Thursday
August 27, 2015

Posts by ANDREA


Total # Posts: 728

math
Thank you, Ms. Sue and Vanessa! I thought this might be a trick question, and that perhaps the correct answer was 2 (keeping logs whole).
August 15, 2012

math
Mr Logan can saw 8 logs in 3 hours. How many logs can Mr Logan saw in one hour?
August 15, 2012

medical billing/coding
I need help coding this question. could someone help me. CPT CODE:__________________________ ICD-9-CM CODE:_____________________ Code the following "You've started your first day at Venture Outpatient Surgery Center. OPERATIVE REPORT: Preoperative diagosis: Left flank...
August 3, 2012

medical billing and coding
what are the CPT and ICD-9-CM codes for following question? "this is a pleasant female who comes in with a soft tissue lesion in the left flank over what appeared to be a spigelian hernia site as well. However, it was not reducible and did not appear to be consistent ...
August 2, 2012

Physical Science
1. You are assigned to take care of a patient who is scheduled to undergo a surgical operation. The doctor told you not to allow the patient to eat for twelve hours. How many minutes is the fasting period? 2. What is the density of a rock (in g/cm3) which has a volume of 2.5 ...
June 15, 2012

geometry
If m∠BCD = 60 and m∠DEC = 80, what is the measure of ∠DEF
June 15, 2012

business
ACTUAL DECISION / PREDICTED DECISION A B C A 80 5 12 B 14 60 14 C 10 15 70
June 9, 2012

business
A researcher was given the assignment of predicting which of three actions would be taken by the 280 employees in the Desota plant that was going to be sold to its employees. The alternatives were to: a. Take severance pay and leave the company. b. Stay with the new company ...
June 9, 2012

geometry
a circular cylinder has a base with a radius of 7.5 cm. and a height of 12 cm. a rectangular prism has a square base and height of 8.0 cm. if the cylinder and the prism have equal volumes, what is the length of the base of the prism to the nearest tenth?
May 29, 2012

Algebra
f(x)=x^2-1 ; x = -3, -2, -1, 0, 1, 2, 3 i got 8,3,0,-1,0,3,8 as the answer when i plugged in x. how would i graph these numbers from this function?
May 20, 2012

Econ
Do people living in countries with higher real GDP necessarily have better living standards compared to countries with relatively lower GDP? Give practical example. 2. What measures would better compare the well-being (living standard) for residents of different countries? How...
May 17, 2012

Chemistry
Which of the following pairs of compounds will give a precipitate in a diluted solution?** a) Cu(NO3)2 and Na2CO3 b) KNO3 and NaCl c) MgCl2 and Ba(NO3)2 d) NH4Cl and Al2(SO4)3 A solution contains I-, Br- and OH- ions. If Ag+ is added, what will the precipitate(s) be? a) AgOH b...
May 15, 2012

Chemistry
Acetic acid dissociates/ionizes itself as follows: CH3COOH(aq) ⇔ H+(aq) + CH3COO-(aq) If you add sodium acetate, CH3COONa, to the solution: a) a precipitate will be formed b) more acetic acid will be ionized c) the concentration of hydrogen ions will decrease d) the ...
May 15, 2012

Chemistry
A mixture of lead, magnesium, nitrate and chromate ions are present in a solution. What will the precipitate be?** a) MgPb b) Pb(NO3)2 c) PbCrO4 d) MgCO3
May 15, 2012

Chemistry
Consider the reaction 3X + Y ⇔ 2W + Z. At equilibrium, [X] is 7.0 M, [Y] is 6.0 M, [W] is 5.0 M and [Z] is 7.0 M at 298 K. The value of the equilibrium constant at this temperature is: a) 0.085 b) 0.560 c) 1.800 d) 11.760
May 15, 2012

Chemistry
0.80 mol/L of A and B are mixed. They react very slowly to produce C and D as follows: A(aq) + B(aq) ⇔ C(aq) + 2D(aq) When equilibrium is attained, the concentration of C is 0.60 mol/L and the concentration of A is: a) 0.20 M b) 0.40 M c) 0.60 M d) 0.80 M
May 15, 2012

Chemistry
In the system A(g) + 2B(g) ⇔ 2C(g) + 2D(g) ΔH=21 kJ/mol, it is possible to increase the quantity of C by: a) adding a catalyst b) decreasing the [B] c) increasing the pressure d) increasing the temperature
May 15, 2012

Chemistry
For the following acids: i. CH3COOH ii. HNO2 iii. HCN a) What is the dissociation equation in an aqueous solution? b)Give the KA expression for each of the acids. c)Identify the acid-base pairs.
May 13, 2012

Chemistry
A weak acid solution, HX 0.37 M, has a pH of 3.70. Calculate the acidity constant for this acid.
May 13, 2012

Chemistry
Calculate the volume of Ba(OH)2 0.20 M necessary to neutralize 300.0 mL of H3PO4 0.30 M. (4 marks)
May 13, 2012

chemistry
What is the pH of a solution prepared by dissolving 12.2 g of benzoic acid in enough water to produce a 500 mL solution?
May 13, 2012

Chemistry
Commercial vinegar usually has a concentration of 5%, per volume. a) Calculate the [H3O+] , if the density of acetic acid is 1.051 g/mL. b) Calculate the pH.
May 13, 2012

Chemistry
Calculate the KA of formic acid if 2.3 g of it is dissolved in 1 litre of water to give [H+] of 0.003 M.
May 13, 2012

Chemistry
The equilibrium constant for the following reaction is 7.2 x 10-10. What is the [H+] in a solution 1.0 M of this acid? HCN + H2O --> H3O+ + CN-
May 13, 2012

Chemistry
200 g of CH3COOH are dissolved in enough water to make 1.5 L. What is the molarity of the acetic acid solution?
May 13, 2012

Chemistry
Which of the following contains the highest H3O+ ion concentration? Explain your answer. HCl 0.1 M HCH3CO2 0.1 M
May 13, 2012

Chemistry
a) What is the dissociation equation in an aqueous solution? b)Give the KA expression for each of the acids. Identify the acid-base pairs.
May 13, 2012

Chemistry
Are the reactants or the products favoured in the following reactions? a. CH3COOH with NH3? b. HS- with HCO3-? c. HNO2 with NH3 d. NH4+ with F- e. C6H5COOH with CH3COO- f. H2SO3 with HCO3- g. H2CO3 with SO32- h. H2SO3 with SO32-
May 13, 2012

Chemistry
Classify the following 3 acids in order of increasing acidity: Acid 1:Ka = 8 x 10-6
 Acid 2:Ka = 6 x 10-4
 Acid 3:Ka = 9 x 10-11
May 13, 2012

Math 3rd grade
Fred needs to do quite a few errands. He needs to stop by the cleaners, the post office, the hardware store, and the bank. There are a number of ways he can tackle his list of stops. How many ways can he accomplish his tasks?
April 10, 2012

business
On December 31 of last year, Wolfson Corporation had in inventory 400 units of its products, which cost $21 per unit to produce. During January, the company produced 800 units at a cost of $24 per unit. Assuming that Wolfson Corporation sold 700 units in January, what was the ...
March 20, 2012

business
At the end of January, Mineral Labs had inventory of 725 units, which cost $10 per unit to produce. During February the company produced 650 units at a cost of $14 per unit. If the firm sold 1,000 units in February, what was the cost of goods sold? a. Assume LIFO inventory ...
March 20, 2012

Earth/Space Science
What is one way you can make a difference and decrease the impacts of soil erosion?
March 18, 2012

astronomy
Suppose that the gravitational time dilation on the surface of a star is 1.1. What would be the escape velocity from the star?
March 11, 2012

astonomy
If 100 asteriods, each of diameter of 100 km, were combined into a single object, approximately what would its diameter be?
March 11, 2012

Algebra
I have an input / output machine I need a rule I can use for any value, like 10 or 100 input 1, output 3 input 2, output 6 input 3, output 12 input 4m output 24
March 5, 2012

Chemistry
Hoe Many moles of each reactant are Needed to produce 3.60 x 10^2g CH3OH?
March 5, 2012

7th grade math
what elevacion a potencias y sus operciones inversas
March 5, 2012

English
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 21, 2012

Math
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 21, 2012

Pre-Algebra Math
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 21, 2012

physics
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 21, 2012

math
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 21, 2012

English-please help!
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.They promised 80% and got me 95%. Go to google and type homeworkhelpout.I complete all my assignments using their help only.
February 21, 2012

calculus
wat is the ans of this solutions? y=sin^4x cos4x? ^
February 20, 2012

Math
A satellite in a circular orbit 879.4 mi above the earth makes one complete orbit every 83.42min. What is its linear velocity? Use 3963 mi for the length of the radius of the earth.
February 20, 2012

Math
How many different groups of 20 can you make from 40?
February 20, 2012

Statistics
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.
February 20, 2012

trig
The terminal side of θ lies on a given line in the specified quadrant. Find the values of the six trigonometric functions of θ by finding a point on the line. Line: (55/48)x Quadrant:III sin(θ)= cos(θ)= tan(θ)= csc(θ)= sec(θ)= cot(θ)=
January 31, 2012

chemistry
is the answer 1,663,558.4 J
January 30, 2012

world history
Why is increased interregional trade a factor that represents the most significant cause of growth of cities in Afro-Eurasia in the period 1000-1450?
January 17, 2012

Physics
a ball is released from rest and rolls down in an inclined plane, requiring 4 sec. to cover a certain distance of 100m. a) what is the acceleration? b) how many cm would it have fallen vertically in the same time?
December 19, 2011

Physics
a bomb is dropped from an airplane travelling horizontally with a speed of 300 mi/hr if the airplane is 10000ft. above the ground, how far from the target must it be released, neglect friction?
December 19, 2011

Physics
the speed of the train is reduce uniformly from 15m/s to 7m/s while travelling a distance of 90m. a) compute the acceleration b) how much further will the train travel before coming to rest provided the acceleration remain constant.
December 19, 2011

Physics
a bus moving at a speed of 20m/s begins to slow at a constant rate. Find how far it goes before stopping?
December 19, 2011

Physics
a stone falls from a rail road overpass which is 36ft. high into the path of the train which is approaching the overpass with the uniform speed, if the stone falls when the train is 50ft. away from the overpass and the stones hits the ground just as the train arrives at the ...
December 19, 2011

Math
draw a line segment AB to be 3 cm long. the, draw line segment DC so that it is congruent, but not parallel, to line segment AB
December 14, 2011

nutrition
A--> Had a a helping verb, rested is the very
December 14, 2011

math
the favorite foods of a selected group of 5 year olds. A total 5,280 childern were polled. How many children chose pizza? 40% were pizza, pasta 30%, cheese 12%, french fries 14% undecided 4%
November 28, 2011

math
the favorite foods of a selected group of 5 year olds. A total 5,280 childern were polled. How many children chose pizza? 40% were pizza, pasta 30%, cheese 12%, french fries 14% undecided 4%
November 28, 2011

business math
Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?
November 28, 2011

business math
Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?
November 28, 2011

business math
How do you find the amount deducted from Social Security and Medicare from a check? How do you find a percent of a noninterest simple discount note?
November 27, 2011

math
Vail Ski Shop received a $1,201 invoice dated July 8th wiht 2/10, 1/15, n/60 terms. On July 22, Vail sent a $485 partial payment. What credit should Vail receive? What is Vail's outstanding balance?
November 26, 2011

math
calculate the average daily balance from the following(30-day billing cycle) 7-21 billing date previous balance $400 7-28 payment $40 credit 7-31 charge $60 8-6 payment $10 credit 8-13 cash advance $50
November 24, 2011

statistics
x= 70 115 105 82 93 125 88 y= 3 45 21 7 16 62 12 compute r using the computation formula nearest thousandth
November 22, 2011

statistics
x= 70 115 105 82 93 125 88 y= 3 45 21 7 16 62 12 compute r using the computation formula nearest thousandth
November 22, 2011

math
Bill Spread, owner of the Bedding Shop, knows that his customers will pay no more than $300 for a comforter. Assume Bill wants a 30% markup on selling price. What is the most he could pay the manufacturer. for thid comforter?
November 20, 2011

Mat
What is mean median and mode
November 13, 2011

physics
A horizontal rod with a length of 0.250 is mounted on a balance and carries a current. At the location of the rod a uniform horizontal magnetic field has a magnitude of 6.70×10−2 and direction perpendicular to the rod. The magnetic force on the rod is measured by ...
October 31, 2011

physics
A horizontal rod with a length of 0.250 is mounted on a balance and carries a current. At the location of the rod a uniform horizontal magnetic field has a magnitude of 6.70×10−2 and direction perpendicular to the rod. The magnetic force on the rod is measured by ...
October 31, 2011

physics
One end of a massless coil spring is suspended from a rigid ceiling. It is found that when a 4 kg mass is suspended from it the spring stretches 90 mm when the mass comes to rest. (a) What is the spring constant for the spring B)If the mass is then pulled down an additional ...
October 31, 2011

physics
A 10 N horizontal force pushes a block weighing 4.9 N against a vertical wall (Fig. 6-26). The coefficient of static friction between the wall and the block is 0.55, and the coefficient of kinetic friction is 0.35. Assume that the block is not moving initially. In unit-vector ...
October 23, 2011

5th grade math
First,you have to multiply 75x120.Next,you have to multiply 0x5.Then do all of the steps to get the answer.
October 19, 2011

physics
A sign that has a mass of 10.0kg is suspended by two wires, as shown below. (wire 1 is at a 40 degreee angle with the sign, wire 2 is at no angle) Determine the force exerted by each wire in supporting the sign. \in cluse a free-body diagram as part of your response.
October 7, 2011

Chemistry
What is the molarity of H2SO4 in a solution prepared by adding 15.0 mL of 6.0 Molarity H2S04 to enough water to make 100.0 mL of solution?
October 5, 2011

CHEMISTRYYYY HELP
A sample of gold ore contains 22.0 g of gold metal per 100kg of ore. If gold has a market value of $350.00 per oz., what mass of ore, in tons, must be refined to get one million dollars worth of pure gold?
September 26, 2011

Chemistry PLEASE
an empty 3.5 L container weighs 650 g when empty. When filled with a 3.5%, by mass, of salt solution, the total mass then is 3.375 kg. How many grams of salt are there in the solution in the container?
September 26, 2011

Ashford
false
September 16, 2011

chemistry
Based on how the indicator phenolphthalein worked in Lab III, explain why the golden rod paper turned color when sprayed with Windex (a base) and changed back to the golden rod color when treated with vinegar (an acid) in the demonstration in class.
September 15, 2011

chemistry
If 0.694 grams of pure KHP are needed to exactly neutralize 30.5 mL of a calcium hydroxide solution, what is the concentration (in molarity) of the base solution?
September 15, 2011

chemistry
this is the right anwer so d= 3.21 x 10^(-10) m
September 3, 2011

Calculus
Shadow Length A man 6 feet tall walks at a rate of 3 ft per second away from a light that is 16 ft above the ground (see figure). When he is 11 ft from the base of the light find the following. (a) The rate the tip of the shadow is moving. (b) The rate the length of his shadow...
August 31, 2011

algebra/math
Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 100 people. a) How many would you expect to be between 158 and 172 cm tall? b) How many would you expect to be taller than 160 ...
August 27, 2011

math
yeah, thank you!
August 25, 2011

Precal
Consider the line segment joining A(-1,2) and B(3,4) a) find an equation that expresses the fact that a point P(x,y) is equidistant from A and from B. b) describe geometrically the set of points described by the equation in part (a).
August 25, 2011

Language art
What is a group of people at a dance with letters bssmyale
July 18, 2011

Med terms
spudum = sputum CODP = COPD AFONIA = APHONIA CHRONIC CONSTRUCTIVE PULMONARY DISEASE = CHRONIC OBSTRUCTIVE PULMONARY DISEASE DOT = DOB EUPNEA = APENA VENTOLATOR = VENTILATOR DYSPHNEA = DYSPNEA PARIOXYSM = PAROXYSM DAILYS = DAYS
July 12, 2011

christian counseling
Hello, I actually am reading the d**** books thanks I was just wondering about the topic if I was on the right track for when I write my paper if they both talked about abandonment critisicm. I have a learning disability thanks.
June 14, 2011

christian counseling
Hello, in the two books Love and Respect by Eggrichs and Why you do the things you do: The secret to a healthy relationship by Tim Clinton, what are some topics that are used in both books. thanks
June 14, 2011

Business
Is it good or bad for corporations to rely on vendors for computing support? List arguments both for and against reliance on vendors as part of your answer.
June 12, 2011

Math
X -2, 0, 3, 4 Y 6, -2, -14, -18 Write the function
May 23, 2011

Math
Simplify: 21d - 8d^2 + 5d^3 - 5d^2
May 23, 2011

Math
A number cube is rolled 60 times. How many times would you expect to roll a 5?
May 18, 2011

Math
Write the perfect squares that are greater than 70 and less than 120.
May 18, 2011

algebra
A gardener wants to create a triangular garden in the shape of a right triangle with shortest side length x – 2y ft. and the middle length side x + 4y ft. What is an algebraic expression for the area of the garden? Be sure to multiply this out and express in simplest ...
April 28, 2011

Algebra 2
If a 20 in. by 30 in. picture has a wooden frame "x" in. wide surrounding it, which equation can be used to find the total area of the picture and frame?
April 26, 2011

childcare
HERE R THE CORRECT ANSWERS; 1-D PAGE25 2- 3-B PAGE18 AND 19 4- 5-C PAGE15 6-A PAGE 30 7- 8- 9-D PAGE 21 10- 11-B PAGE 20 12-C PAGE 10 13-B PAGE 10 14- IM NOT REALLY SURE BCZ IN PAGE 19 SPECIFY THAT CHILDREN OF AGE 6TO 8 THEY CAN TAKE CARE OF THEIR OWN PERSONAL NEEDS BUT ON THE...
April 14, 2011

Statistics
z Score: When Reese Witherspoon won an Oscar as Best Actress for the movie Walk the Line, her age was converted to a z score of -0.61 when included among the ages of all other Oscar-winning Best Actresses at the time of this writing. Was her age above the mean or below the ...
April 8, 2011

Statistics
America Online occasionally conducts online polls in which Internet users can respond to a question. If a graph is constructed to illustrate results from such a poll, and the graph is designed objectively with sound graphing techniques, does the graph provide us with greater ...
April 8, 2011

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. Next>>

Members