marie
3. 686 views
A Gaseous mixture contains 4.08g of oxygen and 2.78g of Nitrogena)What pressure is exerted by the mixture inside a 100.0ml metal
1. 1 answer
2. asked by cc
3. 685 views
Describe President Reagan’s foreign policy goals and summarize several of the major, specific actions he took to meet those
1. 1 answer
2. asked by Brittney
3. 684 views
write the polar eqaution3 = r cos (theta - 315) in rectangular form.
1. 2 answers
2. asked by tabby
3. 680 views
tom had 8 pieces of pizza, tom ate one. How much is left
1. 2 answers
2. asked by bob
3. 676 views
Here are other sentences I need to check. I really hope you can check them, Writeacher.1) blamed my friend Peter for breaking
1. 1 answer
2. asked by Matthew
3. 673 views
Hello,I have data here: tube # Contents Initial color (after 2 drops of universal indicator) Color after adding HCl Color after
1. 2 answers
2. asked by Confused
3. 651 views
how do we find the surface area?top: bottom: right: left: front: back: its still hard when we i find the surface area of a
1. 1 answer
2. asked by Celest
3. 649 views
calculate the volume in ml of 0.250 M silver nitrate solution required to react completely with a 5.00 g piece of copper
1. 1 answer
2. asked by No
3. 643 views
Solve the equation. If necessary, round to the nearest thousandth.5(2x-1)=10
1. 1 answer
2. asked by Christina
3. 640 views
Determine the derivative of each functionA1) y = e^x(Sin²x) A2) y = e²Sin²x B1) y = (x³ + 1)e^-2 B2) y = (x² + 1)e^-2 C) y
1. 5 answers
2. asked by Julie
3. 637 views
What is the regular verb or verb phrase in these sentences.Most other children received lessons from home. Today, students
1. 5 answers
2. asked by KATHY☺☻
3. 630 views
How was the civil rights movement of the 1950s and 1960s a continuation of the Reconstruction-era struggle for blacks to achieve
1. 1 answer
2. asked by Brittney
3. 625 views
ms. sue you please help me with story questions? if you have time then this be storyField of Broken Dreams by Sharon Butala My
1. 10 answers
2. asked by Mohammad
3. 616 views
Which equation shows an exact computation?A. 12/7 = 1.714 B. 2π = 44/7 C. 22/7x14 = 44 D. 2√2 = 2.818 And if possible, could
1. 4 answers
2. asked by Nicole
3. 613 views
What is the theoretical yield of ethyl chloride in the reaction of 20.2 of ethylene with 53 of hydrogen chloride?
1. 1 answer
2. asked by Anonymous
3. 610 views
What is the volume of2.8 × 10^6 molecules He? Answer in units of L
1. 3 answers
2. asked by luke
3. 599 views
calculate the volume in ml of 0.250 M silver nitrate solution required to react completely with a 5.00 g piece of copper
1. 1 answer
2. asked by No
3. 593 views

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