Posts by carl

Total # Posts: 320

English
So I'm looking for a work of art (painting, movie, literature, poem, etc.) from 1990 to modern day that has one of these traits: - Feelings or intuition over reason - Champions individual freedom and worth of the individual - Civilization as artificial - Urban areas are a ...

Geometry
A 12-foot ladder is leaning against the outside wall of a building. The angle of the ladder with the ground is 75 degrees. The ladder is moved so that the base of the ladder is 5.8 feet from the wall. Determine the angle created by the ladder and the ground after the move. ...

math
50 is what percent of 13?

math
What is the area of a quadrilateral with vertices at (1, 1), (4, 1), (7, 5) and (4, 5)?

math
thanks

math
William is traveling at a rate of 75 miles per hour. How fast is William traveling in feet per second?

math
Thanks Sir

math
The median of a set of 8 consecutive even integers is 61. What is the largest integer in the set?

math
so which one is it

math
If you buy a pair of shoes on sale for $48. The price is discounted 25% and the sales tax is 7%. Which of the follwoing statements would be true? Answer choices 1. The final price would be lower if you add the 7% sales tax first and take the 25% discount second. 2. It doesn&#...

math
thanks

math
3.50 is 2% of what number?

Chemistry
How does the three dimensional structure of SP3 bonds of Carbon, Nitrogen, Oxygen and Fluorine cause them to form polar or non-polar molecules? The answer must include a 3d diagram of the molecules, and a discussion of the effect of their electron configurations for bonds to H...

Math
Write the equation of a function with the following requirements: A domain of all real numbers over 3, a range of all real numbers, an x-intercept of (5,0), and a vertical asymptote at x = 3.

Physics, need help now
A car going 15 m/s is brought to rest in a distance of 3 m as it strikes a pile of dirt. How large a force is exerted by the seatbelts on a 90 kg passenger as the car is stopped?

Math
The verticies of triangle RST are R(3, 2), S(-2, 3) and T(-2, 1). Which describes triangle RST? 1) isosceles 2) scalene 3) equilateral 4) none of the above

Geometry
A billiard ball bounces off the sides of a rectangular billiards table in such a way that <1 is congruent to <3, <4 is congruent to <6, and <3 and <4 are complementary. If m<1 = 26.5 degrees, find m<3, m<4, m<5. if m<1 = 26.5 degrees and <1 ...

definition
yes i did but it was to complicated i wanted a easier explanation

definition
whats the definition of these words deductive reasoning- ethics-

Chemistry
1 mole of carbon tetrachloride is 154 grams. Divide the sample by the molar mass to get the number of moles. It should be about 0.292 moles

word problem
The length of a rectangle should be 9 meters longer than 4 times the width. If the length must be between 49 and 85 meters long, what are the restrictions for the width, w? asking for _____< or<= w <= or <______

math
arctan(y)=x+c To solve for y, would it just be: y=tan(x+c)?

Physics
The kinetic friction force between a 60kg object and a horizontal surface is 50N. If the initial speed of the object is 25m/s, what distance will it slide before coming to a stop?

Physics
In DESPERATE NEED OF HELP!!! An object of mass m = 10 kg and speed v = 2 m/s collides head on with a second object of mass m = 5 kg which has a speed v = 1 m/s. The objects stick together. There are no external forces on the two objects (note the given "v"s are the ...

Math
Tom leaves the outskirts of City A at 8 am and travels north to City B at a constant speed of 80 km/h. Cindy leaves from the same place at 8:30 am and takes the same route traveling at a constant speed of 100 km/h. At what time will Cindy overtake Tom along the road to City B?

Math
Tom leaves the outskirts of City A at 8 am and travels north to City B at a constant speed of 80 km/h. Cindy leaves from the same place at 8:30 am and takes the same route traveling at a constant speed of 100 km/h. At what time will Cindy overtake Tom along the road to Sydney?

Math
Thanks!!!

Math
This helps SO much! Thank you!!

Math
What function should be used to maximize the volume of an open box that has a surface area of 24 and has a square bottom? Not sure how to do this, a step by step answer would be great. Thanks!!

Math
Write the ratio as a fraction in lowest terms. 1 1/3 to 1 3/4

Math
A flag has a length of 3 1/3 feet when the width is 1 5/6 feet. Write the ratio of the length to the width as a fraction in simplest form.

Algebra
The Pi (π) Club at Math High School was planning a fundraiser to sell pepperoni pizza. A pizza company donated enough ingredients to make the equivalent of 300 extra large pepperoni pizzas (16” diameter). In trying to determine the number of pizzas of each size to ...

Algebra
The Pi (π) Club at Math High School was planning a fundraiser to sell pepperoni pizza. A pizza company donated enough ingredients to make the equivalent of 300 extra large pepperoni pizzas (16” diameter). In trying to determine the number of pizzas of each size to ...

math
Marie is using a rectangular box to ship a framed painting to a friend. The box is 20 inches wide, 24 inches long and 6 inches deep. What is the surface area of the box?

Algebra
Randall wants to mix 57 lbs of nuts worth $1 per lb with some nuts worth $6 per lb to make a mixture worth $5 per lb. how many lbs of $6 nuts must he use?

Math/precal
How do i solve y=7b^x to find the y and x intercept?

Math
I don't know what to do with the b in there

Math
How do i find x and y intercepts of y=7b^x

Math
How do i solve 36^5x= (6^x)(6^x-2)

Math
the answer is p=24t

Math
it's b

Physics
A man is swinging his child, Wii weighs 28.5 kilograms, in horizontal circle which has a radius of 0.75 meters and it takes the child 1.75 seconds to make one revolution. a) What is the magnitude and direction of the force the man exerts on his child? b) What is the magnitude ...

Math
Tameron made a recipe that called 1/4 teaspoon of salt. If the recipe is doubled, how much salt is needed?

Math
Michaela walked 2/5 mile to the store in 1/4 hour. What is the walking pace?

Statistics
E. I am 100% certain. I had this question, put in that answer, and got it right.

Math
The baker ordered 4 dozen eggs at the beginning of the week. By Friday the baker used 5/12 of the eggs. How many eggs did the baker have left

Essex
An investment club placed $33,000 into two simple interest accounts. On one account, the annual simple interest rate is 6.5%. On the other, the annual simple interest rate is 4.5%. How much should be invested in each account so that both accounts earn the same annual interest?

Algebra
We came up with the following example: 24+[5(z)] ---------- x-2-y 24+10=34 ---------- 4-2=2 2-1=1 x=34 This would be for a 4 year old med. size dog. In other words... 24+10=34 ----------- 1 34/1=34 x=34 Not sure if that's the proper way to write the equation but I'd ...

trigo
A plane in calm weather flies east at 20 K.P.H. A 45 K.P.H wind blows from the north. Find the direction and speed required to keep the plane in it's original course and speed.

calculus
You have been hired by a farmer to design a fenced-in rectangular enclosure for emus. The emus will require 720 square feet of area in which to roam, and the fence will cost 20 dollars per foot. The rectangular area will adjoin an existing wall, so a fence is only needed on ...

Batteries
3 Sn^2+ (aq) + 2 Al (s) <--> 2 Al3+(aq) + 3 Sn(s). What is the voltage for this cell? What is the voltage for the cell if the Sn2+(aq) is [.15] and Al3+(aq) is [1.80]? Using proper line notation, describe the cell described in the question.

Match
Simplify: 9/40 divided by 1/5 times 3/8

English
Thanks for not helping

English
individualism I'm always right.

English
Which of the following was valued during the Romantic period? logic individualism balance restraint

Chemistry
What would be the new temperature in Celsius of a sample of methane if 205 ml at 725 torr and 75.0 degrees C is allowed to change to 907 ml and 827 torr? I used P1V1/T1=P2V2/T2 Plugged in the numbers (205)(725)/(348.15K)=(907)(827)/T2 When I solved for T2 I got 1.757*10^3, and...

math
i am a 5 digit number greater than 60,000 but less than 70,000 my ones digit 1 less than my 10,000 digit all my other digits are the same the sum of my digit are 23. What is my number?

Chemistry
How much water must be added to make 500 ml of 12.0 M HCl to 1.0 M HCl (500mL• 12M) / 1.0M =6000m Is this correct?

Chemistry
How much water must be added to make 500 ml of 12.0 M HCl to 1.0 M HCl (500mL• 12M) / 1.0M =6000m Is this correct?

Math
Thanks!

Math
Can someone please explain to me how to solve this: Simplify 6P2. A) 30 B) 15 C) 12 D) 720

chemistry
ΔG= (2x53 + -114) - (2x162)= -332 K=e^(-332/(.008314x298)= 6.36 e-59 I have also tried using 8.314 as the value for R

chemistry
The power of the equation ΔG° = –RT ln(K) is that K can be determined from tabulated values of ΔG°f. Use the tabulated values of the Gibb's energy to determine K for the reaction, 2AB(l) ↔ 2A(g) + B2(g), at 298K. (R=8.314 J/K mol or R=0.008314 ...

Chemistry
A pH = 7.6 buffer is needed in the lab. This buffer is made by first dissolving 17.42 g K2HPO4 in 600 mL of water. What is the pH of this salt solution? This solution of course will be too basic becuase we only have the base of the buffer present. What must the value of the ...

Chemistry
Calculate the pH of the the solution that results from titrating 50 mL of 0.6 M NaOCl(aq) with 0.3 M HBr At 0.00 mL of HBr: At 70 mL of HBr: At 100 mL HBr: At 120 mL of HBr

Chemistry
Calculate the pH of the the solution that results from titrating 50 mL of 0.6 M HCN(aq) with 0.2 M NaOH At 0.00 mL of NaOH At 85 mL of NaOH. At 150 mL NaOH. At 160 mL of NaOH

Chemistry
What is the pH of a 150 mL buffer solution containing 0.5 M NaH2PO4 with 0.5 M K2HPO4? Determine the new pH of the solution upon the addition of 10 mL of 1.2 M strong acid to the 150 mL buffer solution above.

Chemistry
what is the pH of a solution created by adding 15.5 g of KClO to 228 mL of 1.08 M HClO(aq).?

Algebra
Factor: -3x^2 - 18x + 15

SPANISH
Thank you so much :)

SPANISH
Thankyou

SPANISH
This question tells us to answer if the children bahaved good or bad from the paragraph below. Todos los niños le regalaron a Ana muchas cosas fantásticas. Había muñecas, juguetes, animales de peluche … y más cosas. Susana le regal&...

Analytic Geometry
Find the bisectors of the interior angles of the triangle whose sides are the line 7x+y-7=0, x+y+1=0 and x+7y-4=0.

Middle School Math
My home work problem is 3g+5=17 my answer is -20. A I correct.

math
a variable y varies directly as the square root of a varies x,and equals 6 when x=4 find y when x=25

Physics
A glass block has a refractive index of 1.49. What is the critical angle for the block?

Precalculus (Telescoping Series)
Evaluate 3/(1! +2! +3!) + 4/(2! +3! +4!) + 5/(3! +4! +5!) + ... + 2001/(1991! +2000! +2001!).

Chemistry
1100

Physics
Two objects are moving in the xy-plane. No external forces are acting on the objects. Object A has a mass of 3.2 kg and has a velocity of Va= (2.3 m/s)i + (4.2m/s)j and object B has a mass of 2.9 kg and has a velocity of Vb= (-1.8m/s)i + (2.7m/s)j. Some time later, object A is...

Physics
Two objects are moving in the xy-plane. Object A has a mass of 3.2 kg and has a velocity of Va= (2.3 m/s)i + (4.2m/s)j and object B has a mass of 2.9 kg and has a velocity of Vb= (-1.8m/s)i + (2.7m/s)j. What is the total momentum of the system? (should I use dot product here?)

math
the width of a rectangle is 4cm and the length is 8 cm if both the width and the length are increased by equal measures, the area of the rectangle is increased by 64 cm 2. find the length and width of the larger rectangle

College Algebra
Solve for x in terms of the other symbols: rsx^2 + s^2 x + rtx + st = 0

Geometry
A swimming pool is to be constructed in the space of partially overlapping identical circles. Each of the circles has a radius of 9 m, and each passes through the center of the other. Find the area of the swimming pool.

Math
A cube has a surface area of 24 ft2. What is the length of one edge of the cube? Show Work Please.

English II B
Ok thanks.

English II B
It don't say, but are you saying it's 4.

English II B
I think its either 2 or 1.

English II B
A student has completed a freewriting exercise. The result is a paragraph exploring the general theme of war in a literary text. What is the next step in the writing process? 1.gathering details 2.beginning an outline 3.writing an introduction 4.narrowing the topic Need help ...

English II B
Thanks, but me and mike are brothers we are working on the same paper.

English II B
What is the term for a magazine that is published on the computer? 1. computerized slide show 2. online publication 3. electronic portfolio 4. electronic bulletin board

English II B
Need Help Please. A student is thinking about different forums for publishing an editorial. Which of the following would be appropriate? 1.a dramatic reading 2.an anthology 3.a poetry contest 4.a school newspaper

math algebra
a square parking lot has a surface area of (w^4-2w^2x+x^2) square feet. Factor this trinomial to find the length of one side in feet.

CALCULUS ECONOMICS
How did you get to that number?I have 5000 (wrong solution) and I can't figure out q7 because i don't know the right value for q.opt (q.eq=625?)

Math
Jared's football team lost a total of 12 yards during 4 plays of the game. They lost the same number of yards during each of the plays. What is an integer that can represent the number of yards lost during each play?

Physics
A 2050 kg truck is traveling east through an intersection at 2.3 m/s when it is hit simultaneously from the side and the rear. (Some people have all the luck!) One car is a 1200 kg compact traveling north at 4.5 m/s. The other is a 1600 kg midsize traveling east at 10 m/s. The...

Chemistry
120.0g of ice is melted, how much energy is absorbed?

programming logic
The No Interest Credit Company provides zero-interest loans to customers. (It makes a profi t by selling advertising space in its monthly statements and selling its customer lists.) Design an application that gets customer account data that includes an account number, customer...

physics-can anyone solve this please
3. A positive helium ion He+ is released from rest at the surface of a +1000 V flat electrode. It travels in the +x-direction (in vacuum) across a 1 mm gap, passes through a small hole in a +0 V electrode that is parallel to the first one, and enters a region of magnetic field...

magnetism help
A positive helium ion He+ is released from rest at the surface of a +1000 V flat electrode. It travels in the +x-direction (in vacuum) across a 1 mm gap, passes through a small hole in a +0 V electrode that is parallel to the first one, and enters a region of magnetic field. ...

Physics electric potential energy difference
A current loop with radius 20 cm and current 2 A is in a uniform magnetic field of 0.5 T. Considering all possible orientations of the loop relative to the field, what is the largest potential energy difference (in Joules) you can find between two orientations?

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