Friday
December 19, 2014

Posts by Maria


Total # Posts: 1,557

english
Select the sentence in which all pronouns are used correctly. A. I sat between him and her during the sales conference. B. Just between you and I, I am not impressed by our new manager. C. Be sure to divide all income from the suburban property between he and I. D. I hope she...
March 20, 2014

PHYSICS
thank you.
March 18, 2014

PHYSICS
A 5.00-kg box slides 7.00 m across the floor before coming to rest. What is the coefficient of kinetic friction between the floor and the box if the box had an initial speed of 3.00 m/s?
March 18, 2014

personal finance
Chloe has a $2,500 credit limit on her credit card and has charged $1,295.19 to her account. There is a 1.5% finance charge on the $1,295.19. How much must Chloe pay to clear her account?
March 14, 2014

Physics
Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 66.0∘. Dog A exerts a force of 278N , and dog B exerts a force of 324N . =Find the magnitude of the resultant force. =Find the angle the resultant force makes with the rope of dog A.
March 9, 2014

Math
x varies directly as y3 . If x is 32 when y is 2, find x when y is –3
March 8, 2014

Does not have an Agreement error
After the walk he developed some sharp chest pains and was helped with a nitroglycerin tablet.
March 7, 2014

chemistry
A 1.009g mixture of Na2SO4 (molar mass=142.04 g/mol) and Pb(NO3)2 (molar mass= 331.20 g/mol)? A)write th3 molecular form of the equation for the reaction. b)write the net ionic equation for the reaction.
March 5, 2014

social studies
Please Mrs.Sue will you grade my answers.
February 23, 2014

social studies
1.c 2.a 3.d 4.b 5.b 6.a 7.c 8.d 9.a 10.d 11.d 12.b 13.a 14.c 15.b 16.a 17.a 18.c 19.b 20.a
February 23, 2014

math
Sally has 5 hershey bars she has to share the bars with 7 friends how much will each friend get?
February 19, 2014

Pennfoster
Today, government and corporate security officials are most worried about
February 18, 2014

Management
On an organization chart, span of control refers to the
February 16, 2014

Physics
4. A basketball is thrown from a height of 1.60(m), with an angle of 45o above the horizontal. (a) With what initial speed must the basketball be thrown so that it reaches the basket at the highest point of its trajectory? The basket is at a height of 3.05(m) above the ground...
February 15, 2014

Social Studies
Mrs. Sue are my answers correct 1.b 2.d 3.a 4.b 5.c
February 13, 2014

math
C(x) = 9x for x <= 150 = 9*150+6(x-150) for 150 < x < 210 = 9*150 + 6*59 + 3(x-209) for x >= 210
February 12, 2014

math 3
88
February 12, 2014

physics
thank you so much Damon!
February 10, 2014

physics
A remote-control vehicle moves forward with constant acceleration. During the first two seconds, it travels 55.0(cm), and during the following two seconds, another 77.0(cm) (a) Calculate the vehicle’s initial velocity and its acceleration. (b) What distance will it...
February 10, 2014

Physics
You're driving down the highway at 20m/s when you see a snowman you don't want to crush 35 m in front of you. Your reaction time before stepping on the brakes is 0.5s, and acceleration created by your brakes is 10 m/s^2 what was the distance travelled before coming to ...
February 7, 2014

social studies
Who invented the cotton quill
February 7, 2014

reading
Thank you for your cooperation
February 6, 2014

reading
Ms.Sue
February 6, 2014

reading
Can you search the book
February 6, 2014

reading
I answered both of your questions Ms.Sue.Now can you please search it?
February 6, 2014

reading
#1-I disagree #2-i don't know that's what's need help with
February 6, 2014

reading
Well can you please try to search it :-(
February 6, 2014

reading
The is called Rachel Carson pioneers of ecolegy
February 6, 2014

reading
I disagree ms.sue And I need help
February 6, 2014

reading
In the book Rachel Carson I'm suppose to agree or disagree about "a person can be a professional scientist or writer but rarely both".the chapter is 3 it says use details and examples from the chapter to support your decision and it's hard for me and I don&#...
February 6, 2014

math
I guess it's $48
February 6, 2014

Biochemistry
A buffer solution is prepared by mixing 2.50 mL of 2.00M sodium acetate with 3.30mL of 0.500M HCl and diluting the buffer with water to a final volume of 500.0mL. pK acetic acid: 4.76 what is ph of buffer? what is final concentration of buffer?
February 4, 2014

Math
Xyz rents a car for $45 and .25 per mile. Cloud rents a car for $35 and .30 per mile. How many miles would a driver need to drive before the cost of renting a car at xyz and cloud be the same
February 3, 2014

chemistry
A 0.25 kg length of aluminum wire is warmed 10.0°C by an electric current. How much heat was generated by the current?
February 3, 2014

spanish
4) ciclismo
January 31, 2014

spanish
3) equipo
January 31, 2014

language arts, plays
Thank you, Ms. Sue.
January 30, 2014

language arts, plays
On October 1, 1956, The Diary of Anne Frank opened simultaneously in seven cities in Germany. At the end of the play, the audience sat silently without applauding. Not long after the play’s opening, Germans began openly expressing remorse for the Holocaust. This was an ...
January 30, 2014

Science
Which of the following determines the type of biome classification that will be made for a particular reason? a. Climate* b. Size c. Mineral deposits d. Number of human settlements
January 30, 2014

Physics
A jetliner, traveling northward, is landing with a speed of 60 m/s. Once the jet touches down, it has 795 m of runway in which to reduce its speed to 5.6 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take the positive direction to...
January 24, 2014

Calc
Let f(x)=sqrt(x) and g(x)=sin(x). Find f*g and determine where f*g is continuous on the interval (-4pi, 4pi)
January 13, 2014

Algebra 2..
Divide -2x^3+21x^2-20x-12 by (x-3) Please explain.
January 13, 2014

Algebra 2 help!
Divide -2x^3+21x^2-20x-12 by (x-3)
January 13, 2014

Algebra 2 help...
A half life of a certain radioactive is 36 days. An initial amount of the material has a mass of 487 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 5 days. Round your answer to the nearest thousandth.
January 10, 2014

Algebra 2 help!!!
Let f(x)=x^2+7 and g(x)= x+3/x. Find (g f)(-5) A.35/12 B.35/32 C.32/35 D.11/25
January 10, 2014

HEALTH
C. 12
January 10, 2014

Algebra 2
Find the rational roots of x^4+3x^3+3x^2-3x-4=0. A.0,1 B.1,2 C.1,-1 D.-1,2
January 9, 2014

Dont get this question..
what are the zeros of the function? y=(x-3)(x+2)(x-2) a.-3,2,-2 b.-3,2,2 c.3,-2,2 d.3,2,2
January 9, 2014

Algebra help please!
Use the quadratic formula to solve the equation. -x^2+5x=3 a.5/2 +- sqrt13/2 b.-5/2 +- sqrt13/2 c.2/5 +- sqrt13/2 d.-2/5 +- sqrt13/2
January 9, 2014

Algebra 2 help!
the equation i posted is the equation i have to use.
January 9, 2014

Algebra 2 help!
Use the quadratic formula to solve the equation. -x^2+5x=11 a.5/2 +- sqrt13/2 b.-5/2 +- sqrt13/2 c.2/5 +- sqrt13/2 d.-2/5 +- sqrt13/2
January 9, 2014

Algebra 2
What value completes the square for the expression x^2-16x? a.-64 b.64 c.32 d.-32
January 9, 2014

Algebra 2
Which matrix represents the system of equations below? -10x-9y+13z=12 8x-7y-5z=15 5x+4y-6z=-12 a. -10,-9,13 8,-7,-5 5,4,-6 b.-10,-9,13 8,7,5 4,4,-6 c.-10,8,5 -9,-7,4 13,5,-6 d. 10,8,5 9,-7,4 13,5,-6
January 9, 2014

English
Yes I am talking about "O Captain, My Captain" I have not found anything yet
January 5, 2014

English
Identify all the descriptions Whitman uses to compare Lincoln to a ship’s captain. What kind of leader does the speaker consider Lincoln?
January 5, 2014

Operations Management
45
December 13, 2013

Astronomy
On the Autumnal Equinox, you see the Moon in the Waxing Crescent Phase at an angle of 45 degrees above the western horizon. What is the approximate local time? Can someone please explain how to obtain the answer? Thank you!
December 8, 2013

Chemistry
Write a balanced equation for an alpha particle from Gd-148
December 6, 2013

english
Thank you very much
December 1, 2013

english
Can someone check my work for me, please. 1.Yesterday he was very busy since he had been fixing the TV from noon. 2. He left for the day before I arrived. He had been waiting for me almost a week. To regret, I couldn't come earlier. 3. When Anna entered the living room, ...
December 1, 2013

english, grammar
Use Past Simple and Past Perfect Continuous 1. Yesterday he was very busy since he was fixing the TV from noon. 2. He left for the day before I arrived. He waited for me almost a week. To regret, I couldn't come earlier. 3. When Anna entered the living room, everyone was ...
December 1, 2013

trig.
a person standing 100ft. from the base of the tree looks up to the top of the tree with an angle of elevation of 52. assuming that the persons eyes are 5ft above ground the ground how tall is the tree?
November 27, 2013

math
Determine the equation of g(x) that results from translating the function f(x) = x2 + 3 upward 14 units. which is the correct answrr: g(x) = (x + 17)2 g(x) = (x + 14)2 + 3 g(x) = x2 - 11 g(x) = x2 + 17
November 25, 2013

Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -2x2 + 2x + 6 answers available, which one is correct? {–1.30, 2.30} {-2, 2} {–1.00, –3.00} {–0.33, 0.33}
November 25, 2013

Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -9x2 + 3x + 5. which one is correct: {0.93, –0.60} {-9, 3} {–0.33, –0.56} {–1.80, 0.60}
November 25, 2013

Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x2 + 4x + 3. answers: {–1.00, 1.33} {-3, 4} {–1.33, –1.00} {–0.54, 1.87} Please advise
November 25, 2013

math
Select the x-coordinate of the vertex of the parabola defined by the function f(x) = -7x2 + 5x + 9. -7/5 9 5/14 -5/7
November 24, 2013

Math
consider the equations:f(x)=-6x-1 and g(x)=4x^2 Select the solution for (f+g)(x) A) -6x-1+4x^2 B) -24x^3 - 4X^2 C) -24x^2 - 1 D) -6X -1 - 24X^2 I think the answer is A. Please help
November 24, 2013

English
Jaycee______ himself yesterday when he ran into the goal post. A. Hurt B. Hurted
November 19, 2013

Math
This is for a second grader. He only works in WHOLE numbers still. I believe this was a mistake on the teachers' part. Should have been "one number is 3 more than the other", I think. Thank you for your help.
November 14, 2013

Math
My second grader brought home this math problem for which I can find no solution. The sum of two numbers is 21. One number is two more than the other. What are the two numbers?
November 14, 2013

Algebra
A manufacture sells watches for $31. The manufacture has a fixed cost of $6000 per month and variable cost of $15 per watch. How many watches must be sold to break even? Please show all work!
November 10, 2013

Statistics
Using a 0.05 level of significance, test the hypothesis that the probability of the NCAA Division I basketball champion being from the Pac 10 is 20%. Repeat the test for the hypothesis that the probability the champion is UCLA is 20%. What do these results say about testing ...
November 7, 2013

Genetics
Why are we using more dilute cultures for the killing curve while we are using the arg selection culture at full strength? 1. The reason that we are using a more dilute culture for the killing curve is because we want to know how UV light exposure at different time intervals ...
November 4, 2013

Math
solve: x-squarerootx-2=4 and write 1+4i over 1-i in the form a+bi
November 3, 2013

Spanish
Raquel y yo queremos alquilar videos. La respuesta seria: Leonardo quiere alguilar videos con nosotros o nosotras? I am confused with nosotros o nosotras. Please help me.
November 3, 2013

Spanish
Raquel y yo queremos alquilar videos. La respuesta seria: Leonardo quiere alguilar videos con nosotros o nosotras? I am confused with nosotros o nosotras. Please help me.
November 3, 2013

GCC
PREDICT THE REACTION MG(NO3)2(AQ)+NA(S)
October 29, 2013

chemistry
A typical bathtub can hold 106 gallons of water. Calculate the mass of natural gas that would need to be burned to heat the water for a tub of this size from 56 ◦F to 87 ◦F. Assume that the natural gas is pure methane (CH4) and that the products of combustion are ...
October 26, 2013

chemistry
a 100 W electric heater operates for 10 minutes to hear the gas in a cylinder. At the same time, the gas expands from 1 L to 14 L against a constant atmospheric pressure of 4.246 atm. What is the change in internal energy in Joules of the gas?
October 25, 2013

CHEMISTRY
a solution of sodium hydroxide is standardized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.404 g; buret reading before titration 0.13 mL; buret reading after ...
October 18, 2013

chemistry 101
We add excess Na2CrO4 solution to 42.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.590 grams. What is the molarity of the AgNO3 solution? Answer in units of M
October 18, 2013

chem 101
We add excess Na2CrO4 solution to 42.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.590 grams. What is the molarity of the AgNO3 solution? Answer in units of M
October 18, 2013

math
margaret paid $87 for a skirt and a blouse. the skirt costs twice as much as the blouse. what was the cost of the skirt?
October 18, 2013

math
mrs. atkins pays $1800 for a new refrigerator, washer, and dryer. the refrigerator costs $250 more than the washer. the dryer costs half as much as the washer. how much does the washer cost?
October 18, 2013

CHEMISTRY
n unknown amount of water is mixed with 350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is titrated to neutrality with 52 . 5 mL of 6 M HCl. Calculate the concentration of the di- luted NaOH solution. Answer in units of M
October 18, 2013

religion/theology
I was wondering if there was a group or social movement through its work influenced teachings in Catholic Social thought
October 12, 2013

science
in each duagram a black circle represents a[particle of salt . white circle represents particles of water. which diageram coorecctly showws a solution
October 1, 2013

Physics
A small airplane has a speech of 200km/h with respect to the air. There is strong wind blowing at 77km/h at 23 north of east with respect to the Earth . A) in which direction should the plane head in order to land at an airport due north of its present location?B) what would ...
October 1, 2013

Physics ...... Science
A small airplane has a speech of 200km/h with respect to the air. There is strong wind blowing at 77km/h at 23 north of east with respect to the Earth . A) in which direction should the plane head in order to land at an airport due north of its present location?B) what would ...
September 30, 2013

algebra
An herbalist has 30 oz of herbs costing $2 per ounce. how many ounces of herbs costing $1 per ounce should be mixed with these 30 ounces of herbs to produce a mixture costing $1.60 per ounce?
September 27, 2013

Early Childhood Literacy
A family-teacher study meeting should NOT include: A. classes on setting up a home library. B. information about the importance of play. C. a “make it/take it” class on homemade reading materials.D. a teacher-parent conference.
September 26, 2013

Chemistry
Why is it suggested you use weighing paper or a watch glass instead of filter paper on which to allow a sample to dry? Please give two examples.
September 18, 2013

math, please help!!!!
Let t be time in seconds and let r(t) be the rate, in gallons per second, that water enters a reservoir: r(t)=700−40t. a) For 0≤t≤30, when does the reservoir have the most water? b) For 0≤t≤30, when does the reservoir have the least water
September 13, 2013

math
Let t be time in seconds and let r(t) be the rate, in gallons per second, that water enters a reservoir: r(t)=700−40t. a) For 0≤t≤30, when does the reservoir have the most water? b) For 0≤t≤30, when does the reservoir have the least water
September 13, 2013

physics
A car comes to rest uniform deceleration at the rate of 5.8 m/s2 for 14.3 seconds. What is distance did it travel during this time??
September 13, 2013

Math
A Classroom bulletin board is 7 feet by 4 feet. If there is a picture of a student every 6 inches along the edge, including one in each corner, how many pictures are on the bulletin board? The teacher gave me the answer 40 but I don't know how.... Can you help me, please
September 10, 2013

Chapter 8 Vocabulary ,8 th grade
I need help on this I don't know the answer....
September 8, 2013

Algebra
Please help with this factoring problem: 2x^3/2 − 6x^1/2 + 4x^−1/2 what i did first was make all the exponents whole numbers, so I got: 4x^3-36x+16x^-1 I don't know what to do from there.
September 6, 2013

Marks: 1 A model rocket was launched to an altitu
Marks: 1 A model rocket was launched to an altitude of 54,925 feet. How many feet above 10 miles did it travel? Choose one answer.
September 5, 2013

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