Wednesday
August 20, 2014

Posts by brittney


Total # Posts: 193

medical coding
this 32-year old female was burned by hot grease in her kitchen 1 week ago. She is seen in the hospital-based wound clinic for large dressing changes on both upper extremities following second-degree burns to both arms. This is accomplished without requiring anesthesia. I got ...
August 14, 2014

Statistics
A survey of 1,000 adult Americans included the following question: "If the military draft were reinstated, would you favor or oppose drafting women as well as men?" Forty-three percent responded that they would favor drafting women if the draft were reinstated. Using...
May 23, 2014

math
Please Help!!!!! If i spent 3 hours in homework and of that time 1/3 on math and 1/5 on science, what method could i use to solve this problem????????? Please Help Thanks!!!!
April 24, 2014

Math
A motorist traveling 55 mph is being pursued by a highway patrol car traveling 65 mph. If the patrol car is four miles behind the motorist, how long will it take the patrol car to overtake the motorist?
November 5, 2013

Chemistry - Please Help!
XeO3 + I- ----> Xe + I2 (acidic solution) CN)2 -----> CN- + OCN- (basic solution) MnO2 + SO32- ---> Mn2+ + S2O62- (acidic solution) H2SeO3 + H2S -----> S + Se (acidic solution) Cl2 ---> Cl- + ClO3- (basic solution) ClNO2 -----> NO3- + Cl- (acidic solution)
October 27, 2013

Chemistry
Balance the following equation for a basic solution. MnO4-+C2O4-2= Mno2 + CO3-2
October 27, 2013

math
Kittens weigh about 100 grams when born and gain 7 to 15 grams per day. If a kitten weighed 100 grams at birth and gained 8 grams per day, in how many days will the kitten triple its weight?
October 23, 2013

chemistry
J. J. Berzelius collected the following data for three reactions: Reaction 1 – 11.56 grams of lead sulfide, PbS, were formed when 10.0 grams of lead reacted with 1.56 grams of sulfur Reaction 2 – 11.56 grams of lead sulfide were formed when 10.0 grams of lead reacted...
October 9, 2013

chemistry
thank you!
October 9, 2013

chemistry
When cane sugar reacts with oxygen in living systems, carbon dioxide and water are produced. What weight of carbon dioxide can be produced from the reaction of 15.0 grams of cane sugar with 15.0 grams of oxygen? (Hint: balance the equation) ___C12H22O11(s) + ___O2(g)  ...
October 9, 2013

chemistry
thank you!
October 9, 2013

chemistry
how many H2O molecules can be formed from 200 H2 molecules and 200 O2 molecules?
October 9, 2013

chemistry
Manganese(III) fluoride, MnF3, can be prepared by the following reaction: 2MnI2(s) + 13F2(g) → 2MnF3(s) + 4IF5(l) If the percentage yield of MnF3 is always approximately 51%, how many grams of MnF3 can be expected if 40.0 grams of each reactant is used in an experiment?
October 6, 2013

Chemistry
thanks!
October 6, 2013

Chemistry
Ethanol (C2H5OH) is synthesized for industrial use by the following reaction, carried out at very high pressure. C2H4(g) + H2O(g) → C2H5OH(l) What is the maximum amount, in kg, of ethanol that can be produced when 1.65 kg of ethylene (C2H4) and 0.0610 kg of steam are ...
October 6, 2013

Physical Chemistry
Thanks!!
September 22, 2013

Physical Chemistry
Integrate the expression β = 1/V (δV / δT) at constant pressure, assuming that β is independent of temperature. By doing so, obtain an expression for V as a function of T and β at constant P.
September 22, 2013

Chemistry
Calculate the enthalpy change when 45 g of ice at -40.0 oC is heated to completely melt to liquid water at 0.0oC. (The heat of fusion for water is 333 J/g.)
April 5, 2013

math
Write a recursive formula for the sequence: 12,-1,-14,-27...
February 12, 2013

physics
The coefficients of friction between a 250 lb football sled and the grass are Mu(s)=0.6 and Mu(k)=0.4. For grass and cleats, Mu(s)=0.9. One 280 lb tryout exerts a horizontal push of 140 lb on the sled. What is the acceleration of the sled?
February 3, 2013

Vista High school
solve the following inequality. write your solutionin interval notation x^3-x<0
January 10, 2013

algebra
If you have 75 cents and you have 27 nickels and dimes how many nickels do you have.
January 6, 2013

Math
if a number is subtracted from the numerator of 3/5 and the same number is added to the denomminator of 3/5, the result is equivalent to 1. find the number
December 5, 2012

math
what times 60 equals 5076
November 20, 2012

math
rewrite the equation so that y is a function of x.then use the result to find y when x= -2,-1,0,1 -2y-3x-16=0
November 19, 2012

math
rewrite the equation so that y is a function of x.then use the result to find y when x= -2,-1,0,1 -6x-1=-4y+2
November 19, 2012

math
i meant 6x-2y=10
November 19, 2012

math
rewrite the equation so that y is a function of x.then use the result to find y when x= -2,-1,0,1 6x-2y=10
November 19, 2012

math
thanx for ur help
November 14, 2012

math
is that correct
November 14, 2012

math
4(1/2x+1/2)=2x+2 4/2x+4/2+2x+2 2x+2=2x+2 2x+2x=2+2 4x=4 x=1
November 14, 2012

math
4(1/2x+1/2)=2x+2
November 14, 2012

math
8x+6=3(4-x)
November 14, 2012

math
-6+5x=8x-9
November 14, 2012

English
Direct Object
November 4, 2012

Physics
A car traveling at 20 m/s applies the brakes. The coefficients of static and kinetic friction between the tires and the road are 0.80 and 0.50 respectively. (A) Determine the stopping distance if the car is able to stop as quickly as possible without skidding. (B) Determine ...
October 25, 2012

Math
What equivalent fraction would you use to subtract 1/3 from 5/9?
October 17, 2012

Chemistry
What is the temperature of 0.45mol of gas at a pressure of 1.0at and a volume of 10.1L ? if anyone can tell me what i need to do to solve this problem it would be helpful
October 5, 2012

physics
The radius of a merry-go-round is 7 meters, and it takes 12 seconds to make a complete revolution. What is the speed of an atom on the outer rim?
October 3, 2012

Math
How do you solve a(x+1)= b solving for x
September 20, 2012

Math
How do you solve a(x+1)= b solving for x
September 20, 2012

biology
What is meant by the statement, "Living things do not exist in isolation"?
September 11, 2012

Chemistry
If your body develops a charge of -17 (microcoulombs), how many excess electrons has it acquired, and what is their collective mass?
September 8, 2012

Chemistry
It's 50mg. I really dont understand how to do this.
September 8, 2012

math
what is the gross profit percent on a item bought for 3.50 at wholesale price and then sold at 5.00 for retail price
August 18, 2012

world literature
I do american school too, hope. If you or anyone wants a homework partner email me: brittneybwilliamson @ yah oo . co m
July 25, 2012

frictionless ramp
Suppose a 19.3 kg curling stone was on a frictionless ramp. If the ramp is 4.76 m tall and 19.5 m long (along the incline), how much mass must hang from the pulley in order that the stone not accelerate up or down the ramp?
June 21, 2012

Physics Help
A force sensor is used to measure a force applied to a 9.1 kg box on a hard, horizontal surface. It records that the box starts to move when the force is equal to 26.9 N. This force makes the box start to move with an acceleration of 0.2 m/s2. Find mu sub s/k respectively.
June 18, 2012

algebra 1
Choose the product. -7p3(4p2 + 3p - 1) -28p5 - 21p4 + 7p3 28p6 + 21p3 - 7p 21p3 + 8p2 + 3p4 - 8p -21p5 + 8p4 - 3p3
June 11, 2012

Chemistry
Calculate the uncertainty in the position (in A) of an electron moving at a speed of (6.5 +/- 0.1)* 10^5m/s. The mass of an electron is 9.109x10^-31 kg. Thanks!
May 7, 2012

algebra
If a train goes 25 mph how many hours. Does it need to go in 125 miles
May 7, 2012

history
How did George Kennan’s containment doctrine change during the Truman, Eisenhower and Kennedy administrations? Which president was the most successful in containing Communism?
April 19, 2012

history
Describe President Reagan’s foreign policy goals and summarize several of the major, specific actions he took to meet those goals.
April 19, 2012

history
How was the civil rights movement of the 1950s and 1960s a continuation of the Reconstruction-era struggle for blacks to achieve equality?
April 19, 2012

chemistry
empirical mass = (12+1= 13) molar mass = 78 78/13 = 6; therefore, (CH)6 = C6H6 so thats correct?
April 19, 2012

chemistry
Benzene has the empirical formula CH and an experimental molar mass of 78 g/mol. What is its molecular formula? Explain how you got your answer.
April 19, 2012

history
How did George Kennan’s containment doctrine change during the Truman, Eisenhower and Kennedy administrations? Which president was the most successful in containing Communism
April 16, 2012

physics
A charge of 2.1 nC and a charge of 4.7 nC are separated by 57.90 cm. Find the equilibrium position for a -4.7 nC charge. ____ cm from the 2.1 nC charge. what is the answer? and how did you get it? thaanks
April 11, 2012

chemistry
will SrSO4 precipitate when .1g of Na2SO4 are added to 1L of a .01M solution of Sr
March 21, 2012

MATH FOR TEACHERS
the roof is a right rectangular prism and the floor is a rectangle. (its the outside of a warehouse). for the roof- the base has 51 x 51. The rectangular for the floor is 120 (l) x 20 (h) x 90 (w). need to find the volume and surface area. (counting the floor) Give an ...
March 19, 2012

math for elementary teachers
the roof is a right rectangular prism and the floor is a rectangle. (its the outside of a warehouse). for the roof- the base has 51 x 51. The rectangular for the floor is 120 (l) x 20 (h) x 90 (w). need to find the volume and surface area. (counting the floor) Give an ...
March 19, 2012

math for elementary teachers
thank you. helped out alot!
March 19, 2012

math for elementary teachers
Suppose that carpeting cost $12.36 per square yard at a carpet store. what will be the cost to carpet a conference room if the rooms dimensions are 110 ft by 42 ft. (the conference room should seat 380 people using 6' diameter tables each seating 10 people.)
March 19, 2012

Chemistry
A string has a length of 84 cm. The string is stretched taut, and both ends are restricted to be nonmoving. Touching the string at which of the following points will not produce a standing wave when the string is plucked?
February 15, 2012

science
If the magnitude of the electric field in air exceeds roughly 3 X10^6 N/C, the air breaks down and a spark forms. For a two-disk capacitor of radius 52 cm with a gap of 1 mm, what is the maximum charge (plus and minus) that can be placed on the disks without a spark forming (...
February 11, 2012

history
How was Fort William Henry massacre used by the British and the American colonists to justify brutality against the Indians? HELPPPP PLEASE
February 6, 2012

history
Discuss the importance of landscape in crafting battle strategy for both the French and the English. HELP PLEASE!
January 30, 2012

philosophy
what makes an idea dangerous?
January 25, 2012

business/accounting
Christy Burch and Myung Lim, partners, compared their current income statement with their income statement of a year ago. They noted that sales were 12.0% higher than a year ago. They also noted that the total expenses were 20.0% higher than a year ago. What type of analysis ...
January 17, 2012

Liberal Arts
Part 1: You finally made it…graduation day has arrived! Your parents are so proud that they are throwing you a HUGE party. They have rented a big tent for your graduation party just in case it rains. The inside of the tent (represented by the blue area) is set up for a ...
January 14, 2012

trigonometry
A river is 2000 ft wide and flowing at 6 mph from north to south. A woman in a canoe starts on the eastern shore and heads west at her normal paddling speed of 2 mph. In what direction (measured clockwise from north) must she aim her canoe? How long will it take her to go ...
January 9, 2012

trigonometry
A river is 2000 ft wide and flowing at 6 mph from north to south. A woman in a canoe starts on the eastern shore and heads west at her normal paddling speed of 2 mph. In what direction (measured clockwise from north) must she aim her canoe? How long will it take her to go ...
January 8, 2012

trig
A river is 2000 ft wide and flowing at 6 mph from north to south. A woman in a canoe starts on the eastern shore and heads west at her normal paddling speed of 2 mph. In what direction (measured clockwise from north) must she aim her canoe? How long will it take her to go ...
January 4, 2012

english
How does the text use clothing and garments (or the lack thereof) to portray Edna’s rebellion against Victorian norms? Use examples from the book to support your answer.
January 4, 2012

introduction to floral design amd flowers
Im trying to find out if my answers to the exam is right
December 26, 2011

basics and tools of floral design
The fabric label doesn’t say if the linen was preshrunk. You test the fabric for shrinkage and determine it needs to be shrunk. How do you do this? A. Wash the material in cold water and dry on high in dryer. B. Immerse the material in hot water and drip dry. C. Wash the ...
December 13, 2011

history
Flexible
December 12, 2011

chemistry
calculate the hydronium ion concentration in an aqueous solution that contains 2.50x10^-6M in hydroxide solution
December 1, 2011

math boxes 3.3
make up a set of at least twelve numbers that hav the following landmarks maximum:8 range:6 mode:6 median:5
October 24, 2011

physics
A 30 kg child steps to a dock from a 60 kg boat,giving the boat an acceleration of 2m/s^2. Neglecting water Resistance, the acceleration experienced by the child is?
October 4, 2011

Essential Mathematics 1
Can somebody please help me evaluate: 13 1/3 + 6 2/9 ? (=
September 19, 2011

Essential Mathematics 1
Yay! Thanx soooo much! <3
September 19, 2011

Essential Mathematics 1
The answer would be 7 right?
September 19, 2011

Essential Mathematics 1
Can somebody please help me Evaluate: 3 1/9 * 2 1/4 ? (=
September 19, 2011

Essential Mathematics 1
Nope. its 10 2/3 divided by 4
September 19, 2011

Essential Mathematics 1
10 2 2/3 / 4
September 19, 2011

PHYSICS
force = change of pressure/area = 25000 N
August 1, 2011

PHYSICS
The door and the seals on an aircraft are subject to a tremendous amount of force during flight. At an altitude of 10,000 m (about 33,000 ft), the air pressure outside the airplane is only 2.7 x 104 N/m2, while the inside is still at normal atmospheric pressure, due to ...
August 1, 2011

Chemistry
A 110.-g sample of copper (specific heat capacity = 0.20 J/°C · g) is heated to 82.4°C and then placed in a container of water at 22.3°C. The final temperature of the water and copper is 23.5°C. What is the mass of the water in the container, assuming ...
July 11, 2011

Chemistry
In a coffee-cup calorimeter, 1.70 g of NH4NO3 is mixed with 76.0 g of water at an initial temperature of 25.00°C. After dissolution of the salt, the final temperature of the calorimeter contents is 23.71°C. Assuming the solution has a heat capacity of 4.18 J/°C &...
July 11, 2011

calculus 2
Six and one-half foot-pounds of work is required to compress a spring 3 inches from its natural length. Find the work required to compress the spring an additional one-half inch.
May 31, 2011

algebra
b=5
May 31, 2011

Advance Algebra (Graphing)
I need help finding the asymptotes, and domain of these two graphs.. 1) 1/x^2 Vertical Asym.:? Domain:? Horizontal asym.: y=0 2) x^2/1 Vertical Asym.:? Domain:? Horizontal asym.: none THANKS!
May 22, 2011

chemistry
i do not understand how to do these and i have a question on my test tomorrow on this stuff can someone explain to me how to do this? for each of the following molecules draw the lewis structure, determine the shape, determine the polarity, and determine the kinds of ...
May 18, 2011

science
the transfer of heat between two parts of a stationary system, caused by a temperature difference between the parts.
May 18, 2011

chemistry
the human body obtains 2000 kj from a candy bar. if this energy were used to vaporize was at 100 degrees celcius, how much water in liters could be vaporized? ??(assume that the density of water is 1.0g/ml)
May 18, 2011

College Algebra
Determine whether x+6 is a factor of x^3+4x^2-27x-90
May 2, 2011

Algebra
Thanks Damon!!!
April 30, 2011

Algebra
ok did i do this right? evaluate the expression log(base4)(16)(4) log(4) 16 + log(4) 4 ? can you do that?
April 30, 2011

Algebra
Ok well bobpursley first of all your a genius ;) second of all im a newbie at this logorithm stuff. thank you for helping me!
April 30, 2011

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