Friday
April 18, 2014

Posts by Bob


Total # Posts: 2,359

geometry
Write and solve an inequality to find the calues of x for which the area of the rectangle is greater than the are of the triangle

11th grade
20xsquared+40 x+15=0

algebra
Thanks

algebra
10-d=19 What is d? I think it is -9.

math
how do you solove I=$440 P=??? R=7% T=4 years

7th grade
i need help with another I=$440,P=??,R=5%,T=4 years what is p

7th grade
thank you

7th grade
I=$440 P??? R=7% T=4years this is simple interest

7th grade
i need help with simple interest math homework.NOW!

History
dont go down really dont go i mean it

Finance
The extent to which inventory financing may be used depends on

finance
At age 5, how much would you have to save per month to have $1 million in your account at age 65, if your investment rate was 10% per year? Assume no taxes and compounding on a monthly basis.

trig
solving radical equations... help! 5+¡în+1= n+4

Honors Biology - URGENT!!!
idk

Math
12 Quarters 7 Dimes 3 Nickels

Math
12 quarters 7 dimes 3 nickels

Math question
pi*r^2 3.14*20cm.^2 =1256.63 take that and divide by four and you get 314.16

physics
I have a capacitance of 5.75e-10 What is it in Farads?

pre algebra 6th grade
250=x-.08x 250=(1-.08)x 250/(1-.08)=x 271.73=x

algebra
x=4 y=2 perimeter= (2*4)+(2*2) = 8+4 =12

Physics
I need help solving for q. Here is the formula. F=(k*q*2q)/r^2

Geometry
h=(2A)/B =(2*6.75)/3 =4.5 m

bio 102
assuming the standard values for the atmospheric partial pressure of N2, O2, AND CO2 at sea level, what is the approximate total partial pressure of the remainig atmospheric gases?

Chemistry
0.500 moles of NOCl is placed in a 1.00L vessel at 700K,and after the system comes to equilibrium,the concentration of the NOCl is .440M. Calculate the value of Kc for the reaction @NOCl(g)->2NO(g)+Cl2(g)?

math
what is the ascending order of 8+7x^2-12x^3-4x^3y

chemistry
What is the formula for the compound formed when potassium reacts with nitrogen?

science
A 75-kg person on skis is going down a hill sloped at 30.0°. The coefficient of kinetic friction between the skis and the snow is 0.15. How fast is the skier going 10.0 s after starting from rest?

algebra
A*B=A*B Solve for B

physics
A 65 kg person runs with a horizontal velocity of 3.5 m/s and jumps onto an 0.9 kg skateboard which is initially at rest. Assuming negligible friction, what will be the final velocity of the skateboard and the person?

physics
An 85.0 kg fisherman decides to jump from his boat onto the dock. If the velocity of the fisherman is 4.30 m/s to the west and the boat is 185 kg, what is the velocity of the boat after the fisherman jumps out?

physics
A billiard ball traveling at 8.0 m/s has an elastic collision with a second billiard ball of equal mass that is at rest. After the collision, the first ball is at rest. What is the velocity of the second ball after the collision?

physics
a chunk of clay in the shape of Bugs Bunny has a mass of 0.75 and an initial velocity of 5.0 m/s to the right. a second chunk of clay is in the shape of Elmer Fudd has a mass of 0.25 kg and an initial velocity of 3.0 m/s to the left. what is the composite velocity ater the cla...

Math- HELP
12/17 duh!

chemistry
Imagine that one carbon in buckminster- fullerene (C60) is replaced by a silicon atom,yielding SiC59. This molecule can then orient in 60 different ways. What is the entropy of one mole of SiC59 at T = 0 K? 1. 4.53 × 10−20 J/K 2. 27.3 kJ/K 3. 34.0 J/K 4. 5.65 &time...

Biomechanics
If an average net force of 20N at 45* is applied to a 0.35 kg water balloon for 0.12s. how far away should the catcher stand? Assume release height and cathc height are the same and air resistance is not a factor.

chemistry
Thank you!!

chemistry
I have found a balanced redox equation for removal of silver sulfide using sodium hydrogen carbonate in aluminium to say: 2Al + 3Ag2S + 6H2O --> 6Ag + 2Al2(OH)3 + 3H2S What happens to the Na and C component of the sodium hydrogen carbonate? And why is it not included on LHS...

social studies
hi

JAVA SCRIPT
What is the purpose of the modulus operator? Provide an example of when it can be used and the value that would be returned.

ethics
ok thank u so much!! :)

ethics
so what is a example?

ethics
Does your organization address ethical issues in a formal and systematic way? If so, is it a cookie-cutter, one-size-fits-all approach or has the organization customized an ethical culture to match its unique needs? Please provide examples. i dont have a job so how can do this?

English
Skeptics argued that the boss's UNORTHODOX management style would... im not sure how to! I know that unorthodox means disregarding or defying traditions or standards

English
Ske[tics argued that the noss's UNORTHODOX management style would...

English
With the election so near, the mayor became RETICENT about..... what could i write to finish the sentence?

English
1. to suppress with threat or force 2. to declare invalid

English
If the king fails to QUASH the rebel forces, they will... what could i write to finish the sentence?

English
incorrigible?

English
Thought to be _______, the criminal was sentenced to life without parole. 1.blasphemous 2.heretic 3.incorrigible

Math
Are the following fractions equivalent? justify your answer 18/24 9/12 15/20 6/9

physics
a 60 kilogram student sitting on a hardwood floor accelerates at 1.3 meters per second squared when pulled by a 240 newton horizontal force. what is the coefficient of friction between the student and the floor?

COLLEGE
yes under the cupboard

12th Grade English
wow poetry in motion

Chemistry
1e-7

calculus
Coroners estimate time of death using the rule of thumb that a body cools about 2 degrees F during the first hour after death and about 1 degree F for each additional hour. Assuming an air temperature of 78 degrees F and a living body temperature of 98.6 degrees F, the tempera...

C programming
Help would be grately apreciated on this problem thank you! Backgound The employees can be any one of the two types: 1) Full-Time Salaried (FTS) and 2) Part-Time Hourly (PTH). Currently, there are totally 1050 FTS employees and 274 PTH employees in a company. The company plans...

Computers C
Backgound The employees can be any one of the two types: 1) Full-Time Salaried (FTS) and 2) Part-Time Hourly (PTH). Currently, there are totally 1050 FTS employees and 274 PTH employees in a company. The company plans to add up to 50 new employees FTS employees are paid in a f...

calculus
f(x,y)=x^2+2y^2 use the gradient vector Þf(5, 1) to find the tangent line to the level curve f(x, y) = 27 at the point (5, 1). answer choices: 1. 10x + 4y = 27 2. 2x + 4y = 27 3. 5x + 2y = 27 4. 10x − 4y = 27 5. 5x − 2y = 27

calculus
Use differentials to estimate the amount of tin in a closed tin can with diameter 6 cm and height 14 cm if the tin is 0.046 cm thick.

arithmetic
dude why do you put su hard question on here and nobody can do it

geometry
draw an acute scalene triangle ABC in the center of your paper with sides approximately 8cm 10cm and 16cm

Math
5 mins.

4th grade math
31 X 19 in expanded algorithm

chem
let's say that an average egg has a mass of 48 g. What mass would a mole of eggs have?

chemistry
Surface tension explains which of the follow- ing phenomena? I) A piece of aluminum foil floating on a lake II) A bowling ball sinking more slowly through molasses than through water III) Separating ethanol from water by distillation IV) Water beading on a windshield during th...

Physics
you use the mg-(2.3E2*cos21)for fnormal...bobpursley you really should check your work before...

economics
drop in output

geomtry
Figure it out

physics
How much spring elasticity would be needed to make a 50 pound child jump higher

Physics
17.4

physics
A bus traveling 85 km/hr is brought to a stop in 135 m. If the mass of the bus is 2250 kg, what was the retarding force provided by the brakes? Formula please

Algebra
Thank you

Algebra
why 32?

Algebra
4a/16 + a/16 =?

physics
A man pushes on a piano of mass 180 so that it slides at a constant velocity of 12.0 down a ramp that is inclined at 11.0 above the horizontal. No appreciable friction is acting on the piano. Calculate the magnitude and direction of this push A. if the man pushes parallel to t...

chemistry
A propane barbeque is used to heat up 400g of water in an aluminum pot until it is boiling. Using the following information, calculate the molar enthalpy of propane. You can assume the temperature of the water and the temperature of the aluminum pot are always the same. Initia...

chemistry
A 10.0 g sample of liquid gallium metal, at its melting point, is added to 50.0g of water. The initital temperature of the water is 24.0 degrees C. If the molar enthalpy of freezing gallium is -5.54 kj/mol, what is the final temperature of the water? Thanks

PHILOSOPHY
What was William of Ockham's position on predestination? Where is a good sight to find imformation on this subject?

math
What are the measures of the angles of a right triangle with side lengths of 1, 2, and sqroot of 2? please show/explain work

MATH
a ball of radius 1 is dropped into a V-shaped gutter. The ball touches the gutter's sides at the ball's equator. If the shortest distance from the surface of the ball to the vertex of teh gutter is 1, what is the angle formed by the sides of the gutter?

math
a ball of radius 1 is dropped into a V-shaped gutter. The ball touches the gutter's sides at the ball's equator. If the shortest distance from the surface of the ball to the vertex of teh gutter is 1, what is the angle formed by the sides of the gutter?

math algebra
how would i do this problem elina and teresa raced on their bikes to the library after school. they both left at 3:00 pm and bicycled along the same trail elina rode at the speed of 12 miles an hour and teresa rode at the speed of 9 mph. elina got there 15minutes before teresa...

calculus
A rectangle is constructed with its base on the diameter of a semicircle with radius 5 cm and with two vertices on the semicircle. What are the dimensions of the rectangle with maximum area?

calculus
A square-based, box-shaped shipping crate is designed to have a volume of 16ft^3. The material used to make the base costs twice as much (per ft^2) as the material in the sides, and the material used to make the top costs half as much (per ft^2) as the material in the sides. W...

chem
A scuba diver's tank contains .25 kg of oxygen compressed into a volume of 4.3 L (for oxygen, 32g = 1 mole) Calculate the gas pressure inside the tank at 9 degrees Celsius What volume would this occupy at 26 degrees Celsius and .95 atmospheres? can someone tell me how many...

chemisty help please
I still don't get it.. lol

chemistry
I looked at that guys and i still dont get it.

chemistry
A scuba diver's tank contains .25 kg of oxygen compressed into a volume of 4.3 L (for oxygen, 32g = 1 mole) Calculate the gas pressure inside the tank at 9 degrees Celsius What volume would this occupy at 26 degrees Celsius and .95 atmospheres?

Algebra
Hot Java Coffee Company adverties their decaffeinated coffee as 97% caffeine free as compared to their regular caffeinated coffee. If a cup of coffee is 8 ounces, how many ounces of decaffeinated coffee would you have to drink to get the equivalent amount of caffeine found in ...

chemistry
What volume of HCl gas is produced by the reaction of 2.4 liters of H2 gas with 1.5 liters of Cl2 gas? (Volumes are at the same T and P.) 1. 3.0 liters 2. 4.8 liters 3. 0.75 liters 4. 2.4 liters 5. 1.5 liters

Word within the Word Analogy Help
how fast can you answer??

chemistry
Thanks, I thought I could use Boyle's Law, but it seemed too easy.

chemistry
Two gases are contained in gas bulbs connected by a valve. Gas A is present in a 56 L bulb at a pressure of 213 torr. Gas B exerts a pressure of 683 torr in a 74 L bulb. What is the partial pressure of gas B after they equilibrate once the valve has been opened? Answer in unit...

chemistry
Calculate the number of carbon atoms in 0.75 L of acetone (CH3COCH3). (density = 1.3 g/mL and boiling point = 48.5 degrees Celsius)

chemistry
CaCN2

chemistry
Consider the following reaction: CaCN2 + 3H2O ¨ CaCO3 + 2NH3 105.0 g CaCN2 and 78.0 g H2O are reacted. Assuming 100% efficiency, which reactant is in excess and how much is leftover? The molar mass of CaCN2 is 80.11 g/mol. The molar mass of CaCO3 is 100.09 g/mol. 1. ...

poetry
Can someone explain what the poem is trying to tell in "Ode to the West Wind" I read from other sites but I don't understand it... I believe that it is talking about death...

biochemistry
wfwfrgffdgbhyujhyujb

chemistry
89.8%

physics
find the force exerted by the rope on the car when the angle is 2.9 degrees and you are pulling with a force of 384 N but the car does not move

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