Questions Asked on
August 7, 2013

accounting
After the closing entries are posted to the ledger, each revenue account will have a zero balance: a. a zero balance, b. a debit balance, c. a credit balance, or d. either a debit or a credit balance.
asked by Anonymous 
Chemistry
What is the electron pair geometry for NCL3?
asked by mariana 
physics
Two concentric conducting spherical shells produce a radially outward electric field of magnitude 49,000 N/C at a point 4.10 m from the center of the shells. The outer surface of the larger shell has a radius of 3.75 m. If the inner shell contains an
asked by zandile 
physics
Mary is driving a car of mass 900 kilograms toward the north with a velocity of 22 meters/second. Danny is driving his 900kilogram car with a velocity of 15 meters/second toward the east. They collide and both cars move together afterwards. What is the
asked by Anonymous 
Chemistry
What is the electron pair geometry for NCL3?
asked by mariana 
PM
J. Wold. project manager of the Print Software, Inc., wants you to prepare a project network; compute the early, late, and slack activity times; determine the planned project duration; and identify the critical path. His assistant has collected the
asked by kim 
chemistry
calculate the wavelength of an electron m=9.11 x 10^28 g moving at 3.66x10^6 m/s
asked by trinh lowery 
Chemistry
15. When chromium loses two electrons, its configuration changes to A. [Ar]4s1. B. [Ar]3d4. C. [Ar]4s13d5. D. [Ar]4s13d4. I'm guessing it's B but I just want to double check
asked by Hannah 
Math
A taxexempt bond was recently issued at an annual 12 percent coupon rate and matures 20 years from today. The par value of the bond is $1,000. a. If a required market rates are 12 percent, what is the market price of the bond? b. If required market rates
asked by Renee 
math
Solve each equation by factoring v(squared)  10v + 21 = 0
asked by Help 
Algebra
you deposit 3500 in an account that pays 4.5% annual interest, compounded monthly. How long will it take for the balance to reach 5000? Use formula A= P[1+(r/n)]^(ny) and use knowledge of logarithms.
asked by Pat 
Chemistry
7. Which of the following is true? A. Cesium is the most active group 1 metal, because its valence electron is held more tightly than the others in the same group. B. Group 1 elements are more reactive than the group 2 elements because they have more
asked by Hannah 
Physics
How is it that ships made largely of steel can float when the density of steel is much higher than the density of water? Why is it possible to make oil tankers much larger than other ships (and what happens when an oil tanker is unloaded?)
asked by McKenzi 
Chemistry
What is the Lewis structure formula, electron pair geometry and the molecular geometry for SO4^2
asked by rose 
Trig
Given that csc θ = 4 and tan θ > 0, find the exact value of a. x b. sin θ c. cos θ d. r e. sec θ f. cot θ
asked by Paula 
STATISTICS
A study examining the relationship between fetal Xray exposure and a particular type of childhood blood cancer found the following odds ratio (and 95% confidence interval) for the association: 2.44 (0.95 to 6.33). This result would likely be considered:
asked by Susie 
math30
The number of cellular phone customers of a particular telephone company increased by an average of 40%/a from 1994 to 1998. If there were 963 300 customers on January 2, 1998, then the number of customers on January 2, 1994, to the nearest hundred, would
asked by alejandro 
Vacation Bible School
I need help on a rebuses it's: I pear+3 apples Can u help me?
asked by Callie 
Question
Is this website safe?
asked by Ashlee 
physical science
I am having a little trouble with this problem. can someone please HELP! During a race, a runner runs at a speed of 6m/s. 2 seconds later, she is running at a speed of 10 m/s what is the runner's acceleration?
asked by Selena 
Physical Science
HELP WITH THESE PLEASE! If you ride your bike at an average speed of 4km/h and nee to travel a total distance of 28 km, how long will it take you to reach your destination? A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic
asked by Audriana 
AP Lang/English
I have to answer the question of who the audience is in Scott Russell Sanders "Inheritance of Tools" and I have no idea. Help please!
asked by Anonymous 
maths
1)a linear function is represented by f(x)=2x+7 which of the following functions would be parallel to that of the function above a)f(x)=2x7 b)f(x)=x+7 c)f(x)=x7 d)f(x)=1/2x+7 e)f(x)=1/2x7 I choose b 2)water is pumped into an empty tank at a constant
asked by nick 
english , reading & writing process
One of the benefist to highlighting key pounts is that .
asked by linda 
maths
a roofer charges $25 per hour for himself and $15 per hour for his assistant. On a recent job the assistant worked 2 hours less than the roofer and the tot charge for labour was $290. Let r be the number of hours that the roofer worked. Which of the
asked by nick 
english , reading & writing process
One of the benefist to highlighting key pounts is that .
asked by linda 
Chemistry/lab math
A stock standard of urea nitrogen contains 20 mg/mL of urea nitrogen. How much stock is needed to prepare 100 mL of a 20 mg/dL working standard? Please help!
asked by Anonymous 
english , reading & writing process
One of the benefist to highlighting key pounts is that .
asked by linda 
writing
Explain what is wrong with the following sentence and revise as needed to correct the problems: " While repelling from the cliff, my backpack slipped and fell to the canyon floor."
asked by james 
Math (please help Steve)
A crippled rook can move on a chessboard in the following way: from a square, it can move to an adjacent square sharing a common side, and every two consecutive moves must be at right angles (i.e., the rook makes a 90∘ turn at every move). A cycle is a
asked by Nick 
Chemistry/lab math
A stock standard contains 140 Eq/L of sodium and 5 Eq/L of potassium. How would the working standard of 140 m Eq/L and 5 m Eq/L be prepared?
asked by Anonymous 
Mathematic
The value of the expression (57)(8+4)/2(6) is A. 33 B. 28.5 C.7.75 D. 20.25 E. 23.5
asked by Anonymous 
Mathematic...
If /x/ = x, then x mst be A. Positive B. Nonnegative C. Negative D. Nonpositive E. Zero
asked by Anonymous 
Math
(2x3+8x^2) divide by (1+4x)
asked by BJ 
Lab math
You are doing a red blood count with a standard dilution of 1/200. The area counted is 10 red squares in a Neubauer chamber. Under these conditions, what is the factor that would be used to determine the number of cells in the undiluted blood?
asked by Anon 
Intro to Accountint
If the income statement covered a sixmonth period ending on November 30, 2010, the third line of the income statement heading would read: a. Month Ended November 30, 2010. b. November 30, 2010., c. Sixmonth Period Ended November 30, 2010., or d. Month of
asked by Anonymous 
Math 208
Locate the point at which the two lines that intersect the numbers of 1750 and $15,750
asked by Tay Blanton 
Math
What is the ANSWER?? If /x/ = x, then x mst be A. Positive B. Nonnegative C. Negative D. Nonpositive
asked by Anonymous 
Accounting
After the closing entries are posted to the ledger, each revenue account will have a zero balance: a. a zero balance, b. a debit balance, c. a credit balance, or d. either a debit or a credit balance.
asked by Anonymous 
Math
The value of the expression (57)(8+4)/2(6) is The answer key says 33. ????????????
asked by Anonymous 
math
x is a positive integer and x5 is negative. what is the greatest possibel value of x ?
asked by Tomas 
math help
S is the sum of n integers and A is their average. Which of the following statements is correct? (A) S=A+n (B) S=nA (C) A=nS (D) N=AS (E) None of these
asked by Tomas 
Mechanics, Waves and Optics
A crate with a total mass of 18.0 kg is pulled by a person along the floor at a constant speed by a rope. The rope is inclined at 20 degree above the horizontal, and the crate moves 20.0 m on a horizontal surface. The coefficient of kinetic friction
asked by Anonymous 
chemistry
A 25.0 mL solution of HCl has been spilt. It took 21.8 mL of saturated 2.5 M NaOH to neutralise the acid. What was the molar concentration of the acid?
asked by sarah 
chemistry
Can one calculate the number of moles of air? If so, calculate the number of moles in 1 kg of air (making sure your calculation, units and assumptions are fully explained); If not, explain why it is not possible to calculate the number of moles of air.
asked by sarah 
MATH! continued.......
if you could you please answer a from my previous question that would be greatly appreciated
asked by Madeline 
Writing
This time I hope I improve. Writing is a skill that must be practiced. In order to be good at writing I must read a lot, right? I won't survive in college if I am not able to write superfluos essays,right????? *Thank you,Writeacher for your patience. I
asked by Anonymous 
maths
x exceeds y by the same amount that 7 exceeds 2. If y is 16, what is the value of x ? (A) 18 (B) 19 (C) 20 (D) 21 (E) 23 [ not only answer ]
asked by Tomas 
Mathematics
1. 2/(2/3)+3/4/(4/5)= A. 1/5 B. 11/15 C. 47/60 D. 3 13/30 E. 12 2. If 2/5 of (2/3)/(5/6) is divided by 3/10, what is the resulting value? A. 1/15 B. 12/25 C. 8/15 D. 5/3 E. 125/27 3. Solve for x: 2x+3=5x8 Are there two answers?
asked by Anonymous 
math
how do i find the length x of a right triangle,when one side is x+48(hypotenuse) and the other is 72.?????????
asked by jaslene 
maths
The price of mangoes ranges from 25 cents to 75 cents a piece. What is the greatest number of mangoes that can be bought with $3 ?
asked by Tomas 
human services
• Can we have client advocacy, a forum for conflict resolution, and agents for policy change without competing for limited dollars and resources? Why? What do you see as the most vital function?
asked by ellie 
math
pls help me out in dis ? dat says The 9th term of an Ap is 52 while d 12th term is 70 find d sum of it's 20th term?
asked by Abisola 
Trig
Given that cos θ = 5/13 and θ is in QIV, find the exact value of a. y b. sin θ c. sec θ d. tan θ
asked by Paula 
Trig
Given that tan θ =  (√3/8) and θ is in QII, find the exact value of a. r = b. csc θ c. cos θ d. cot θ
asked by Paula 
STATISTICS
You are performing a cohort study to look at risk factors for breast cancer in postmenopausal women. If the probability of developing breast cancer among smokers is .05 for the study duration, then if you sample 100 smokers, how many do you expect to
asked by Susie 
STATISTICS
Which of the following would increase the width of a confidence interval? Changing from a 99% to 95% confidence level. Increasing the variability of the outcome. Increasing the sample size. Removing an outlier from the data
asked by Susie 
eng1511
What type of text is the above passage,why do you say so?
asked by eugene 
Math (please help steve)
A crippled rook can move on a chessboard in the following way: from a square, it can move to an adjacent square sharing a common side, and every two consecutive moves must be at right angles (i.e., the rook makes a 90∘turn at every move). A cycle is a
asked by Nick 
Math (please help steve)
Circles Γ1 and Γ2 have centers X and Y respectively. They intersect at points A and B, such that angle XAY is obtuse. The line AX intersects Γ2 again at P, and the line AY intersects Γ1 again at Q. Lines PQ and XY intersect at G, such that Q lies on
asked by Nick 
Calc
What is the least amount of material that can be used to make a soup can with circular base and closed top with capacity 6 cubic inches?
asked by Anonymous 
Physics
A radioactive substance decays from 2.0kg to 1.6kg in 156 days. How much will be left after 201 days?
asked by Alice 
Physics
A radioactive substance decays from 2.0kg to 1.6kg in 156 days. How long would it take to decay to 1.1kg?
asked by Alice 
algebra
what is 7x9y=13 and 9x+7y=91 elimination method
asked by beverly 
child psychology in general
the main problem with informal theories is they are based on? a.bias b.emotion c.tradition rather than study my answer is c
asked by susue 
Statistics
A stationary store has decided to accept a large shipment of ballpoint pens if an inspection of 20 randomly selected pens yields no more than two defective pens. a) find the probability that this shipment is accepted if 5% of the total shipment is
asked by Elayna 
math
An object with mass m is attached to a string and the other end of the string is attached to a peg at the center of a level table. The object is set into uniform circular motion around the peg. The radius of the motion remains constant (the string does NOT
asked by john 
math
Trigonometry  determine the area of a parallelogram in which 2 sides are 10 and 13 and the angle between them is 55
asked by sue 
physics
an object is projected at an angle of 60 degrees to the horizontal with an initial kinetic energy of 2000J.the object reaches the highest point.determine i)kinetic energy ii)potential energy at the highest point
asked by linges 
algebra
y2+yt12t2
asked by Anonymous 
world history
identify and describe two ways in which American federalism has changed since the ratification of the constitution
asked by heather 
Writing
Please give me an ACT prompt.
asked by Anonymous 
social science [geography]
how many times zones are there in world?
asked by arushi 
Math
A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 4.1 cross 102 µm.
asked by Rex 
Mathematic
2/(2/3)+3/4/(4/5)= The answer key explains it like this: 2/(2/3)+3/(3/4)+4/(4/5)=2x3/2+3x4/3+4x5/4= 3+4+5=12 *I do not understand how the answer is 12. If 2/5 of (2/3)/(5/6) is divided by 3/10, what is the resulting value? The answer key explains it like
asked by Anonymous 
chemistry
calculate the wavelength of an electron m=9.11 x 10^28 g moving at 3.66x10^6 m/s
asked by trinh lowery 
math
In polar coordinates, the parametric equations x=6+cosθ and y=sinθ represent a circle Γ1. In Cartesian coordinates, there is a circle Γ2 that is externally tangent to Γ1, tangent to the yaxis, and centered at (12,sqrt(a)). What is the value of a?
asked by Anonymous 
math
A circle Γ is tangential to the xaxis and also internally tangential to the circle with radius 14 centered at C=(0,28). Given that the center of Γ is (7,a), what is a?
asked by Anonymous 
english
can you tell me parts of speech for yesterday in : i went to new york yesterday
asked by R S Telagathoty 
Calc
Let A(x)=∫x^(2),∞; (e^t/t)dt for x>0. Find A'(x)
asked by Anonymous 
science
what are the causes of omnivores dilemma?
asked by pokemonranger01 
Math
the length of a rectangle is twice its width w. what is the algebra expression
asked by Emilie 
science
If you have 10 lbs shrimp at 80 deg F how much ice would it take to reach 50 deg F in 10 minutes?
asked by bill 
STATISTICS
A particular diagnostic test for disease X has a sensitivity of 90% and a specificity of 90%. What is the negative predictive value of the test? 90% 10% 1% 18% It cannot be determined from the information given.
asked by Help please!!! 
Math
40% of what is 32?
asked by EM 
Earth Space
Which branches of earth science would the hydrosphere interact with? I said biosphere, atmosphere, and geosphere. Is that correct?
asked by Bryce 
MaThS
Determine the angle between the line y+x=3 and the line x=y+1/2
asked by Milton 
children who require special treatment
mr.ames is married and has two children.he abuses alcohol.a family therapist would classify mr ames family as have a sick family pattern of a ? a.weak father b.2nd class family c.malevolent mother d.soluble dad my answer is d
asked by susue 
Math
As of Tuesday, August 6th 2013, what fraction of their games have the Red Sox won?
asked by Anonymous 
English
Do these work? We have to pick quotes from a book I read. Do you see these as representing the chosen items? Bravery: (This quote talks about how she is going to plead innocent,knowing she will die anyway for being a witch) “If I do not do this thing,
asked by Bryce 
geometry
RS=8y+4 ST=4y+8 RT=15y9 a.) what is the value of y? b.)find RS, ST, AND RT
asked by Erin 
Math
Calculate the length of the path over the given interval: c(t) = (3t^2, 4t^3), 2
asked by Ali 
Math
Calculate the length of the path over the given interval: (sin6t, cos6t), 0
asked by Ali 
Math
A particle travels along the curve c(t) = (6t^36, 7t^24). If time t is measured in seconds and if the coordinates are measured in meters, then what is the particle's speed at time t=5?
asked by Ali 
Math
What is 6 percent of 229,000
asked by Helen 
math (please help!)
What is the sum of all the constants k such that x^2−169−x−k=0 has three distinct real roots?
asked by Nicholas 
physics
Mary is driving a car of mass 900 kilograms toward the north with a velocity of 22 meters/second. Danny is driving his 900kilogram car with a velocity of 15 meters/second toward the east. They collide and both cars move together afterwards. What is the
asked by Anonymous